diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..140ea9e
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "lib/openzeppelin-contracts"]
+	path = lib/openzeppelin-contracts
+	url = https://github.com/OpenZeppelin/openzeppelin-contracts
diff --git a/Cargo.toml b/Cargo.toml
index ad7d45a..9890df3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ homepage = "https://maidsafe.net"
 license = "GPL-3.0"
 name = "evmlib"
 repository = "https://github.com/WithAutonomi/evmlib"
-version = "0.5.0"
+version = "0.6.0"
 
 [features]
 external-signer = []
diff --git a/abi/IMerklePaymentVault.json b/abi/IPaymentVault.json
similarity index 51%
rename from abi/IMerklePaymentVault.json
rename to abi/IPaymentVault.json
index 43ddf76..f46218d 100644
--- a/abi/IMerklePaymentVault.json
+++ b/abi/IPaymentVault.json
@@ -1,4 +1,20 @@
 [
+  {
+    "type": "constructor",
+    "inputs": [
+      {
+        "name": "_antToken",
+        "type": "address",
+        "internalType": "contract IERC20"
+      },
+      {
+        "name": "_batchLimit",
+        "type": "uint256",
+        "internalType": "uint256"
+      }
+    ],
+    "stateMutability": "nonpayable"
+  },
   {
     "type": "function",
     "name": "CANDIDATES_PER_POOL",
@@ -40,101 +56,80 @@
   },
   {
     "type": "function",
-    "name": "estimateMerkleTreeCost",
+    "name": "batchLimit",
+    "inputs": [],
+    "outputs": [
+      {
+        "name": "",
+        "type": "uint256",
+        "internalType": "uint256"
+      }
+    ],
+    "stateMutability": "view"
+  },
+  {
+    "type": "function",
+    "name": "completedMerklePayments",
     "inputs": [
+      {
+        "name": "",
+        "type": "bytes32",
+        "internalType": "bytes32"
+      }
+    ],
+    "outputs": [
       {
         "name": "depth",
         "type": "uint8",
         "internalType": "uint8"
       },
-      {
-        "name": "poolCommitments",
-        "type": "tuple[]",
-        "internalType": "struct IMerklePaymentVault.PoolCommitment[]",
-        "components": [
-          {
-            "name": "poolHash",
-            "type": "bytes32",
-            "internalType": "bytes32"
-          },
-          {
-            "name": "candidates",
-            "type": "tuple[16]",
-            "internalType": "struct IMerklePaymentVault.CandidateNode[16]",
-            "components": [
-              {
-                "name": "rewardsAddress",
-                "type": "address",
-                "internalType": "address"
-              },
-              {
-                "name": "metrics",
-                "type": "tuple",
-                "internalType": "struct IMerklePaymentVault.QuotingMetrics",
-                "components": [
-                  {
-                    "name": "dataType",
-                    "type": "uint8",
-                    "internalType": "enum IMerklePaymentVault.DataType"
-                  },
-                  {
-                    "name": "closeRecordsStored",
-                    "type": "uint256",
-                    "internalType": "uint256"
-                  },
-                  {
-                    "name": "recordsPerType",
-                    "type": "tuple[]",
-                    "internalType": "struct IMerklePaymentVault.Record[]",
-                    "components": [
-                      {
-                        "name": "dataType",
-                        "type": "uint8",
-                        "internalType": "enum IMerklePaymentVault.DataType"
-                      },
-                      {
-                        "name": "records",
-                        "type": "uint256",
-                        "internalType": "uint256"
-                      }
-                    ]
-                  }
-                ]
-              }
-            ]
-          }
-        ]
-      },
       {
         "name": "merklePaymentTimestamp",
         "type": "uint64",
         "internalType": "uint64"
       }
     ],
+    "stateMutability": "view"
+  },
+  {
+    "type": "function",
+    "name": "completedPayments",
+    "inputs": [
+      {
+        "name": "",
+        "type": "bytes32",
+        "internalType": "bytes32"
+      }
+    ],
     "outputs": [
       {
-        "name": "totalAmount",
-        "type": "uint256",
-        "internalType": "uint256"
+        "name": "rewardsAddress",
+        "type": "bytes16",
+        "internalType": "bytes16"
+      },
+      {
+        "name": "amount",
+        "type": "uint128",
+        "internalType": "uint128"
       }
     ],
     "stateMutability": "view"
   },
   {
     "type": "function",
-    "name": "getPaymentInfo",
+    "name": "getCompletedMerklePayment",
     "inputs": [
       {
-        "name": "winnerPoolHash",
+        "name": "winnerHash",
         "type": "bytes32",
         "internalType": "bytes32"
       }
     ],
     "outputs": [
       {
-        "name": "info",
+        "name": "",
         "type": "tuple",
-        "internalType": "struct IMerklePaymentVault.PaymentInfo",
+        "internalType": "struct CompletedMerklePayment",
         "components": [
           {
             "name": "depth",
@@ -149,7 +144,7 @@
           {
             "name": "paidNodeAddresses",
             "type": "tuple[]",
-            "internalType": "struct IMerklePaymentVault.PaidNode[]",
+            "internalType": "struct PaidNode[]",
             "components": [
               {
                 "name": "rewardsAddress",
@@ -160,6 +155,11 @@
                 "name": "poolIndex",
                 "type": "uint8",
                 "internalType": "uint8"
+              },
+              {
+                "name": "amount",
+                "type": "uint256",
+                "internalType": "uint256"
               }
             ]
           }
@@ -180,7 +180,7 @@
       {
         "name": "poolCommitments",
         "type": "tuple[]",
-        "internalType": "struct IMerklePaymentVault.PoolCommitment[]",
+        "internalType": "struct PoolCommitment[]",
         "components": [
           {
             "name": "poolHash",
@@ -190,7 +190,7 @@
           {
             "name": "candidates",
             "type": "tuple[16]",
-            "internalType": "struct IMerklePaymentVault.CandidateNode[16]",
+            "internalType": "struct CandidateNode[16]",
             "components": [
               {
                 "name": "rewardsAddress",
@@ -198,38 +198,9 @@
                 "internalType": "address"
               },
               {
-                "name": "metrics",
-                "type": "tuple",
-                "internalType": "struct IMerklePaymentVault.QuotingMetrics",
-                "components": [
-                  {
-                    "name": "dataType",
-                    "type": "uint8",
-                    "internalType": "enum IMerklePaymentVault.DataType"
-                  },
-                  {
-                    "name": "closeRecordsStored",
-                    "type": "uint256",
-                    "internalType": "uint256"
-                  },
-                  {
-                    "name": "recordsPerType",
-                    "type": "tuple[]",
-                    "internalType": "struct IMerklePaymentVault.Record[]",
-                    "components": [
-                      {
-                        "name": "dataType",
-                        "type": "uint8",
-                        "internalType": "enum IMerklePaymentVault.DataType"
-                      },
-                      {
-                        "name": "records",
-                        "type": "uint256",
-                        "internalType": "uint256"
-                      }
-                    ]
-                  }
-                ]
+                "name": "amount",
+                "type": "uint256",
+                "internalType": "uint256"
               }
             ]
           }
@@ -257,82 +228,83 @@
   },
   {
     "type": "function",
-    "name": "payForMerkleTree2",
+    "name": "payForQuotes",
     "inputs": [
       {
-        "name": "depth",
-        "type": "uint8",
-        "internalType": "uint8"
-      },
-      {
-        "name": "poolCommitments",
+        "name": "_payments",
         "type": "tuple[]",
-        "internalType": "struct IMerklePaymentVault.PoolCommitmentPacked[]",
+        "internalType": "struct DataPayment[]",
         "components": [
           {
-            "name": "poolHash",
-            "type": "bytes32",
-            "internalType": "bytes32"
+            "name": "rewardsAddress",
+            "type": "address",
+            "internalType": "address"
           },
           {
-            "name": "candidates",
-            "type": "tuple[16]",
-            "internalType": "struct IMerklePaymentVault.CandidateNodePacked[16]",
-            "components": [
-              {
-                "name": "rewardsAddress",
-                "type": "address",
-                "internalType": "address"
-              },
-              {
-                "name": "dataTypeAndTotalCostUnit",
-                "type": "uint256",
-                "internalType": "uint256"
-              }
-            ]
+            "name": "amount",
+            "type": "uint256",
+            "internalType": "uint256"
+          },
+          {
+            "name": "quoteHash",
+            "type": "bytes32",
+            "internalType": "bytes32"
           }
         ]
-      },
-      {
-        "name": "merklePaymentTimestamp",
-        "type": "uint64",
-        "internalType": "uint64"
-      }
-    ],
-    "outputs": [
-      {
-        "name": "winnerPoolHash",
-        "type": "bytes32",
-        "internalType": "bytes32"
-      },
-      {
-        "name": "totalAmount",
-        "type": "uint256",
-        "internalType": "uint256"
       }
     ],
+    "outputs": [],
     "stateMutability": "nonpayable"
   },
   {
     "type": "function",
-    "name": "payments",
+    "name": "verifyPayment",
     "inputs": [
       {
-        "name": "winnerPoolHash",
-        "type": "bytes32",
-        "internalType": "bytes32"
+        "name": "_payments",
+        "type": "tuple[]",
+        "internalType": "struct DataPayment[]",
+        "components": [
+          {
+            "name": "rewardsAddress",
+            "type": "address",
+            "internalType": "address"
+          },
+          {
+            "name": "amount",
+            "type": "uint256",
+            "internalType": "uint256"
+          },
+          {
+            "name": "quoteHash",
+            "type": "bytes32",
+            "internalType": "bytes32"
+          }
+        ]
       }
     ],
     "outputs": [
       {
-        "name": "depth",
-        "type": "uint8",
-        "internalType": "uint8"
-      },
-      {
-        "name": "merklePaymentTimestamp",
-        "type": "uint64",
-        "internalType": "uint64"
+        "name": "",
+        "type": "tuple[]",
+        "internalType": "struct PaymentVerificationResult[]",
+        "components": [
+          {
+            "name": "quoteHash",
+            "type": "bytes32",
+            "internalType": "bytes32"
+          },
+          {
+            "name": "amountPaid",
+            "type": "uint256",
+            "internalType": "uint256"
+          },
+          {
+            "name": "isValid",
+            "type": "bool",
+            "internalType": "bool"
+          }
+        ]
       }
     ],
     "stateMutability": "view"
@@ -342,22 +314,22 @@
     "name": "DataPaymentMade",
     "inputs": [
       {
-        "name": "root",
-        "type": "bytes32",
+        "name": "rewardsAddress",
+        "type": "address",
         "indexed": true,
-        "internalType": "bytes32"
+        "internalType": "address"
       },
       {
-        "name": "treeDepth",
+        "name": "amount",
         "type": "uint256",
         "indexed": true,
         "internalType": "uint256"
       },
       {
-        "name": "amount",
-        "type": "uint256",
+        "name": "quoteHash",
+        "type": "bytes32",
         "indexed": true,
-        "internalType": "uint256"
+        "internalType": "bytes32"
       }
     ],
     "anonymous": false
@@ -413,69 +385,23 @@
         "internalType": "uint8"
       },
       {
-        "name": "max",
+        "name": "maxDepth",
         "type": "uint8",
         "internalType": "uint8"
       }
     ]
   },
-  {
-    "type": "error",
-    "name": "GracePeriodNotOver",
-    "inputs": []
-  },
-  {
-    "type": "error",
-    "name": "InvalidAmount",
-    "inputs": []
-  },
-  {
-    "type": "error",
-    "name": "InvalidChainlinkPrice",
-    "inputs": []
-  },
   {
     "type": "error",
     "name": "InvalidInputLength",
     "inputs": []
   },
-  {
-    "type": "error",
-    "name": "InvalidQuoteHash",
-    "inputs": []
-  },
-  {
-    "type": "error",
-    "name": "InvalidRecipientsCount",
-    "inputs": []
-  },
-  {
-    "type": "error",
-    "name": "InvalidRoot",
-    "inputs": []
-  },
-  {
-    "type": "error",
-    "name": "InvalidTreeDepth",
-    "inputs": []
-  },
   {
     "type": "error",
     "name": "PaymentAlreadyExists",
     "inputs": [
       {
-        "name": "poolHash",
-        "type": "bytes32",
-        "internalType": "bytes32"
-      }
-    ]
-  },
-  {
-    "type": "error",
-    "name": "PaymentNotFound",
-    "inputs": [
-      {
-        "name": "poolHash",
+        "name": "winnerPoolHash",
         "type": "bytes32",
         "internalType": "bytes32"
       }
@@ -483,37 +409,12 @@
   },
   {
     "type": "error",
-    "name": "PriceFeedNull",
-    "inputs": []
-  },
-  {
-    "type": "error",
-    "name": "RootAlreadyPaid",
-    "inputs": []
-  },
-  {
-    "type": "error",
-    "name": "SequencerDown",
-    "inputs": []
-  },
-  {
-    "type": "error",
-    "name": "WrongCandidateCount",
+    "name": "SafeERC20FailedOperation",
     "inputs": [
       {
-        "name": "poolIdx",
-        "type": "uint256",
-        "internalType": "uint256"
-      },
-      {
-        "name": "expected",
-        "type": "uint256",
-        "internalType": "uint256"
-      },
-      {
-        "name": "got",
-        "type": "uint256",
-        "internalType": "uint256"
+        "name": "token",
+        "type": "address",
+        "internalType": "address"
       }
     ]
   },
@@ -527,10 +428,10 @@
         "internalType": "uint256"
       },
       {
-        "name": "got",
+        "name": "actual",
         "type": "uint256",
         "internalType": "uint256"
       }
     ]
   }
-]
+]
\ No newline at end of file
diff --git a/abi/IPaymentVaultV6.json b/abi/IPaymentVaultV6.json
deleted file mode 100644
index e825b12..0000000
--- a/abi/IPaymentVaultV6.json
+++ /dev/null
@@ -1,374 +0,0 @@
-[
-  {
-    "inputs": [
-      {
-        "internalType": "contract IERC20",
-        "name": "_antToken",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "nonpayable",
-    "type": "constructor"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "target",
-        "type": "address"
-      }
-    ],
-    "name": "AddressEmptyCode",
-    "type": "error"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "account",
-        "type": "address"
-      }
-    ],
-    "name": "AddressInsufficientBalance",
-    "type": "error"
-  },
-  {
-    "inputs": [],
-    "name": "AntTokenNull",
-    "type": "error"
-  },
-  {
-    "inputs": [],
-    "name": "BatchLimitExceeded",
-    "type": "error"
-  },
-  {
-    "inputs": [],
-    "name": "FailedInnerCall",
-    "type": "error"
-  },
-  {
-    "inputs": [],
-    "name": "InvalidInputLength",
-    "type": "error"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "token",
-        "type": "address"
-      }
-    ],
-    "name": "SafeERC20FailedOperation",
-    "type": "error"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "address",
-        "name": "rewardsAddress",
-        "type": "address"
-      },
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "amount",
-        "type": "uint256"
-      },
-      {
-        "indexed": true,
-        "internalType": "bytes32",
-        "name": "quoteHash",
-        "type": "bytes32"
-      }
-    ],
-    "name": "DataPaymentMade",
-    "type": "event"
-  },
-  {
-    "inputs": [],
-    "name": "antToken",
-    "outputs": [
-      {
-        "internalType": "contract IERC20",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "batchLimit",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "name": "completedPayments",
-    "outputs": [
-      {
-        "internalType": "bytes16",
-        "name": "rewardsAddress",
-        "type": "bytes16"
-      },
-      {
-        "internalType": "uint128",
-        "name": "amount",
-        "type": "uint128"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "components": [
-          {
-            "internalType": "enum IPaymentVault.DataType",
-            "name": "dataType",
-            "type": "uint8"
-          },
-          {
-            "internalType": "uint256",
-            "name": "dataSize",
-            "type": "uint256"
-          },
-          {
-            "internalType": "uint256",
-            "name": "closeRecordsStored",
-            "type": "uint256"
-          },
-          {
-            "components": [
-              {
-                "internalType": "enum IPaymentVault.DataType",
-                "name": "dataType",
-                "type": "uint8"
-              },
-              {
-                "internalType": "uint256",
-                "name": "records",
-                "type": "uint256"
-              }
-            ],
-            "internalType": "struct IPaymentVault.Record[]",
-            "name": "recordsPerType",
-            "type": "tuple[]"
-          },
-          {
-            "internalType": "uint256",
-            "name": "maxRecords",
-            "type": "uint256"
-          },
-          {
-            "internalType": "uint256",
-            "name": "receivedPaymentCount",
-            "type": "uint256"
-          },
-          {
-            "internalType": "uint256",
-            "name": "liveTime",
-            "type": "uint256"
-          },
-          {
-            "internalType": "uint256",
-            "name": "networkDensity",
-            "type": "uint256"
-          },
-          {
-            "internalType": "uint256",
-            "name": "networkSize",
-            "type": "uint256"
-          }
-        ],
-        "internalType": "struct IPaymentVault.QuotingMetrics[]",
-        "name": "_metrics",
-        "type": "tuple[]"
-      }
-    ],
-    "name": "getQuote",
-    "outputs": [
-      {
-        "internalType": "uint256[]",
-        "name": "prices",
-        "type": "uint256[]"
-      }
-    ],
-    "stateMutability": "pure",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "components": [
-          {
-            "internalType": "address",
-            "name": "rewardsAddress",
-            "type": "address"
-          },
-          {
-            "internalType": "uint256",
-            "name": "amount",
-            "type": "uint256"
-          },
-          {
-            "internalType": "bytes32",
-            "name": "quoteHash",
-            "type": "bytes32"
-          }
-        ],
-        "internalType": "struct IPaymentVault.DataPayment[]",
-        "name": "_payments",
-        "type": "tuple[]"
-      }
-    ],
-    "name": "payForQuotes",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "requiredPaymentVerificationLength",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "components": [
-          {
-            "components": [
-              {
-                "internalType": "enum IPaymentVault.DataType",
-                "name": "dataType",
-                "type": "uint8"
-              },
-              {
-                "internalType": "uint256",
-                "name": "dataSize",
-                "type": "uint256"
-              },
-              {
-                "internalType": "uint256",
-                "name": "closeRecordsStored",
-                "type": "uint256"
-              },
-              {
-                "components": [
-                  {
-                    "internalType": "enum IPaymentVault.DataType",
-                    "name": "dataType",
-                    "type": "uint8"
-                  },
-                  {
-                    "internalType": "uint256",
-                    "name": "records",
-                    "type": "uint256"
-                  }
-                ],
-                "internalType": "struct IPaymentVault.Record[]",
-                "name": "recordsPerType",
-                "type": "tuple[]"
-              },
-              {
-                "internalType": "uint256",
-                "name": "maxRecords",
-                "type": "uint256"
-              },
-              {
-                "internalType": "uint256",
-                "name": "receivedPaymentCount",
-                "type": "uint256"
-              },
-              {
-                "internalType": "uint256",
-                "name": "liveTime",
-                "type": "uint256"
-              },
-              {
-                "internalType": "uint256",
-                "name": "networkDensity",
-                "type": "uint256"
-              },
-              {
-                "internalType": "uint256",
-                "name": "networkSize",
-                "type": "uint256"
-              }
-            ],
-            "internalType": "struct IPaymentVault.QuotingMetrics",
-            "name": "metrics",
-            "type": "tuple"
-          },
-          {
-            "internalType": "address",
-            "name": "rewardsAddress",
-            "type": "address"
-          },
-          {
-            "internalType": "bytes32",
-            "name": "quoteHash",
-            "type": "bytes32"
-          }
-        ],
-        "internalType": "struct IPaymentVault.PaymentVerification[]",
-        "name": "_payments",
-        "type": "tuple[]"
-      }
-    ],
-    "name": "verifyPayment",
-    "outputs": [
-      {
-        "components": [
-          {
-            "internalType": "bytes32",
-            "name": "quoteHash",
-            "type": "bytes32"
-          },
-          {
-            "internalType": "uint256",
-            "name": "amountPaid",
-            "type": "uint256"
-          },
-          {
-            "internalType": "bool",
-            "name": "isValid",
-            "type": "bool"
-          }
-        ],
-        "internalType": "struct IPaymentVault.PaymentVerificationResult[3]",
-        "name": "verificationResults",
-        "type": "tuple[3]"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  }
-]
\ No newline at end of file
diff --git a/artifacts/MerklePaymentVault.json b/artifacts/MerklePaymentVault.json
deleted file mode 100644
index 80cae40..0000000
--- a/artifacts/MerklePaymentVault.json
+++ /dev/null
@@ -1 +0,0 @@
-{"abi":[{"type":"constructor","inputs":[{"name":"_antToken","type":"address","internalType":"address"}],"stateMutability":"nonpayable"},{"type":"function","name":"ANT_PRICE","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"function","name":"CANDIDATES_PER_POOL","inputs":[],"outputs":[{"name":"","type":"uint8","internalType":"uint8"}],"stateMutability":"view"},{"type":"function","name":"DEFAULT_COST_UNIT","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"function","name":"MAX_MERKLE_DEPTH","inputs":[],"outputs":[{"name":"","type":"uint8","internalType":"uint8"}],"stateMutability":"view"},{"type":"function","name":"PRECISION","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"function","name":"antToken","inputs":[],"outputs":[{"name":"","type":"address","internalType":"contract IERC20"}],"stateMutability":"view"},{"type":"function","name":"costUnitPerDataType","inputs":[{"name":"","type":"uint8","internalType":"enum IMerklePaymentVault.DataType"}],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"function","name":"estimateMerkleTreeCost","inputs":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"poolCommitments","type":"tuple[]","internalType":"struct IMerklePaymentVault.PoolCommitment[]","components":[{"name":"poolHash","type":"bytes32","internalType":"bytes32"},{"name":"candidates","type":"tuple[16]","internalType":"struct IMerklePaymentVault.CandidateNode[16]","components":[{"name":"rewardsAddress","type":"address","internalType":"address"},{"name":"metrics","type":"tuple","internalType":"struct IMerklePaymentVault.QuotingMetrics","components":[{"name":"dataType","type":"uint8","internalType":"enum IMerklePaymentVault.DataType"},{"name":"closeRecordsStored","type":"uint256","internalType":"uint256"},{"name":"recordsPerType","type":"tuple[]","internalType":"struct IMerklePaymentVault.Record[]","components":[{"name":"dataType","type":"uint8","internalType":"enum IMerklePaymentVault.DataType"},{"name":"records","type":"uint256","internalType":"uint256"}]}]}]}]},{"name":"merklePaymentTimestamp","type":"uint64","internalType":"uint64"}],"outputs":[{"name":"totalAmount","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"function","name":"getPaymentInfo","inputs":[{"name":"winnerPoolHash","type":"bytes32","internalType":"bytes32"}],"outputs":[{"name":"info","type":"tuple","internalType":"struct IMerklePaymentVault.PaymentInfo","components":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"merklePaymentTimestamp","type":"uint64","internalType":"uint64"},{"name":"paidNodeAddresses","type":"tuple[]","internalType":"struct IMerklePaymentVault.PaidNode[]","components":[{"name":"rewardsAddress","type":"address","internalType":"address"},{"name":"poolIndex","type":"uint8","internalType":"uint8"}]}]}],"stateMutability":"view"},{"type":"function","name":"maxCostUnit","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"function","name":"minPrice","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"function","name":"payForMerkleTree","inputs":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"poolCommitments","type":"tuple[]","internalType":"struct IMerklePaymentVault.PoolCommitment[]","components":[{"name":"poolHash","type":"bytes32","internalType":"bytes32"},{"name":"candidates","type":"tuple[16]","internalType":"struct IMerklePaymentVault.CandidateNode[16]","components":[{"name":"rewardsAddress","type":"address","internalType":"address"},{"name":"metrics","type":"tuple","internalType":"struct IMerklePaymentVault.QuotingMetrics","components":[{"name":"dataType","type":"uint8","internalType":"enum IMerklePaymentVault.DataType"},{"name":"closeRecordsStored","type":"uint256","internalType":"uint256"},{"name":"recordsPerType","type":"tuple[]","internalType":"struct IMerklePaymentVault.Record[]","components":[{"name":"dataType","type":"uint8","internalType":"enum IMerklePaymentVault.DataType"},{"name":"records","type":"uint256","internalType":"uint256"}]}]}]}]},{"name":"merklePaymentTimestamp","type":"uint64","internalType":"uint64"}],"outputs":[{"name":"winnerPoolHash","type":"bytes32","internalType":"bytes32"},{"name":"totalAmount","type":"uint256","internalType":"uint256"}],"stateMutability":"nonpayable"},{"type":"function","name":"payForMerkleTree2","inputs":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"poolCommitments","type":"tuple[]","internalType":"struct IMerklePaymentVault.PoolCommitmentPacked[]","components":[{"name":"poolHash","type":"bytes32","internalType":"bytes32"},{"name":"candidates","type":"tuple[16]","internalType":"struct IMerklePaymentVault.CandidateNodePacked[16]","components":[{"name":"rewardsAddress","type":"address","internalType":"address"},{"name":"dataTypeAndTotalCostUnit","type":"uint256","internalType":"uint256"}]}]},{"name":"merklePaymentTimestamp","type":"uint64","internalType":"uint64"}],"outputs":[{"name":"winnerPoolHash","type":"bytes32","internalType":"bytes32"},{"name":"totalAmount","type":"uint256","internalType":"uint256"}],"stateMutability":"nonpayable"},{"type":"function","name":"payments","inputs":[{"name":"","type":"bytes32","internalType":"bytes32"}],"outputs":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"merklePaymentTimestamp","type":"uint64","internalType":"uint64"}],"stateMutability":"view"},{"type":"function","name":"scalingFactor","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"event","name":"DataPaymentMade","inputs":[{"name":"root","type":"bytes32","indexed":true,"internalType":"bytes32"},{"name":"treeDepth","type":"uint256","indexed":true,"internalType":"uint256"},{"name":"amount","type":"uint256","indexed":true,"internalType":"uint256"}],"anonymous":false},{"type":"event","name":"MerklePaymentMade","inputs":[{"name":"winnerPoolHash","type":"bytes32","indexed":true,"internalType":"bytes32"},{"name":"depth","type":"uint8","indexed":false,"internalType":"uint8"},{"name":"totalAmount","type":"uint256","indexed":false,"internalType":"uint256"},{"name":"merklePaymentTimestamp","type":"uint64","indexed":false,"internalType":"uint64"}],"anonymous":false},{"type":"error","name":"AntTokenNull","inputs":[]},{"type":"error","name":"BatchLimitExceeded","inputs":[]},{"type":"error","name":"DepthTooLarge","inputs":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"max","type":"uint8","internalType":"uint8"}]},{"type":"error","name":"GracePeriodNotOver","inputs":[]},{"type":"error","name":"InvalidAmount","inputs":[]},{"type":"error","name":"InvalidChainlinkPrice","inputs":[]},{"type":"error","name":"InvalidInputLength","inputs":[]},{"type":"error","name":"InvalidQuoteHash","inputs":[]},{"type":"error","name":"InvalidRecipientsCount","inputs":[]},{"type":"error","name":"InvalidRoot","inputs":[]},{"type":"error","name":"InvalidTreeDepth","inputs":[]},{"type":"error","name":"PRBMath_SD59x18_Log_InputTooSmall","inputs":[{"name":"x","type":"int256","internalType":"SD59x18"}]},{"type":"error","name":"PaymentAlreadyExists","inputs":[{"name":"poolHash","type":"bytes32","internalType":"bytes32"}]},{"type":"error","name":"PaymentNotFound","inputs":[{"name":"poolHash","type":"bytes32","internalType":"bytes32"}]},{"type":"error","name":"PriceFeedNull","inputs":[]},{"type":"error","name":"RootAlreadyPaid","inputs":[]},{"type":"error","name":"SequencerDown","inputs":[]},{"type":"error","name":"WrongCandidateCount","inputs":[{"name":"poolIdx","type":"uint256","internalType":"uint256"},{"name":"expected","type":"uint256","internalType":"uint256"},{"name":"got","type":"uint256","internalType":"uint256"}]},{"type":"error","name":"WrongPoolCount","inputs":[{"name":"expected","type":"uint256","internalType":"uint256"},{"name":"got","type":"uint256","internalType":"uint256"}]}],"bytecode":{"object":"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","sourceMap":"421:19562:1:-:0;;;;;;;;;;;;;-1:-1:-1;;421:19562:1;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;1306:4;;421:19562;1409:1;;421:19562;1497:4;1409:1;421:19562;1805:23;;421:19562;;1864:28;;1950:19;421:19562;1605:4;1306;1605;421:19562;;;1605:4;421:19562;;;1605:4;421:19562;;;1409:1;-1:-1:-1;1605:4:1;;421:19562;;;;;;;;;1864:28;421:19562;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;421:19562:1;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;421:19562:1;;;;;;-1:-1:-1;421:19562:1;;;;;-1:-1:-1;421:19562:1","linkReferences":{}},"deployedBytecode":{"object":"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","sourceMap":"421:19562:1:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;9795:29;421:19562;9795:29;;;421:19562;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;421:19562:1;;;;;1275:35;421:19562;;;;;;;;;;;;;;;;;-1:-1:-1;;421:19562:1;;;;;1383:27;421:19562;;;;;;;;;:::i;:::-;;;;;;-1:-1:-1;;421:19562:1;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;799:2;6280:24;;6276:100;;6458:27;;;:::i;:::-;6499:39;;;6495:130;;6749:10;6707:77;6749:10;;6707:77;;:::i;:::-;421:19562;;;;;;;;;;;;;;;;;;;;;;;;;;;6981:109;;421:19562;7231:21;421:19562;;;;;;;;;:::i;:::-;;;;;11978:6;421:19562;11978:6;;;;12128;12237:21;12128:6;;7354:23;12128:6;;:::i;:::-;421:19562;;;;;;;;12237:21;;:::i;:::-;421:19562;;;;;7354:23;;:::i;:::-;7466:65;;;;;;:::i;:::-;421:19562;;;;;;;;;;;;;-1:-1:-1;;421:19562:1;;-1:-1:-1;;421:19562:1;;;;;;;;;;;;;;;;7907:19;;;;:::i;:::-;7941:13;421:19562;8273:22;8158:8;-1:-1:-1;;;;;421:19562:1;;7956:9;;;;;;421:19562;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;8390:77;;421:19562;;;;8390:77;;;;421:19562;;;;;;;;;;7967:3;421:19562;8002:16;;;;:::i;:::-;421:19562;;8057:30;:45;:30;;;;:::i;:::-;:45;:::i;:::-;421:19562;;-1:-1:-1;;;8158:64:1;;6749:10;421:19562;8158:64;;421:19562;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;;;-1:-1:-1;8158:64:1;;;;;;;;421:19562;8158:64;8273:91;8158:64;;;7967:3;421:19562;;;;;;;:::i;:::-;;;;;;;;;;8301:62;;421:19562;8273:91;;:::i;:::-;421:19562;7941:13;;8158:64;;;421:19562;8158:64;;;;;;;;;;:::i;:::-;;;;;:::i;:::-;;;;;;;;;421:19562;;;;;;;;;11986:3;12033:13;12017:55;421:19562;12033:13;421:19562;12033:13;;;:::i;:::-;:38;421:19562;12017:55;:::i;:::-;12005:67;;;;:::i;:::-;421:19562;;11963:13;;6981:109;3982:36;;;;421:19562;7043:36;421:19562;;;;7043:36;421:19562;;;;;;;;;;;;6495:130;3160:53;;;421:19562;6561:53;421:19562;;;;;;6561:53;6276:100;2926:38;;;;421:19562;6327:38;421:19562;;799:2;421:19562;;;;6327:38;421:19562;;;;;;-1:-1:-1;;421:19562:1;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;10909:15;10905:84;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;-1:-1:-1;421:19562:1;;;;;;;;;;;;;10905:84;10947:31;;;421:19562;10947:31;421:19562;;;;10947:31;421:19562;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;9296:24;799:2;9296:24;;9292:100;;9474:27;;;:::i;:::-;9515:39;;;9511:130;;9729:13;421:19562;9744:26;;;;;;9795:29;10508:23;10144:10;421:19562;10363:44;10385:21;10226:30;10144:10;;10102:77;10144:10;;10102:77;;:::i;:::-;10226:30;;:::i;:::-;10385:21;;;;;:::i;:::-;10363:44;:::i;:::-;421:19562;;10508:23;;:::i;:::-;421:19562;;;;;;9772:3;9795:18;:29;:18;421:19562;9795:18;;;;:::i;:::-;:29;;;;;:::i;:::-;;421:19562;9729:13;;9511:130;3160:53;;;;;421:19562;9577:53;421:19562;;;;;;9577:53;9292:100;2926:38;;;;421:19562;9343:38;421:19562;;799:2;421:19562;;;;9343:38;421:19562;;;;;;;:::i;:::-;;;;;;2879:24;799:2;2879:24;;2875:100;;3057:27;;;:::i;:::-;3098:39;;;3094:130;;3312:13;421:19562;3327:26;;;;;;3694:10;;3776:30;3694:10;3652:77;3694:10;;3652:77;;:::i;3776:30::-;421:19562;;;;;;;;3378:29;421:19562;;;;;;;3920:109;;3378:29;4157:21;;4280:23;4135:44;4157:21;;;;:::i;4135:44::-;421:19562;;;4280:23;;:::i;:::-;4392:65;;;;;;:::i;:::-;421:19562;;;;3378:29;421:19562;;;;;;;;-1:-1:-1;;421:19562:1;;-1:-1:-1;;421:19562:1;;;;;;;;;;;;;4833:19;;;;:::i;:::-;4867:13;421:19562;5199:22;;;;;5084:8;-1:-1:-1;;;;;421:19562:1;;4867:13;421:19562;4882:9;;;;;;-1:-1:-1;;421:19562:1;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;5316:77;;421:19562;;;;5316:77;421:19562;4893:3;421:19562;4928:16;;;;:::i;:::-;421:19562;;4983:21;:45;:30;:21;;;;;:::i;:::-;:30;:::i;:45::-;421:19562;;-1:-1:-1;;;5084:64:1;;3694:10;421:19562;5084:64;;421:19562;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;3378:29;421:19562;;;-1:-1:-1;5084:64:1;;;;;;;;421:19562;5084:64;5199:91;5084:64;;;4893:3;421:19562;;;;;;;:::i;:::-;;;;;;;;;3378:29;5227:62;;421:19562;5199:91;;:::i;:::-;421:19562;4867:13;;5084:64;;;3378:29;5084:64;;;;;;;;;:::i;:::-;;;3355:3;3378:18;:29;:18;421:19562;3378:18;;;;:::i;:29::-;;421:19562;3312:13;;2875:100;2926:38;;;;421:19562;2926:38;421:19562;;799:2;421:19562;;;;2926:38;421:19562;;;;;;-1:-1:-1;;421:19562:1;;;;;;545:41;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;-1:-1:-1;;421:19562:1;;;;;1468:33;421:19562;;;;;;;;;;;;;-1:-1:-1;;421:19562:1;;;;;;;907:2;421:19562;;;;;;;;;-1:-1:-1;;421:19562:1;;;;;;;;;;;;1648:55;421:19562;1648:55;;:::i;:::-;421:19562;;;;;;;;;;;;;-1:-1:-1;;421:19562:1;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;421:19562:1;;;;;799:2;421:19562;;;;;;;;;;;-1:-1:-1;421:19562:1;;;;;-1:-1:-1;421:19562:1;;:::o;:::-;;;;-1:-1:-1;421:19562:1;;;;;-1:-1:-1;421:19562:1;;;;;;;-1:-1:-1;;421:19562:1;;;;;;;1605:4;421:19562;;;;;-1:-1:-1;;421:19562:1;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;:::o;:::-;;;;;;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;;;;:::i;:::-;;:::o;:::-;;;;;;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;;;;:::i;:::-;;-1:-1:-1;;;;;421:19562:1;;;;;;;:::o;:::-;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;:::o;:::-;;;;-1:-1:-1;421:19562:1;;;;;-1:-1:-1;421:19562:1;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;:::o;:::-;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;:::o;:::-;;;;;;;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;421:19562:1;;-1:-1:-1;421:19562:1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::o;:::-;-1:-1:-1;;;;;421:19562:1;;;;;;;;;:::o;:::-;;;;;;;;;;;;:::o;11142:188::-;421:19562;11254:1;11142:188;421:19562;;;;;;;;11254:1;421:19562;;;;;11142:188;:::o;11401:267::-;;421:19562;;11548:70;;;;11565:16;;421:19562;;11583:15;421:19562;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;11548:70;;;;;;;:::i;:::-;421:19562;11538:81;;421:19562;;;;;11401:267;:::o;421:19562::-;;;;;;;;;;;;:::o;:::-;;;;;;;;;;:::o;14565:476::-;421:19562;;;;;;;;:::i;:::-;;;;-1:-1:-1;14772:6:1;421:19562;14772:6;;;;14899;;;;15008:21;14899:6;;:::i;15008:21::-;421:19562;;14565:476;:::o;14780:3::-;14821:13;;;;:::i;:::-;:21;;;;421:19562;;;;;;;;;;;;;;;14811:32;421:19562;;14811:32;:::i;:::-;14799:44;;;;:::i;:::-;421:19562;;14757:13;;421:19562;-1:-1:-1;;421:19562:1;;;;;;;:::o;19081:900::-;421:19562;19081:900;;;;;421:19562;;;;;:::i;:::-;;;;;;;;:::i;:::-;;;;-1:-1:-1;;421:19562:1;;;:::i;:::-;;;;;;;;;;;;;;;:::i;:::-;;;;;;19336:55;421:19562;19336:55;;19353:16;;421:19562;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;19336:55;;;;;;;:::i;:::-;421:19562;19326:66;;19403:25;-1:-1:-1;19438:20:1;-1:-1:-1;19509:364:1;;19516:21;;;:39;;;19509:364;19516:39;;;421:19562;;;19588:32;;421:19562;;;;;;;;;19588:32;;;421:19562;19588:32;;:::i;:::-;421:19562;19578:43;;421:19562;;;;19692:13;;;;:::i;:::-;421:19562;;19687:152;;19509:364;19852:10;;;;:::i;:::-;19509:364;;;19687:152;19852:10;19725:20;;;19741:4;19725:20;19809:15;19725:20;;;:::i;:::-;421:19562;19763:28;;;;:::i;:::-;421:19562;19809:15;:::i;:::-;19687:152;;;;19516:39;;;;;;;19891:22;421:19562;;19081:900;:::o;421:19562::-;;;-1:-1:-1;;;421:19562:1;;;;;;;;;;;;;;;;;;;;19516:39;19541:14;19552:3;19541:14;;19516:39;;421:19562;;;;;;;-1:-1:-1;421:19562:1;;;;;;;;;;;;;:::o;:::-;-1:-1:-1;;;421:19562:1;;;;;;;:::o;:::-;;;;;;;;;-1:-1:-1;;;421:19562:1;;;;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;;;;;;;;;;;;;:::o;15499:1825::-;;421:19562;;17530:22;;;;17506:211;17561:3;17530:22;;;;:::i;:::-;17526:33;;;;;;;17605:22;;;;:::i;:::-;421:19562;;;;;;;;;;;;;;;;;;17653:53;17644:62;17653:36;17692:14;17653:36;421:19562;17653:36;;:::i;:::-;421:19562;17692:14;;421:19562;17653:53;;:::i;:::-;17644:62;;:::i;:::-;17561:3;421:19562;17511:13;;;17526:33;;;;;;15674:24;;;:::i;:::-;421:19562;;;;;;;;15729:64;15755:37;;15739:53;15755:37;;:::i;:::-;421:19562;15739:53;;:::i;:::-;15729:64;:::i;:::-;15884:24;;;;:51;;;;17506:211;15884:78;;;;17506:211;15880:124;;16099:31;;;:::i;:::-;16160;;;;:::i;:::-;16268:14;;;:32;;;;17506:211;16264:78;;16640:32;421:19562;16438:23;16539:19;17127:45;16438:23;16489;16438;16863:32;16438:23;;:::i;:::-;16489;;:::i;:::-;16539:19;;:::i;:::-;16640:32;;:::i;:::-;421:19562;16863:22;421:19562;;16863:22;:::i;:::-;:32;:::i;:::-;421:19562;17127:25;16970:8;421:19562;16957:21;1605:4;16957:21;;;;;:::i;:::-;421:19562;;;17127:25;;:::i;:::-;:45;:::i;:::-;17235:10;421:19562;17235:10;;;17231:56;;17296:21;15499:1825;:::o;17231:56::-;17261:15;;;:::o;16264:78::-;421:19562;;;;16323:8;421:19562;16316:15;:::o;16268:32::-;16286:14;;;16268:32;;15880:124;421:19562;;15985:8;421:19562;15978:15;:::o;15884:78::-;15939:23;1605:4;15939:23;;15884:78;;:51;15912:23;1605:4;15912:23;;15884:51;;421:19562;;;;;;;;;;:::o;18669:344::-;;18758:1;18741:266;18761:6;18765:2;18761:6;;;;18669:344;;;:::o;18769:3::-;18802:9;;;;:::i;:::-;421:19562;18825:13;;18852:116;18859:5;;;;:28;;;18852:116;18859:28;;;-1:-1:-1;;421:19562:1;;;;;;;;18907:25;18919:13;;;;:::i;:::-;421:19562;18907:25;;;:::i;:::-;421:19562;;18852:116;421:19562;;;;18863:1;421:19562;;;;;18863:1;421:19562;18859:28;;;18981:15;18758:1;18859:28;;;;;18981:15;;:::i;:::-;421:19562;;18746:13;;;;18859:28;-1:-1:-1;;;421:19562:1;;;;;;;18868:13;;;;;:::i;:::-;421:19562;18868:19;18859:28;;12507:1979;421:19562;12716:31;;421:19562;;;;;;;12909:45;12899:56;421:19562;12811:1;421:19562;12925:29;12844:24;;;:::i;:::-;12925:29;;:::i;421:19562::-;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;421:19562:1;;;;;;;;;;;;;;;;:::o;17802:187::-;17882:11;421:19562;17882:16;;17878:55;;1605:4;421:19562;;;;;;1605:4;421:19562;;;;;;;17949:33;;;:::i;17878:55::-;17914:8;;421:19562;17914:8;:::o;18052:159::-;1605:4;18138:6;;;18134:49;;1605:4;421:19562;1605:4;421:19562;;;;18052:159;:::o;18134:49::-;-1:-1:-1;;421:19562:1;;;;;;;18160:12;:::o;18052:159::-;;18138:6;;;;18134:49;;18199:5;;;;:::i;18134:49::-;18167:5;;;:::i;18268:296::-;18346:6;;18342:62;;11916:7:18;;;:::i;:::-;2515:4:14;421:19562:1;;;;;;2515:4:14;421:19562:1;;;;;;;1300:20:14;11916:34:18;421:19562:1;18268:296;:::o;18342:62::-;421:19562;;-1:-1:-1;;;18368:25:1;;421:19562;18368:25;;;421:19562;;;;;;-1:-1:-1;;;421:19562:1;;;;18368:25;;;20268:1697:18;20329:24;20371:1;20363:9;;;20359:82;;2515:4:14;20492:13:18;;2515:4:14;;20521:8:18;20528:1;20488:194;;2515:4:14;2632;;12755:169:3;;;;;;;;-1:-1:-1;;;;;12941:153:3;;;;;;;13111:145;;;;;;;;13273:141;;;;;;;;13430:139;;;;;;;;;13585:138;;;;;;;;;13739;;13430:139;13739:138;;;;;;;13929:102;12941:153;;13111:145;13273:141;13430:139;13585:138;13739;13929:102;2515:4:14;2632;;;;;21179:10:18;2515:4:14;21179:10:18;;21175:70;;21475:25;1024:6:14;21470:426:18;21502:9;20371:1;21502:9;;;;2632:4:14;;;20268:1697:18;:::o;21513:11::-;2632:4:14;2515;2632;;;21642:16:18;21456:4;21642:16;;;21638:248;;21513:11;13739:138:3;2632:4:14;21475:25:18;;;21638:248;1024:6:14;;;;2632:4;13739:138:3;2632:4:14;21638:248:18;;;21175:70;2632:4:14;;2515;2632;;;;;21205:29:18;:::o;20488:194::-;-1:-1:-1;;421:19562:1;-1:-1:-1;2632:4:14;;;;;;20488:194:18;;20359:82;20391:43;;;20371:1;20391:43;;421:19562:1;;20371:1:18;20391:43","linkReferences":{},"immutableReferences":{"287":[{"start":626,"length":32},{"start":1886,"length":32},{"start":2266,"length":32}]}},"methodIdentifiers":{"ANT_PRICE()":"be29e3d0","CANDIDATES_PER_POOL()":"137978c3","DEFAULT_COST_UNIT()":"6ecfa702","MAX_MERKLE_DEPTH()":"043b7587","PRECISION()":"aaf5eb68","antToken()":"4ec42e8e","costUnitPerDataType(uint8)":"0e19c539","estimateMerkleTreeCost(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)":"9e9dfde1","getPaymentInfo(bytes32)":"a75e9b19","maxCostUnit()":"35815564","minPrice()":"e45be8eb","payForMerkleTree(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)":"937c07b7","payForMerkleTree2(uint8,(bytes32,(address,uint256)[16])[],uint64)":"a960bd49","payments(bytes32)":"0716326d","scalingFactor()":"ed3437f8"},"rawMetadata":"{\"compiler\":{\"version\":\"0.8.28+commit.7893614a\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_antToken\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"inputs\":[],\"name\":\"AntTokenNull\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"BatchLimitExceeded\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"internalType\":\"uint8\",\"name\":\"max\",\"type\":\"uint8\"}],\"name\":\"DepthTooLarge\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"GracePeriodNotOver\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"InvalidAmount\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"InvalidChainlinkPrice\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"InvalidInputLength\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"InvalidQuoteHash\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"InvalidRecipientsCount\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"InvalidRoot\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"InvalidTreeDepth\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"SD59x18\",\"name\":\"x\",\"type\":\"int256\"}],\"name\":\"PRBMath_SD59x18_Log_InputTooSmall\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"poolHash\",\"type\":\"bytes32\"}],\"name\":\"PaymentAlreadyExists\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"poolHash\",\"type\":\"bytes32\"}],\"name\":\"PaymentNotFound\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"PriceFeedNull\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"RootAlreadyPaid\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"SequencerDown\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"poolIdx\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"expected\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"got\",\"type\":\"uint256\"}],\"name\":\"WrongCandidateCount\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"expected\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"got\",\"type\":\"uint256\"}],\"name\":\"WrongPoolCount\",\"type\":\"error\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"root\",\"type\":\"bytes32\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"treeDepth\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"DataPaymentMade\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"winnerPoolHash\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"}],\"name\":\"MerklePaymentMade\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"ANT_PRICE\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"CANDIDATES_PER_POOL\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"DEFAULT_COST_UNIT\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_MERKLE_DEPTH\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"PRECISION\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"antToken\",\"outputs\":[{\"internalType\":\"contract IERC20\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"enum IMerklePaymentVault.DataType\",\"name\":\"\",\"type\":\"uint8\"}],\"name\":\"costUnitPerDataType\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"components\":[{\"internalType\":\"bytes32\",\"name\":\"poolHash\",\"type\":\"bytes32\"},{\"components\":[{\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"components\":[{\"internalType\":\"enum IMerklePaymentVault.DataType\",\"name\":\"dataType\",\"type\":\"uint8\"},{\"internalType\":\"uint256\",\"name\":\"closeRecordsStored\",\"type\":\"uint256\"},{\"components\":[{\"internalType\":\"enum IMerklePaymentVault.DataType\",\"name\":\"dataType\",\"type\":\"uint8\"},{\"internalType\":\"uint256\",\"name\":\"records\",\"type\":\"uint256\"}],\"internalType\":\"struct IMerklePaymentVault.Record[]\",\"name\":\"recordsPerType\",\"type\":\"tuple[]\"}],\"internalType\":\"struct IMerklePaymentVault.QuotingMetrics\",\"name\":\"metrics\",\"type\":\"tuple\"}],\"internalType\":\"struct IMerklePaymentVault.CandidateNode[16]\",\"name\":\"candidates\",\"type\":\"tuple[16]\"}],\"internalType\":\"struct IMerklePaymentVault.PoolCommitment[]\",\"name\":\"poolCommitments\",\"type\":\"tuple[]\"},{\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"}],\"name\":\"estimateMerkleTreeCost\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"winnerPoolHash\",\"type\":\"bytes32\"}],\"name\":\"getPaymentInfo\",\"outputs\":[{\"components\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"},{\"components\":[{\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"internalType\":\"uint8\",\"name\":\"poolIndex\",\"type\":\"uint8\"}],\"internalType\":\"struct IMerklePaymentVault.PaidNode[]\",\"name\":\"paidNodeAddresses\",\"type\":\"tuple[]\"}],\"internalType\":\"struct IMerklePaymentVault.PaymentInfo\",\"name\":\"info\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"maxCostUnit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"minPrice\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"components\":[{\"internalType\":\"bytes32\",\"name\":\"poolHash\",\"type\":\"bytes32\"},{\"components\":[{\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"components\":[{\"internalType\":\"enum IMerklePaymentVault.DataType\",\"name\":\"dataType\",\"type\":\"uint8\"},{\"internalType\":\"uint256\",\"name\":\"closeRecordsStored\",\"type\":\"uint256\"},{\"components\":[{\"internalType\":\"enum IMerklePaymentVault.DataType\",\"name\":\"dataType\",\"type\":\"uint8\"},{\"internalType\":\"uint256\",\"name\":\"records\",\"type\":\"uint256\"}],\"internalType\":\"struct IMerklePaymentVault.Record[]\",\"name\":\"recordsPerType\",\"type\":\"tuple[]\"}],\"internalType\":\"struct IMerklePaymentVault.QuotingMetrics\",\"name\":\"metrics\",\"type\":\"tuple\"}],\"internalType\":\"struct IMerklePaymentVault.CandidateNode[16]\",\"name\":\"candidates\",\"type\":\"tuple[16]\"}],\"internalType\":\"struct IMerklePaymentVault.PoolCommitment[]\",\"name\":\"poolCommitments\",\"type\":\"tuple[]\"},{\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"}],\"name\":\"payForMerkleTree\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"winnerPoolHash\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"components\":[{\"internalType\":\"bytes32\",\"name\":\"poolHash\",\"type\":\"bytes32\"},{\"components\":[{\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"dataTypeAndTotalCostUnit\",\"type\":\"uint256\"}],\"internalType\":\"struct IMerklePaymentVault.CandidateNodePacked[16]\",\"name\":\"candidates\",\"type\":\"tuple[16]\"}],\"internalType\":\"struct IMerklePaymentVault.PoolCommitmentPacked[]\",\"name\":\"poolCommitments\",\"type\":\"tuple[]\"},{\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"}],\"name\":\"payForMerkleTree2\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"winnerPoolHash\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"payments\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"scalingFactor\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"}],\"devdoc\":{\"events\":{\"DataPaymentMade(bytes32,uint256,uint256)\":{\"params\":{\"amount\":\"Payment amount\",\"root\":\"Merkle root\",\"treeDepth\":\"Tree depth\"}},\"MerklePaymentMade(bytes32,uint8,uint256,uint64)\":{\"params\":{\"depth\":\"Tree depth\",\"merklePaymentTimestamp\":\"Client-provided timestamp\",\"totalAmount\":\"Total tokens paid to winners\",\"winnerPoolHash\":\"Hash of the selected winner pool\"}}},\"kind\":\"dev\",\"methods\":{\"estimateMerkleTreeCost(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)\":{\"params\":{\"depth\":\"Tree depth (determines number of nodes paid)\",\"merklePaymentTimestamp\":\"Client-provided timestamp\",\"poolCommitments\":\"Array of pool commitments (2^ceil(depth/2))\"},\"returns\":{\"totalAmount\":\"Estimated total tokens that would be paid\"}},\"getPaymentInfo(bytes32)\":{\"params\":{\"winnerPoolHash\":\"Hash returned from payForMerkleTree\"},\"returns\":{\"info\":\"Payment information stored on-chain\"}},\"payForMerkleTree(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)\":{\"params\":{\"depth\":\"Tree depth (determines number of nodes paid)\",\"merklePaymentTimestamp\":\"Client-provided timestamp\",\"poolCommitments\":\"Array of pool commitments (2^ceil(depth/2))\"},\"returns\":{\"totalAmount\":\"Total tokens paid to winners\",\"winnerPoolHash\":\"Hash of selected winner pool\"}},\"payForMerkleTree2(uint8,(bytes32,(address,uint256)[16])[],uint64)\":{\"params\":{\"depth\":\"Tree depth (determines number of nodes paid)\",\"merklePaymentTimestamp\":\"Client-provided timestamp\",\"poolCommitments\":\"Array of packed pool commitments (2^ceil(depth/2))\"},\"returns\":{\"totalAmount\":\"Total tokens paid to winners\",\"winnerPoolHash\":\"Hash of selected winner pool\"}}},\"version\":1},\"userdoc\":{\"errors\":{\"PRBMath_SD59x18_Log_InputTooSmall(int256)\":[{\"notice\":\"Thrown when taking the logarithm of a number less than or equal to zero.\"}]},\"events\":{\"DataPaymentMade(bytes32,uint256,uint256)\":{\"notice\":\"Emitted when a data payment is made (legacy event)\"},\"MerklePaymentMade(bytes32,uint8,uint256,uint64)\":{\"notice\":\"Emitted when a Merkle batch payment is made\"}},\"kind\":\"user\",\"methods\":{\"ANT_PRICE()\":{\"notice\":\"Constant ANT price for local testnet (1e18) In production, this would be fetched from Chainlink\"},\"CANDIDATES_PER_POOL()\":{\"notice\":\"Number of candidates per pool (fixed)\"},\"DEFAULT_COST_UNIT()\":{\"notice\":\"Default cost unit assigned to each data type\"},\"MAX_MERKLE_DEPTH()\":{\"notice\":\"Maximum supported Merkle tree depth\"},\"PRECISION()\":{\"notice\":\"Precision for fixed-point calculations (1e18)\"},\"antToken()\":{\"notice\":\"ANT token contract\"},\"costUnitPerDataType(uint8)\":{\"notice\":\"Cost unit per data type\"},\"estimateMerkleTreeCost(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)\":{\"notice\":\"Estimate the cost of a Merkle tree payment without executing it This is a view function (0 gas) that runs the same pricing logic as payForMerkleTree but returns only the estimated cost without executing payment.\"},\"getPaymentInfo(bytes32)\":{\"notice\":\"Get payment info by winner pool hash\"},\"maxCostUnit()\":{\"notice\":\"Maximum cost unit for capacity calculation\"},\"minPrice()\":{\"notice\":\"Minimum price floor (3 to match regular payment baseline)\"},\"payForMerkleTree(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)\":{\"notice\":\"Pay for Merkle tree batch\"},\"payForMerkleTree2(uint8,(bytes32,(address,uint256)[16])[],uint64)\":{\"notice\":\"Pay for Merkle tree batch using packed calldata (v2) Uses packed data structures where each candidate's data type and total cost unit are encoded into a single uint256 for smaller calldata and lower gas costs.\"},\"payments(bytes32)\":{\"notice\":\"Payment info indexed by winner pool hash\"},\"scalingFactor()\":{\"notice\":\"Scaling factor for the pricing formula\"}},\"notice\":\"Merkle Batch Payment Vault Handles batch payments for Merkle tree storage where multiple data chunks are paid for in a single transaction. Uses a fair median pricing mechanism based on candidate node metrics.\",\"version\":1}},\"settings\":{\"compilationTarget\":{\"contracts/MerklePaymentVault.sol\":\"MerklePaymentVault\"},\"evmVersion\":\"cancun\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[\":@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/\",\":@prb/math/=lib/prb-math/\",\":erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/\",\":forge-std/=lib/forge-std/src/\",\":halmos-cheatcodes/=lib/openzeppelin-contracts/lib/halmos-cheatcodes/src/\",\":openzeppelin-contracts/=lib/openzeppelin-contracts/\",\":prb-math/=lib/prb-math/src/\"],\"viaIR\":true},\"sources\":{\"contracts/IMerklePaymentVault.sol\":{\"keccak256\":\"0x9d0d1991f00745285ade2fd6b7b757c956f4f8cee214c3d02f2d74fb34680989\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://77743e5b3f810a507260a60081cf97a351ba1f75ec1b867f696ec49fff49de7e\",\"dweb:/ipfs/Qme2wE6PxvF1tVCyqmQTZ9YicyUPuaXYbroCm2nFA2C2xQ\"]},\"contracts/MerklePaymentVault.sol\":{\"keccak256\":\"0x583d867aa427f029080c9ddfb72a56361e86b58aada8ec5144a988ed87393781\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://6b6a1ec8aa21eb8cf9e981067d0aeb594d909d07f437b83d2b61e2e507f3ac25\",\"dweb:/ipfs/QmW4gdwq2X8PeNZdmWuy9CMnQK48i7LUXaUn5GPyue6dH1\"]},\"lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol\":{\"keccak256\":\"0x74ed01eb66b923d0d0cfe3be84604ac04b76482a55f9dd655e1ef4d367f95bc2\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://5282825a626cfe924e504274b864a652b0023591fa66f06a067b25b51ba9b303\",\"dweb:/ipfs/QmeCfPykghhMc81VJTrHTC7sF6CRvaA1FXVq2pJhwYp1dV\"]},\"lib/prb-math/src/Common.sol\":{\"keccak256\":\"0x8225a3898d2f11f585da1fb82234800e9717fa080dbe53d450fd429a3a632e99\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://2dcbf39ca575f68f32f0d1c66391de94082424956e7585e849813966f8c0fc05\",\"dweb:/ipfs/QmYvk8vXFDUJHrmqbtutYXfoLomLBosYLyBzuPoYBxsQ42\"]},\"lib/prb-math/src/SD59x18.sol\":{\"keccak256\":\"0xff25fe75f8e77d4c839fbe69198d273039575fa72f31ce9725bcacb80db65461\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://7ed7bc89a4efa33fc9392de8104c8af609fd3372b323d7824a6a3ae888bad3be\",\"dweb:/ipfs/QmfCbW4geVSm7uJW4KUoXrejR2SywcRJrXwMBzUBWYiXJa\"]},\"lib/prb-math/src/sd1x18/Casting.sol\":{\"keccak256\":\"0x5d365f655f01598926c5d4fe5cda277f2cc7736fe38f943c11a32009077ddd5c\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://56b378bd6039819bc12e5f17dabd9492e1410b3281f9df496cf8210539101a11\",\"dweb:/ipfs/QmcMaE64ZWMg9cFhYxdTuG8nfzeDdNuTRHMMoFXi6tSZGu\"]},\"lib/prb-math/src/sd1x18/Constants.sol\":{\"keccak256\":\"0xc14cc32061863d83912f9616de86f3c34f1ac58614b7d504c6ce07ee8efdb8e8\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://22483b1282dda6a556b0232f008a5a3296bbfd76b1886e6b72bf351b7c554fab\",\"dweb:/ipfs/QmYX9cYkrFxBbhZNKsb6uUxtrc2chmAj7vuc7UKRPGMwos\"]},\"lib/prb-math/src/sd1x18/Errors.sol\":{\"keccak256\":\"0xc3c8b1ab3d19889c356c222a3a2186d45dfc1d3a17b9ad88159bb64ee457baa6\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://84fbe57569246403f778330bd7723018dfcb5f0ec50d7b1d82cc983c94a54bca\",\"dweb:/ipfs/QmWssAAnovc2EVjt58rTnxraE9B1RMivwTvYCYgpnr6oSE\"]},\"lib/prb-math/src/sd1x18/ValueType.sol\":{\"keccak256\":\"0xaa9dc7b562faf45264390d80e2ea10c5295bb8a4f10d76261a3f9c04363734c0\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://c6ca36acd15f5cb47cf124ddec289f84e1011f2d29056159e4570435629a3353\",\"dweb:/ipfs/QmUKdiLmZpAkNCq2TKxrPbQPUhiRFXGfjGSnY1VeHVu4y6\"]},\"lib/prb-math/src/sd21x18/Casting.sol\":{\"keccak256\":\"0x4a16adddb9ab1f6939dd4567c77205015a11081cb840029b84bbb6fdaf78ee36\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://5003b2f4cd2fc1413da36bc63107c6e83a88d29693e8f97b54f300fa78f9c6d2\",\"dweb:/ipfs/QmaNJn91NLrZmeeGqnFQV1FTrLVSW852zHyWTrWJ5pf1pd\"]},\"lib/prb-math/src/sd21x18/Constants.sol\":{\"keccak256\":\"0x501c2d5cfdea9450422182059c8df1cb6a859901a07bd59631c3fa24edcc79d4\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://4669a65001c92919671fd879d33ce0e5030b602a7ba4d36bd2308128d8d1f396\",\"dweb:/ipfs/QmUC3bJ3qdkCmLMw3WHBcEqvuC4tExT2LXzUhgu5KQ3vi3\"]},\"lib/prb-math/src/sd21x18/Errors.sol\":{\"keccak256\":\"0xc5422ee47eb139274e538e758fb40177a1ba22c2113ef3b3446102f0150bfe0a\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://a1981e052e9e86e1b0e4e55a057a7af4739aedd4ead2d60e3eaa40fb703594ee\",\"dweb:/ipfs/QmPK5qSujnyk1R8ues4RhDMy1tRKKyjQ31YJTviTKq7GML\"]},\"lib/prb-math/src/sd21x18/ValueType.sol\":{\"keccak256\":\"0x532bba888370bed393464412f4ef3462d654802e71c953ad02d078e3d2701092\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://922a4e8dd813602f72d165aa1dfdf2c29b971a2abe73bebca7cd81a32ee2c880\",\"dweb:/ipfs/QmTBAJnx1r3sZpbQAuTgQtsTtvjZbpDwhCJRzkhzUumbdf\"]},\"lib/prb-math/src/sd59x18/Casting.sol\":{\"keccak256\":\"0xdf70d8e70c6d6325f3f7eb028c484bc7189ef902f1d4b5b220af2e550bb5fc39\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://0b15bcd36129c5cb163d57a117435afb171182018dd6d1e766a5f49cf1f4b63d\",\"dweb:/ipfs/QmbjzkMBH4FM2rdxGbx9LQ65wVERijNcu7R9C8dQmH3y4n\"]},\"lib/prb-math/src/sd59x18/Constants.sol\":{\"keccak256\":\"0x9bcb8dd6b3e886d140ad1c32747a4f6d29a492529ceb835be878ae837aa6cc3a\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://c4045c633e3618e7e90a768d92415b2f20f781fe129b4f4e26fa88f7dbf9201f\",\"dweb:/ipfs/Qmbet95pizwPno82cJ383wJtgQRSQKESmhVZ1vDrgAu7Si\"]},\"lib/prb-math/src/sd59x18/Conversions.sol\":{\"keccak256\":\"0x1c2a91d7bec997ffa764046e504705be4382001835eea47f53909d5baedad481\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://b11b48183878f5d909a45c6aa462f71a49b8fe0c89c51086f96a0e01b99fe2d5\",\"dweb:/ipfs/QmWj4UF6prH5RuGuxjrpuWBaRXkSt39zkUbiJkzngKigx6\"]},\"lib/prb-math/src/sd59x18/Errors.sol\":{\"keccak256\":\"0x0a79c28c85fc8a450b0801ff2e66114eac4ec565819f5d1d8738904658fe33e2\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://9e0d4fd3c998019fb8555d9e26c03bec42a8513bdf4185aeac2da3a000abaebf\",\"dweb:/ipfs/QmahFJHXcX4RwPxaQbUf6LVZEk8NSpjCV3Eif7i9iqC6Mk\"]},\"lib/prb-math/src/sd59x18/Helpers.sol\":{\"keccak256\":\"0x208570f1657cf730cb6c3d81aa14030e0d45cf906cdedea5059369d7df4bb716\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://4c78ca900edafa9338d4e3649a55ab0c84f76468d8a22fb945ba6d01e70f8fed\",\"dweb:/ipfs/QmeP4hQYfNxcATd1FsasdD4ebyu2vrC9K1N68swxUJzzZD\"]},\"lib/prb-math/src/sd59x18/Math.sol\":{\"keccak256\":\"0xd8e8b51db9b3e2fa31a60f6b8ce4ea0112c3364442ede5992aa0aa7a2c925c84\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://3c56913970e34ee7b142047b21f1856a511cbdc3473b7c50418a8490e19cd462\",\"dweb:/ipfs/QmfG1F9CBDjPYD7NXora9awFfdpvBMY9SCg5pMLCFRv9tD\"]},\"lib/prb-math/src/sd59x18/ValueType.sol\":{\"keccak256\":\"0x76597ba64d37d66e0178512bc9bbc1a031a7634c45e5d5c6e9da87f46952dc9d\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://36148899ad874814e9292636fb974d2eec61f1bcc0875ec39cf444d70ba40919\",\"dweb:/ipfs/QmadUe4kH2FPcdxvhCKy8yiezCvPWor4VcPzqLYSAaGDDb\"]},\"lib/prb-math/src/ud21x18/Casting.sol\":{\"keccak256\":\"0x3821aa57604f6e5b7c9c5c5cc97a6d71116e673cf3fee5f76fcd42b4cefded65\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://a80399c6b38ab45cc10d0a6683d50340cd89d9a085b6d0dcfb81e7c4e5b3ce09\",\"dweb:/ipfs/QmWNW2YD2LMkqrpAtJYeeuHN329Rx7mvfmrjsCo1p6akTL\"]},\"lib/prb-math/src/ud21x18/Constants.sol\":{\"keccak256\":\"0x0997574a1ced6c43bde6d9c9175edc5ad64cbb920a0969a9db68eea543747601\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://c09f03345a6779b002b38ffc3954258accbb2b1d0d5506d42c3bd7f117304f60\",\"dweb:/ipfs/QmTeBXRCE7H2HpqKUNsZN7Nk3rdBnFmbAUFom3E1PJeGuV\"]},\"lib/prb-math/src/ud21x18/Errors.sol\":{\"keccak256\":\"0x35a1fb789b90f8c90865884d3023deb17fcca5c7146b5ddef823496d835a5415\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://0af359d07ba25bdc90de7c05ed6216833932caa75d4a02fcfc51ceeaba5a4e80\",\"dweb:/ipfs/QmavBFw73Xfp1qJiN6P1gk2Dfr8ByWo3dyCPVgDHtko2gq\"]},\"lib/prb-math/src/ud21x18/ValueType.sol\":{\"keccak256\":\"0x24838b2b1da371b9259d8ee21534a9f0cb5796aba75a4efca2374627952bee25\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://897e6b79308651671c7f3c91a0069e778b47356c9ba3f86e238398ab7f2623af\",\"dweb:/ipfs/QmZbLw3tJVRZFQnV9jWQUmF43gna841adSG2TAiwDAifGU\"]},\"lib/prb-math/src/ud2x18/Casting.sol\":{\"keccak256\":\"0x0f3141ed054e7c29dbe1acb4b88b18eb05d60e998fba6b4e503a6799faa356d6\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://b1e2468fc4c458082aaf4aa2e35af9ba3702f207e3c8533dd1e7da11ad605eae\",\"dweb:/ipfs/QmSm7iRH1eo4cJCwcAiiXWRH9Hn1urSS4tMdbaFbFGuTyL\"]},\"lib/prb-math/src/ud2x18/Constants.sol\":{\"keccak256\":\"0x29b0e050c865899e1fb9022b460a7829cdee248c44c4299f068ba80695eec3fc\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://cbaef16b662fac235349bcf97bc980dd0cba15d4e6230caae61224cdac8ea6d9\",\"dweb:/ipfs/QmZQa5XBhi7k3yhtCd8wVpnwW8htfU4sjXxWhxRypMBYkC\"]},\"lib/prb-math/src/ud2x18/Errors.sol\":{\"keccak256\":\"0x3b27e2a57438cd30d9c130f84aace24d547e5ed58e8689691d7d92ad2db38ddd\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://841cf9fb45443899c6b659300bbf503c3fd2c1a1e83b7f0e28620eed457f7437\",\"dweb:/ipfs/QmUqg8WscP5yQPw3UMUCWaB9RLU6nryGzseuyhAjNnDc1i\"]},\"lib/prb-math/src/ud2x18/ValueType.sol\":{\"keccak256\":\"0x975a2e69b48f34a4c0bd80e8a5609ac67b7264c91992c0944f9ebe7b9e3fc9d0\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://65d012521c475295d7e70b7d526fcc0911d0f238ea938719d77251bba00c9b41\",\"dweb:/ipfs/QmexEvTQCCBPYRWAYnomZX5M7C2EkXQRAXqEYMNUZfazCs\"]},\"lib/prb-math/src/ud60x18/Casting.sol\":{\"keccak256\":\"0x0803318ddc98b4ba8fbfe70e5ee08d78387fe6ae00982b9960518085a751d7b6\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://2e68a2f780b2e33fa5416eb60f9daa81f014c2591119f4b67bed1217d5530780\",\"dweb:/ipfs/QmZe7JTWvbfKqMnu4sxUwWCtLcCay9hH71VZUpoFCdENcr\"]},\"lib/prb-math/src/ud60x18/Constants.sol\":{\"keccak256\":\"0x2b80d26153d3fdcfb3a9ca772d9309d31ed1275f5b8b54c3ffb54d3652b37d90\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://7e3a6673a156f635db94dc176baaa7274db8f9bec4461cd1152596253550ee3b\",\"dweb:/ipfs/Qmc9zT4kNSbMYaXcnbxNVqmb3P3m46ieaQxkwxqLwsvRA5\"]},\"lib/prb-math/src/ud60x18/Errors.sol\":{\"keccak256\":\"0xbab6b0e303d32f3a9d9e2fe881f0392b8c59a73051a4d34f21a403b3961b3044\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://86a019bcf2510d0691287329dc057479cc0abc48a5e15f245e7f15c03052d2c8\",\"dweb:/ipfs/QmeXe5pbpDHvN5DZ8puXmH2RJ25zDHj55wpiStWtNQPvq6\"]},\"lib/prb-math/src/ud60x18/Helpers.sol\":{\"keccak256\":\"0xf5faff881391d2c060029499a666cc5f0bea90a213150bb476fae8f02a5df268\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://76105fa22bb1b5f1fa99abf9c4fbc9577a02c7bc204f271754c407f0d75489f5\",\"dweb:/ipfs/QmVNGZSTniDuZus5DdbFubqJXCLtTaZit7YPm4ntjr5Lgr\"]},\"lib/prb-math/src/ud60x18/Math.sol\":{\"keccak256\":\"0xc4e51dfd9af62938e277e90fa724099f239d33727a35909ed48c292a76faf2fc\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://d731537cbc50b852c21d28625aeb2c329729afc23a7b86ff9d8ee5878f47e9d6\",\"dweb:/ipfs/QmS7Cj4pAdPZcTp7RqYXyxBc9EYX92CT8icfkNigktUsLr\"]},\"lib/prb-math/src/ud60x18/ValueType.sol\":{\"keccak256\":\"0x1b200baf25d01a8b91b97b42114248636f742b5b7028487ef4daef6621e378a3\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://b5708ed017206bda2197654e80bea9f37b3a9993434bb066c903c2865e028f47\",\"dweb:/ipfs/QmTyotZk2J5YvWkNvB2qhXBMgRGWW2UgPqR4JPocrXSr8n\"]}},\"version\":1}","metadata":{"compiler":{"version":"0.8.28+commit.7893614a"},"language":"Solidity","output":{"abi":[{"inputs":[{"internalType":"address","name":"_antToken","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"type":"error","name":"AntTokenNull"},{"inputs":[],"type":"error","name":"BatchLimitExceeded"},{"inputs":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"uint8","name":"max","type":"uint8"}],"type":"error","name":"DepthTooLarge"},{"inputs":[],"type":"error","name":"GracePeriodNotOver"},{"inputs":[],"type":"error","name":"InvalidAmount"},{"inputs":[],"type":"error","name":"InvalidChainlinkPrice"},{"inputs":[],"type":"error","name":"InvalidInputLength"},{"inputs":[],"type":"error","name":"InvalidQuoteHash"},{"inputs":[],"type":"error","name":"InvalidRecipientsCount"},{"inputs":[],"type":"error","name":"InvalidRoot"},{"inputs":[],"type":"error","name":"InvalidTreeDepth"},{"inputs":[{"internalType":"SD59x18","name":"x","type":"int256"}],"type":"error","name":"PRBMath_SD59x18_Log_InputTooSmall"},{"inputs":[{"internalType":"bytes32","name":"poolHash","type":"bytes32"}],"type":"error","name":"PaymentAlreadyExists"},{"inputs":[{"internalType":"bytes32","name":"poolHash","type":"bytes32"}],"type":"error","name":"PaymentNotFound"},{"inputs":[],"type":"error","name":"PriceFeedNull"},{"inputs":[],"type":"error","name":"RootAlreadyPaid"},{"inputs":[],"type":"error","name":"SequencerDown"},{"inputs":[{"internalType":"uint256","name":"poolIdx","type":"uint256"},{"internalType":"uint256","name":"expected","type":"uint256"},{"internalType":"uint256","name":"got","type":"uint256"}],"type":"error","name":"WrongCandidateCount"},{"inputs":[{"internalType":"uint256","name":"expected","type":"uint256"},{"internalType":"uint256","name":"got","type":"uint256"}],"type":"error","name":"WrongPoolCount"},{"inputs":[{"internalType":"bytes32","name":"root","type":"bytes32","indexed":true},{"internalType":"uint256","name":"treeDepth","type":"uint256","indexed":true},{"internalType":"uint256","name":"amount","type":"uint256","indexed":true}],"type":"event","name":"DataPaymentMade","anonymous":false},{"inputs":[{"internalType":"bytes32","name":"winnerPoolHash","type":"bytes32","indexed":true},{"internalType":"uint8","name":"depth","type":"uint8","indexed":false},{"internalType":"uint256","name":"totalAmount","type":"uint256","indexed":false},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64","indexed":false}],"type":"event","name":"MerklePaymentMade","anonymous":false},{"inputs":[],"stateMutability":"view","type":"function","name":"ANT_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"CANDIDATES_PER_POOL","outputs":[{"internalType":"uint8","name":"","type":"uint8"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"DEFAULT_COST_UNIT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"MAX_MERKLE_DEPTH","outputs":[{"internalType":"uint8","name":"","type":"uint8"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"PRECISION","outputs":[{"internalType":"uint256","name":"","type":"uint256"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"antToken","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}]},{"inputs":[{"internalType":"enum IMerklePaymentVault.DataType","name":"","type":"uint8"}],"stateMutability":"view","type":"function","name":"costUnitPerDataType","outputs":[{"internalType":"uint256","name":"","type":"uint256"}]},{"inputs":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"struct IMerklePaymentVault.PoolCommitment[]","name":"poolCommitments","type":"tuple[]","components":[{"internalType":"bytes32","name":"poolHash","type":"bytes32"},{"internalType":"struct IMerklePaymentVault.CandidateNode[16]","name":"candidates","type":"tuple[16]","components":[{"internalType":"address","name":"rewardsAddress","type":"address"},{"internalType":"struct IMerklePaymentVault.QuotingMetrics","name":"metrics","type":"tuple","components":[{"internalType":"enum IMerklePaymentVault.DataType","name":"dataType","type":"uint8"},{"internalType":"uint256","name":"closeRecordsStored","type":"uint256"},{"internalType":"struct IMerklePaymentVault.Record[]","name":"recordsPerType","type":"tuple[]","components":[{"internalType":"enum IMerklePaymentVault.DataType","name":"dataType","type":"uint8"},{"internalType":"uint256","name":"records","type":"uint256"}]}]}]}]},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64"}],"stateMutability":"view","type":"function","name":"estimateMerkleTreeCost","outputs":[{"internalType":"uint256","name":"totalAmount","type":"uint256"}]},{"inputs":[{"internalType":"bytes32","name":"winnerPoolHash","type":"bytes32"}],"stateMutability":"view","type":"function","name":"getPaymentInfo","outputs":[{"internalType":"struct IMerklePaymentVault.PaymentInfo","name":"info","type":"tuple","components":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64"},{"internalType":"struct IMerklePaymentVault.PaidNode[]","name":"paidNodeAddresses","type":"tuple[]","components":[{"internalType":"address","name":"rewardsAddress","type":"address"},{"internalType":"uint8","name":"poolIndex","type":"uint8"}]}]}]},{"inputs":[],"stateMutability":"view","type":"function","name":"maxCostUnit","outputs":[{"internalType":"uint256","name":"","type":"uint256"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"minPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}]},{"inputs":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"struct IMerklePaymentVault.PoolCommitment[]","name":"poolCommitments","type":"tuple[]","components":[{"internalType":"bytes32","name":"poolHash","type":"bytes32"},{"internalType":"struct IMerklePaymentVault.CandidateNode[16]","name":"candidates","type":"tuple[16]","components":[{"internalType":"address","name":"rewardsAddress","type":"address"},{"internalType":"struct IMerklePaymentVault.QuotingMetrics","name":"metrics","type":"tuple","components":[{"internalType":"enum IMerklePaymentVault.DataType","name":"dataType","type":"uint8"},{"internalType":"uint256","name":"closeRecordsStored","type":"uint256"},{"internalType":"struct IMerklePaymentVault.Record[]","name":"recordsPerType","type":"tuple[]","components":[{"internalType":"enum IMerklePaymentVault.DataType","name":"dataType","type":"uint8"},{"internalType":"uint256","name":"records","type":"uint256"}]}]}]}]},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64"}],"stateMutability":"nonpayable","type":"function","name":"payForMerkleTree","outputs":[{"internalType":"bytes32","name":"winnerPoolHash","type":"bytes32"},{"internalType":"uint256","name":"totalAmount","type":"uint256"}]},{"inputs":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"struct IMerklePaymentVault.PoolCommitmentPacked[]","name":"poolCommitments","type":"tuple[]","components":[{"internalType":"bytes32","name":"poolHash","type":"bytes32"},{"internalType":"struct IMerklePaymentVault.CandidateNodePacked[16]","name":"candidates","type":"tuple[16]","components":[{"internalType":"address","name":"rewardsAddress","type":"address"},{"internalType":"uint256","name":"dataTypeAndTotalCostUnit","type":"uint256"}]}]},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64"}],"stateMutability":"nonpayable","type":"function","name":"payForMerkleTree2","outputs":[{"internalType":"bytes32","name":"winnerPoolHash","type":"bytes32"},{"internalType":"uint256","name":"totalAmount","type":"uint256"}]},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function","name":"payments","outputs":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"scalingFactor","outputs":[{"internalType":"uint256","name":"","type":"uint256"}]}],"devdoc":{"kind":"dev","methods":{"estimateMerkleTreeCost(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)":{"params":{"depth":"Tree depth (determines number of nodes paid)","merklePaymentTimestamp":"Client-provided timestamp","poolCommitments":"Array of pool commitments (2^ceil(depth/2))"},"returns":{"totalAmount":"Estimated total tokens that would be paid"}},"getPaymentInfo(bytes32)":{"params":{"winnerPoolHash":"Hash returned from payForMerkleTree"},"returns":{"info":"Payment information stored on-chain"}},"payForMerkleTree(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)":{"params":{"depth":"Tree depth (determines number of nodes paid)","merklePaymentTimestamp":"Client-provided timestamp","poolCommitments":"Array of pool commitments (2^ceil(depth/2))"},"returns":{"totalAmount":"Total tokens paid to winners","winnerPoolHash":"Hash of selected winner pool"}},"payForMerkleTree2(uint8,(bytes32,(address,uint256)[16])[],uint64)":{"params":{"depth":"Tree depth (determines number of nodes paid)","merklePaymentTimestamp":"Client-provided timestamp","poolCommitments":"Array of packed pool commitments (2^ceil(depth/2))"},"returns":{"totalAmount":"Total tokens paid to winners","winnerPoolHash":"Hash of selected winner pool"}}},"version":1},"userdoc":{"kind":"user","methods":{"ANT_PRICE()":{"notice":"Constant ANT price for local testnet (1e18) In production, this would be fetched from Chainlink"},"CANDIDATES_PER_POOL()":{"notice":"Number of candidates per pool (fixed)"},"DEFAULT_COST_UNIT()":{"notice":"Default cost unit assigned to each data type"},"MAX_MERKLE_DEPTH()":{"notice":"Maximum supported Merkle tree depth"},"PRECISION()":{"notice":"Precision for fixed-point calculations (1e18)"},"antToken()":{"notice":"ANT token contract"},"costUnitPerDataType(uint8)":{"notice":"Cost unit per data type"},"estimateMerkleTreeCost(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)":{"notice":"Estimate the cost of a Merkle tree payment without executing it This is a view function (0 gas) that runs the same pricing logic as payForMerkleTree but returns only the estimated cost without executing payment."},"getPaymentInfo(bytes32)":{"notice":"Get payment info by winner pool hash"},"maxCostUnit()":{"notice":"Maximum cost unit for capacity calculation"},"minPrice()":{"notice":"Minimum price floor (3 to match regular payment baseline)"},"payForMerkleTree(uint8,(bytes32,(address,(uint8,uint256,(uint8,uint256)[]))[16])[],uint64)":{"notice":"Pay for Merkle tree batch"},"payForMerkleTree2(uint8,(bytes32,(address,uint256)[16])[],uint64)":{"notice":"Pay for Merkle tree batch using packed calldata (v2) Uses packed data structures where each candidate's data type and total cost unit are encoded into a single uint256 for smaller calldata and lower gas costs."},"payments(bytes32)":{"notice":"Payment info indexed by winner pool hash"},"scalingFactor()":{"notice":"Scaling factor for the pricing formula"}},"version":1}},"settings":{"remappings":["@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/","@prb/math/=lib/prb-math/","erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/","forge-std/=lib/forge-std/src/","halmos-cheatcodes/=lib/openzeppelin-contracts/lib/halmos-cheatcodes/src/","openzeppelin-contracts/=lib/openzeppelin-contracts/","prb-math/=lib/prb-math/src/"],"optimizer":{"enabled":true,"runs":200},"metadata":{"bytecodeHash":"ipfs"},"compilationTarget":{"contracts/MerklePaymentVault.sol":"MerklePaymentVault"},"evmVersion":"cancun","libraries":{},"viaIR":true},"sources":{"contracts/IMerklePaymentVault.sol":{"keccak256":"0x9d0d1991f00745285ade2fd6b7b757c956f4f8cee214c3d02f2d74fb34680989","urls":["bzz-raw://77743e5b3f810a507260a60081cf97a351ba1f75ec1b867f696ec49fff49de7e","dweb:/ipfs/Qme2wE6PxvF1tVCyqmQTZ9YicyUPuaXYbroCm2nFA2C2xQ"],"license":"GPL-3.0"},"contracts/MerklePaymentVault.sol":{"keccak256":"0x583d867aa427f029080c9ddfb72a56361e86b58aada8ec5144a988ed87393781","urls":["bzz-raw://6b6a1ec8aa21eb8cf9e981067d0aeb594d909d07f437b83d2b61e2e507f3ac25","dweb:/ipfs/QmW4gdwq2X8PeNZdmWuy9CMnQK48i7LUXaUn5GPyue6dH1"],"license":"GPL-3.0"},"lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol":{"keccak256":"0x74ed01eb66b923d0d0cfe3be84604ac04b76482a55f9dd655e1ef4d367f95bc2","urls":["bzz-raw://5282825a626cfe924e504274b864a652b0023591fa66f06a067b25b51ba9b303","dweb:/ipfs/QmeCfPykghhMc81VJTrHTC7sF6CRvaA1FXVq2pJhwYp1dV"],"license":"MIT"},"lib/prb-math/src/Common.sol":{"keccak256":"0x8225a3898d2f11f585da1fb82234800e9717fa080dbe53d450fd429a3a632e99","urls":["bzz-raw://2dcbf39ca575f68f32f0d1c66391de94082424956e7585e849813966f8c0fc05","dweb:/ipfs/QmYvk8vXFDUJHrmqbtutYXfoLomLBosYLyBzuPoYBxsQ42"],"license":"MIT"},"lib/prb-math/src/SD59x18.sol":{"keccak256":"0xff25fe75f8e77d4c839fbe69198d273039575fa72f31ce9725bcacb80db65461","urls":["bzz-raw://7ed7bc89a4efa33fc9392de8104c8af609fd3372b323d7824a6a3ae888bad3be","dweb:/ipfs/QmfCbW4geVSm7uJW4KUoXrejR2SywcRJrXwMBzUBWYiXJa"],"license":"MIT"},"lib/prb-math/src/sd1x18/Casting.sol":{"keccak256":"0x5d365f655f01598926c5d4fe5cda277f2cc7736fe38f943c11a32009077ddd5c","urls":["bzz-raw://56b378bd6039819bc12e5f17dabd9492e1410b3281f9df496cf8210539101a11","dweb:/ipfs/QmcMaE64ZWMg9cFhYxdTuG8nfzeDdNuTRHMMoFXi6tSZGu"],"license":"MIT"},"lib/prb-math/src/sd1x18/Constants.sol":{"keccak256":"0xc14cc32061863d83912f9616de86f3c34f1ac58614b7d504c6ce07ee8efdb8e8","urls":["bzz-raw://22483b1282dda6a556b0232f008a5a3296bbfd76b1886e6b72bf351b7c554fab","dweb:/ipfs/QmYX9cYkrFxBbhZNKsb6uUxtrc2chmAj7vuc7UKRPGMwos"],"license":"MIT"},"lib/prb-math/src/sd1x18/Errors.sol":{"keccak256":"0xc3c8b1ab3d19889c356c222a3a2186d45dfc1d3a17b9ad88159bb64ee457baa6","urls":["bzz-raw://84fbe57569246403f778330bd7723018dfcb5f0ec50d7b1d82cc983c94a54bca","dweb:/ipfs/QmWssAAnovc2EVjt58rTnxraE9B1RMivwTvYCYgpnr6oSE"],"license":"MIT"},"lib/prb-math/src/sd1x18/ValueType.sol":{"keccak256":"0xaa9dc7b562faf45264390d80e2ea10c5295bb8a4f10d76261a3f9c04363734c0","urls":["bzz-raw://c6ca36acd15f5cb47cf124ddec289f84e1011f2d29056159e4570435629a3353","dweb:/ipfs/QmUKdiLmZpAkNCq2TKxrPbQPUhiRFXGfjGSnY1VeHVu4y6"],"license":"MIT"},"lib/prb-math/src/sd21x18/Casting.sol":{"keccak256":"0x4a16adddb9ab1f6939dd4567c77205015a11081cb840029b84bbb6fdaf78ee36","urls":["bzz-raw://5003b2f4cd2fc1413da36bc63107c6e83a88d29693e8f97b54f300fa78f9c6d2","dweb:/ipfs/QmaNJn91NLrZmeeGqnFQV1FTrLVSW852zHyWTrWJ5pf1pd"],"license":"MIT"},"lib/prb-math/src/sd21x18/Constants.sol":{"keccak256":"0x501c2d5cfdea9450422182059c8df1cb6a859901a07bd59631c3fa24edcc79d4","urls":["bzz-raw://4669a65001c92919671fd879d33ce0e5030b602a7ba4d36bd2308128d8d1f396","dweb:/ipfs/QmUC3bJ3qdkCmLMw3WHBcEqvuC4tExT2LXzUhgu5KQ3vi3"],"license":"MIT"},"lib/prb-math/src/sd21x18/Errors.sol":{"keccak256":"0xc5422ee47eb139274e538e758fb40177a1ba22c2113ef3b3446102f0150bfe0a","urls":["bzz-raw://a1981e052e9e86e1b0e4e55a057a7af4739aedd4ead2d60e3eaa40fb703594ee","dweb:/ipfs/QmPK5qSujnyk1R8ues4RhDMy1tRKKyjQ31YJTviTKq7GML"],"license":"MIT"},"lib/prb-math/src/sd21x18/ValueType.sol":{"keccak256":"0x532bba888370bed393464412f4ef3462d654802e71c953ad02d078e3d2701092","urls":["bzz-raw://922a4e8dd813602f72d165aa1dfdf2c29b971a2abe73bebca7cd81a32ee2c880","dweb:/ipfs/QmTBAJnx1r3sZpbQAuTgQtsTtvjZbpDwhCJRzkhzUumbdf"],"license":"MIT"},"lib/prb-math/src/sd59x18/Casting.sol":{"keccak256":"0xdf70d8e70c6d6325f3f7eb028c484bc7189ef902f1d4b5b220af2e550bb5fc39","urls":["bzz-raw://0b15bcd36129c5cb163d57a117435afb171182018dd6d1e766a5f49cf1f4b63d","dweb:/ipfs/QmbjzkMBH4FM2rdxGbx9LQ65wVERijNcu7R9C8dQmH3y4n"],"license":"MIT"},"lib/prb-math/src/sd59x18/Constants.sol":{"keccak256":"0x9bcb8dd6b3e886d140ad1c32747a4f6d29a492529ceb835be878ae837aa6cc3a","urls":["bzz-raw://c4045c633e3618e7e90a768d92415b2f20f781fe129b4f4e26fa88f7dbf9201f","dweb:/ipfs/Qmbet95pizwPno82cJ383wJtgQRSQKESmhVZ1vDrgAu7Si"],"license":"MIT"},"lib/prb-math/src/sd59x18/Conversions.sol":{"keccak256":"0x1c2a91d7bec997ffa764046e504705be4382001835eea47f53909d5baedad481","urls":["bzz-raw://b11b48183878f5d909a45c6aa462f71a49b8fe0c89c51086f96a0e01b99fe2d5","dweb:/ipfs/QmWj4UF6prH5RuGuxjrpuWBaRXkSt39zkUbiJkzngKigx6"],"license":"MIT"},"lib/prb-math/src/sd59x18/Errors.sol":{"keccak256":"0x0a79c28c85fc8a450b0801ff2e66114eac4ec565819f5d1d8738904658fe33e2","urls":["bzz-raw://9e0d4fd3c998019fb8555d9e26c03bec42a8513bdf4185aeac2da3a000abaebf","dweb:/ipfs/QmahFJHXcX4RwPxaQbUf6LVZEk8NSpjCV3Eif7i9iqC6Mk"],"license":"MIT"},"lib/prb-math/src/sd59x18/Helpers.sol":{"keccak256":"0x208570f1657cf730cb6c3d81aa14030e0d45cf906cdedea5059369d7df4bb716","urls":["bzz-raw://4c78ca900edafa9338d4e3649a55ab0c84f76468d8a22fb945ba6d01e70f8fed","dweb:/ipfs/QmeP4hQYfNxcATd1FsasdD4ebyu2vrC9K1N68swxUJzzZD"],"license":"MIT"},"lib/prb-math/src/sd59x18/Math.sol":{"keccak256":"0xd8e8b51db9b3e2fa31a60f6b8ce4ea0112c3364442ede5992aa0aa7a2c925c84","urls":["bzz-raw://3c56913970e34ee7b142047b21f1856a511cbdc3473b7c50418a8490e19cd462","dweb:/ipfs/QmfG1F9CBDjPYD7NXora9awFfdpvBMY9SCg5pMLCFRv9tD"],"license":"MIT"},"lib/prb-math/src/sd59x18/ValueType.sol":{"keccak256":"0x76597ba64d37d66e0178512bc9bbc1a031a7634c45e5d5c6e9da87f46952dc9d","urls":["bzz-raw://36148899ad874814e9292636fb974d2eec61f1bcc0875ec39cf444d70ba40919","dweb:/ipfs/QmadUe4kH2FPcdxvhCKy8yiezCvPWor4VcPzqLYSAaGDDb"],"license":"MIT"},"lib/prb-math/src/ud21x18/Casting.sol":{"keccak256":"0x3821aa57604f6e5b7c9c5c5cc97a6d71116e673cf3fee5f76fcd42b4cefded65","urls":["bzz-raw://a80399c6b38ab45cc10d0a6683d50340cd89d9a085b6d0dcfb81e7c4e5b3ce09","dweb:/ipfs/QmWNW2YD2LMkqrpAtJYeeuHN329Rx7mvfmrjsCo1p6akTL"],"license":"MIT"},"lib/prb-math/src/ud21x18/Constants.sol":{"keccak256":"0x0997574a1ced6c43bde6d9c9175edc5ad64cbb920a0969a9db68eea543747601","urls":["bzz-raw://c09f03345a6779b002b38ffc3954258accbb2b1d0d5506d42c3bd7f117304f60","dweb:/ipfs/QmTeBXRCE7H2HpqKUNsZN7Nk3rdBnFmbAUFom3E1PJeGuV"],"license":"MIT"},"lib/prb-math/src/ud21x18/Errors.sol":{"keccak256":"0x35a1fb789b90f8c90865884d3023deb17fcca5c7146b5ddef823496d835a5415","urls":["bzz-raw://0af359d07ba25bdc90de7c05ed6216833932caa75d4a02fcfc51ceeaba5a4e80","dweb:/ipfs/QmavBFw73Xfp1qJiN6P1gk2Dfr8ByWo3dyCPVgDHtko2gq"],"license":"MIT"},"lib/prb-math/src/ud21x18/ValueType.sol":{"keccak256":"0x24838b2b1da371b9259d8ee21534a9f0cb5796aba75a4efca2374627952bee25","urls":["bzz-raw://897e6b79308651671c7f3c91a0069e778b47356c9ba3f86e238398ab7f2623af","dweb:/ipfs/QmZbLw3tJVRZFQnV9jWQUmF43gna841adSG2TAiwDAifGU"],"license":"MIT"},"lib/prb-math/src/ud2x18/Casting.sol":{"keccak256":"0x0f3141ed054e7c29dbe1acb4b88b18eb05d60e998fba6b4e503a6799faa356d6","urls":["bzz-raw://b1e2468fc4c458082aaf4aa2e35af9ba3702f207e3c8533dd1e7da11ad605eae","dweb:/ipfs/QmSm7iRH1eo4cJCwcAiiXWRH9Hn1urSS4tMdbaFbFGuTyL"],"license":"MIT"},"lib/prb-math/src/ud2x18/Constants.sol":{"keccak256":"0x29b0e050c865899e1fb9022b460a7829cdee248c44c4299f068ba80695eec3fc","urls":["bzz-raw://cbaef16b662fac235349bcf97bc980dd0cba15d4e6230caae61224cdac8ea6d9","dweb:/ipfs/QmZQa5XBhi7k3yhtCd8wVpnwW8htfU4sjXxWhxRypMBYkC"],"license":"MIT"},"lib/prb-math/src/ud2x18/Errors.sol":{"keccak256":"0x3b27e2a57438cd30d9c130f84aace24d547e5ed58e8689691d7d92ad2db38ddd","urls":["bzz-raw://841cf9fb45443899c6b659300bbf503c3fd2c1a1e83b7f0e28620eed457f7437","dweb:/ipfs/QmUqg8WscP5yQPw3UMUCWaB9RLU6nryGzseuyhAjNnDc1i"],"license":"MIT"},"lib/prb-math/src/ud2x18/ValueType.sol":{"keccak256":"0x975a2e69b48f34a4c0bd80e8a5609ac67b7264c91992c0944f9ebe7b9e3fc9d0","urls":["bzz-raw://65d012521c475295d7e70b7d526fcc0911d0f238ea938719d77251bba00c9b41","dweb:/ipfs/QmexEvTQCCBPYRWAYnomZX5M7C2EkXQRAXqEYMNUZfazCs"],"license":"MIT"},"lib/prb-math/src/ud60x18/Casting.sol":{"keccak256":"0x0803318ddc98b4ba8fbfe70e5ee08d78387fe6ae00982b9960518085a751d7b6","urls":["bzz-raw://2e68a2f780b2e33fa5416eb60f9daa81f014c2591119f4b67bed1217d5530780","dweb:/ipfs/QmZe7JTWvbfKqMnu4sxUwWCtLcCay9hH71VZUpoFCdENcr"],"license":"MIT"},"lib/prb-math/src/ud60x18/Constants.sol":{"keccak256":"0x2b80d26153d3fdcfb3a9ca772d9309d31ed1275f5b8b54c3ffb54d3652b37d90","urls":["bzz-raw://7e3a6673a156f635db94dc176baaa7274db8f9bec4461cd1152596253550ee3b","dweb:/ipfs/Qmc9zT4kNSbMYaXcnbxNVqmb3P3m46ieaQxkwxqLwsvRA5"],"license":"MIT"},"lib/prb-math/src/ud60x18/Errors.sol":{"keccak256":"0xbab6b0e303d32f3a9d9e2fe881f0392b8c59a73051a4d34f21a403b3961b3044","urls":["bzz-raw://86a019bcf2510d0691287329dc057479cc0abc48a5e15f245e7f15c03052d2c8","dweb:/ipfs/QmeXe5pbpDHvN5DZ8puXmH2RJ25zDHj55wpiStWtNQPvq6"],"license":"MIT"},"lib/prb-math/src/ud60x18/Helpers.sol":{"keccak256":"0xf5faff881391d2c060029499a666cc5f0bea90a213150bb476fae8f02a5df268","urls":["bzz-raw://76105fa22bb1b5f1fa99abf9c4fbc9577a02c7bc204f271754c407f0d75489f5","dweb:/ipfs/QmVNGZSTniDuZus5DdbFubqJXCLtTaZit7YPm4ntjr5Lgr"],"license":"MIT"},"lib/prb-math/src/ud60x18/Math.sol":{"keccak256":"0xc4e51dfd9af62938e277e90fa724099f239d33727a35909ed48c292a76faf2fc","urls":["bzz-raw://d731537cbc50b852c21d28625aeb2c329729afc23a7b86ff9d8ee5878f47e9d6","dweb:/ipfs/QmS7Cj4pAdPZcTp7RqYXyxBc9EYX92CT8icfkNigktUsLr"],"license":"MIT"},"lib/prb-math/src/ud60x18/ValueType.sol":{"keccak256":"0x1b200baf25d01a8b91b97b42114248636f742b5b7028487ef4daef6621e378a3","urls":["bzz-raw://b5708ed017206bda2197654e80bea9f37b3a9993434bb066c903c2865e028f47","dweb:/ipfs/QmTyotZk2J5YvWkNvB2qhXBMgRGWW2UgPqR4JPocrXSr8n"],"license":"MIT"}},"version":1},"id":1}
\ No newline at end of file
diff --git a/artifacts/PaymentVaultNoProxyV6.json b/artifacts/PaymentVaultNoProxyV6.json
deleted file mode 100644
index 44697ad..0000000
--- a/artifacts/PaymentVaultNoProxyV6.json
+++ /dev/null
@@ -1,383 +0,0 @@
-{
-  "_format": "hh-sol-artifact-1",
-  "contractName": "PaymentVault",
-  "sourceName": "contracts/PaymentVaultNoProxyV6.sol",
-  "abi": [
-    {
-      "inputs": [
-        {
-          "internalType": "contract IERC20",
-          "name": "_antToken",
-          "type": "address"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "constructor"
-    },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "target",
-          "type": "address"
-        }
-      ],
-      "name": "AddressEmptyCode",
-      "type": "error"
-    },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "account",
-          "type": "address"
-        }
-      ],
-      "name": "AddressInsufficientBalance",
-      "type": "error"
-    },
-    {
-      "inputs": [],
-      "name": "AntTokenNull",
-      "type": "error"
-    },
-    {
-      "inputs": [],
-      "name": "BatchLimitExceeded",
-      "type": "error"
-    },
-    {
-      "inputs": [],
-      "name": "FailedInnerCall",
-      "type": "error"
-    },
-    {
-      "inputs": [],
-      "name": "InvalidInputLength",
-      "type": "error"
-    },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "token",
-          "type": "address"
-        }
-      ],
-      "name": "SafeERC20FailedOperation",
-      "type": "error"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "internalType": "address",
-          "name": "rewardsAddress",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "internalType": "uint256",
-          "name": "amount",
-          "type": "uint256"
-        },
-        {
-          "indexed": true,
-          "internalType": "bytes32",
-          "name": "quoteHash",
-          "type": "bytes32"
-        }
-      ],
-      "name": "DataPaymentMade",
-      "type": "event"
-    },
-    {
-      "inputs": [],
-      "name": "antToken",
-      "outputs": [
-        {
-          "internalType": "contract IERC20",
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "inputs": [],
-      "name": "batchLimit",
-      "outputs": [
-        {
-          "internalType": "uint256",
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "inputs": [
-        {
-          "internalType": "bytes32",
-          "name": "",
-          "type": "bytes32"
-        }
-      ],
-      "name": "completedPayments",
-      "outputs": [
-        {
-          "internalType": "bytes16",
-          "name": "rewardsAddress",
-          "type": "bytes16"
-        },
-        {
-          "internalType": "uint128",
-          "name": "amount",
-          "type": "uint128"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "inputs": [
-        {
-          "components": [
-            {
-              "internalType": "enum IPaymentVault.DataType",
-              "name": "dataType",
-              "type": "uint8"
-            },
-            {
-              "internalType": "uint256",
-              "name": "dataSize",
-              "type": "uint256"
-            },
-            {
-              "internalType": "uint256",
-              "name": "closeRecordsStored",
-              "type": "uint256"
-            },
-            {
-              "components": [
-                {
-                  "internalType": "enum IPaymentVault.DataType",
-                  "name": "dataType",
-                  "type": "uint8"
-                },
-                {
-                  "internalType": "uint256",
-                  "name": "records",
-                  "type": "uint256"
-                }
-              ],
-              "internalType": "struct IPaymentVault.Record[]",
-              "name": "recordsPerType",
-              "type": "tuple[]"
-            },
-            {
-              "internalType": "uint256",
-              "name": "maxRecords",
-              "type": "uint256"
-            },
-            {
-              "internalType": "uint256",
-              "name": "receivedPaymentCount",
-              "type": "uint256"
-            },
-            {
-              "internalType": "uint256",
-              "name": "liveTime",
-              "type": "uint256"
-            },
-            {
-              "internalType": "uint256",
-              "name": "networkDensity",
-              "type": "uint256"
-            },
-            {
-              "internalType": "uint256",
-              "name": "networkSize",
-              "type": "uint256"
-            }
-          ],
-          "internalType": "struct IPaymentVault.QuotingMetrics[]",
-          "name": "_metrics",
-          "type": "tuple[]"
-        }
-      ],
-      "name": "getQuote",
-      "outputs": [
-        {
-          "internalType": "uint256[]",
-          "name": "prices",
-          "type": "uint256[]"
-        }
-      ],
-      "stateMutability": "pure",
-      "type": "function"
-    },
-    {
-      "inputs": [
-        {
-          "components": [
-            {
-              "internalType": "address",
-              "name": "rewardsAddress",
-              "type": "address"
-            },
-            {
-              "internalType": "uint256",
-              "name": "amount",
-              "type": "uint256"
-            },
-            {
-              "internalType": "bytes32",
-              "name": "quoteHash",
-              "type": "bytes32"
-            }
-          ],
-          "internalType": "struct IPaymentVault.DataPayment[]",
-          "name": "_payments",
-          "type": "tuple[]"
-        }
-      ],
-      "name": "payForQuotes",
-      "outputs": [],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
-    {
-      "inputs": [],
-      "name": "requiredPaymentVerificationLength",
-      "outputs": [
-        {
-          "internalType": "uint256",
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "inputs": [
-        {
-          "components": [
-            {
-              "components": [
-                {
-                  "internalType": "enum IPaymentVault.DataType",
-                  "name": "dataType",
-                  "type": "uint8"
-                },
-                {
-                  "internalType": "uint256",
-                  "name": "dataSize",
-                  "type": "uint256"
-                },
-                {
-                  "internalType": "uint256",
-                  "name": "closeRecordsStored",
-                  "type": "uint256"
-                },
-                {
-                  "components": [
-                    {
-                      "internalType": "enum IPaymentVault.DataType",
-                      "name": "dataType",
-                      "type": "uint8"
-                    },
-                    {
-                      "internalType": "uint256",
-                      "name": "records",
-                      "type": "uint256"
-                    }
-                  ],
-                  "internalType": "struct IPaymentVault.Record[]",
-                  "name": "recordsPerType",
-                  "type": "tuple[]"
-                },
-                {
-                  "internalType": "uint256",
-                  "name": "maxRecords",
-                  "type": "uint256"
-                },
-                {
-                  "internalType": "uint256",
-                  "name": "receivedPaymentCount",
-                  "type": "uint256"
-                },
-                {
-                  "internalType": "uint256",
-                  "name": "liveTime",
-                  "type": "uint256"
-                },
-                {
-                  "internalType": "uint256",
-                  "name": "networkDensity",
-                  "type": "uint256"
-                },
-                {
-                  "internalType": "uint256",
-                  "name": "networkSize",
-                  "type": "uint256"
-                }
-              ],
-              "internalType": "struct IPaymentVault.QuotingMetrics",
-              "name": "metrics",
-              "type": "tuple"
-            },
-            {
-              "internalType": "address",
-              "name": "rewardsAddress",
-              "type": "address"
-            },
-            {
-              "internalType": "bytes32",
-              "name": "quoteHash",
-              "type": "bytes32"
-            }
-          ],
-          "internalType": "struct IPaymentVault.PaymentVerification[]",
-          "name": "_payments",
-          "type": "tuple[]"
-        }
-      ],
-      "name": "verifyPayment",
-      "outputs": [
-        {
-          "components": [
-            {
-              "internalType": "bytes32",
-              "name": "quoteHash",
-              "type": "bytes32"
-            },
-            {
-              "internalType": "uint256",
-              "name": "amountPaid",
-              "type": "uint256"
-            },
-            {
-              "internalType": "bool",
-              "name": "isValid",
-              "type": "bool"
-            }
-          ],
-          "internalType": "struct IPaymentVault.PaymentVerificationResult[3]",
-          "name": "verificationResults",
-          "type": "tuple[3]"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    }
-  ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
-  "linkReferences": {},
-  "deployedLinkReferences": {}
-}
diff --git a/artifacts/PaymentVaultV2.json b/artifacts/PaymentVaultV2.json
new file mode 100644
index 0000000..16a8cb5
--- /dev/null
+++ b/artifacts/PaymentVaultV2.json
@@ -0,0 +1 @@
+{"abi":[{"type":"constructor","inputs":[{"name":"_antToken","type":"address","internalType":"contract IERC20"},{"name":"_batchLimit","type":"uint256","internalType":"uint256"}],"stateMutability":"nonpayable"},{"type":"function","name":"CANDIDATES_PER_POOL","inputs":[],"outputs":[{"name":"","type":"uint8","internalType":"uint8"}],"stateMutability":"view"},{"type":"function","name":"MAX_MERKLE_DEPTH","inputs":[],"outputs":[{"name":"","type":"uint8","internalType":"uint8"}],"stateMutability":"view"},{"type":"function","name":"antToken","inputs":[],"outputs":[{"name":"","type":"address","internalType":"contract IERC20"}],"stateMutability":"view"},{"type":"function","name":"batchLimit","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"type":"function","name":"completedMerklePayments","inputs":[{"name":"","type":"bytes32","internalType":"bytes32"}],"outputs":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"merklePaymentTimestamp","type":"uint64","internalType":"uint64"}],"stateMutability":"view"},{"type":"function","name":"completedPayments","inputs":[{"name":"","type":"bytes32","internalType":"bytes32"}],"outputs":[{"name":"rewardsAddress","type":"bytes16","internalType":"bytes16"},{"name":"amount","type":"uint128","internalType":"uint128"}],"stateMutability":"view"},{"type":"function","name":"getCompletedMerklePayment","inputs":[{"name":"winnerHash","type":"bytes32","internalType":"bytes32"}],"outputs":[{"name":"","type":"tuple","internalType":"struct CompletedMerklePayment","components":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"merklePaymentTimestamp","type":"uint64","internalType":"uint64"},{"name":"paidNodeAddresses","type":"tuple[]","internalType":"struct PaidNode[]","components":[{"name":"rewardsAddress","type":"address","internalType":"address"},{"name":"poolIndex","type":"uint8","internalType":"uint8"},{"name":"amount","type":"uint256","internalType":"uint256"}]}]}],"stateMutability":"view"},{"type":"function","name":"payForMerkleTree","inputs":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"poolCommitments","type":"tuple[]","internalType":"struct PoolCommitment[]","components":[{"name":"poolHash","type":"bytes32","internalType":"bytes32"},{"name":"candidates","type":"tuple[16]","internalType":"struct CandidateNode[16]","components":[{"name":"rewardsAddress","type":"address","internalType":"address"},{"name":"amount","type":"uint256","internalType":"uint256"}]}]},{"name":"merklePaymentTimestamp","type":"uint64","internalType":"uint64"}],"outputs":[{"name":"winnerPoolHash","type":"bytes32","internalType":"bytes32"},{"name":"totalAmount","type":"uint256","internalType":"uint256"}],"stateMutability":"nonpayable"},{"type":"function","name":"payForQuotes","inputs":[{"name":"_payments","type":"tuple[]","internalType":"struct DataPayment[]","components":[{"name":"rewardsAddress","type":"address","internalType":"address"},{"name":"amount","type":"uint256","internalType":"uint256"},{"name":"quoteHash","type":"bytes32","internalType":"bytes32"}]}],"outputs":[],"stateMutability":"nonpayable"},{"type":"function","name":"verifyPayment","inputs":[{"name":"_payments","type":"tuple[]","internalType":"struct DataPayment[]","components":[{"name":"rewardsAddress","type":"address","internalType":"address"},{"name":"amount","type":"uint256","internalType":"uint256"},{"name":"quoteHash","type":"bytes32","internalType":"bytes32"}]}],"outputs":[{"name":"","type":"tuple[]","internalType":"struct PaymentVerificationResult[]","components":[{"name":"quoteHash","type":"bytes32","internalType":"bytes32"},{"name":"amountPaid","type":"uint256","internalType":"uint256"},{"name":"isValid","type":"bool","internalType":"bool"}]}],"stateMutability":"view"},{"type":"event","name":"DataPaymentMade","inputs":[{"name":"rewardsAddress","type":"address","indexed":true,"internalType":"address"},{"name":"amount","type":"uint256","indexed":true,"internalType":"uint256"},{"name":"quoteHash","type":"bytes32","indexed":true,"internalType":"bytes32"}],"anonymous":false},{"type":"event","name":"MerklePaymentMade","inputs":[{"name":"winnerPoolHash","type":"bytes32","indexed":true,"internalType":"bytes32"},{"name":"depth","type":"uint8","indexed":false,"internalType":"uint8"},{"name":"totalAmount","type":"uint256","indexed":false,"internalType":"uint256"},{"name":"merklePaymentTimestamp","type":"uint64","indexed":false,"internalType":"uint64"}],"anonymous":false},{"type":"error","name":"AntTokenNull","inputs":[]},{"type":"error","name":"BatchLimitExceeded","inputs":[]},{"type":"error","name":"DepthTooLarge","inputs":[{"name":"depth","type":"uint8","internalType":"uint8"},{"name":"maxDepth","type":"uint8","internalType":"uint8"}]},{"type":"error","name":"InvalidInputLength","inputs":[]},{"type":"error","name":"PaymentAlreadyExists","inputs":[{"name":"winnerPoolHash","type":"bytes32","internalType":"bytes32"}]},{"type":"error","name":"SafeERC20FailedOperation","inputs":[{"name":"token","type":"address","internalType":"address"}]},{"type":"error","name":"WrongPoolCount","inputs":[{"name":"expected","type":"uint256","internalType":"uint256"},{"name":"actual","type":"uint256","internalType":"uint256"}]}],"bytecode":{"object":"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","sourceMap":"721:6063:2:-:0;;;;;;;;;;;;;-1:-1:-1;;721:6063:2;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;1313:32;;;1309:84;;-1:-1:-1;721:6063:2;;-1:-1:-1;;;;;;721:6063:2;;;;;;;;;;;;;;;;;;1309:84;1368:14;;;-1:-1:-1;1368:14:2;;-1:-1:-1;1368:14:2;721:6063;-1:-1:-1;721:6063:2;;;;;;-1:-1:-1;721:6063:2;;;;;-1:-1:-1;721:6063:2","linkReferences":{}},"deployedBytecode":{"object":"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","sourceMap":"721:6063:2:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;721:6063:2;;;;;;;;864:61;721:6063;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;721:6063:2;;;;;;;;975:73;721:6063;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;4330:10;721:6063;4316:24;;4312:82;;721:6063;4424:15;;;;;;721:6063;4441:3;4495:12;;4330:10;4495:12;;;;:::i;:::-;721:6063;4526:21;;721:6063;4526:35;;;4522:263;;721:6063;;;;;;;;4870:26;4914:18;4870:26;;;:::i;:::-;4914:18;;;;721:6063;4842:10;;;;4914:18;;:::i;:::-;5055:43;5071:26;;;:::i;:::-;721:6063;;-1:-1:-1;;;;;;721:6063:2;;6650:132;5055:43;721:6063;;;;;;:::i;:::-;-1:-1:-1;;;;;721:6063:2;;;;4914:18;5004:162;;-1:-1:-1;;;;;721:6063:2;;;;;;;4961:17;4914:18;721:6063;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;5219:26;721:6063;;;;;5219:26;;:::i;:::-;721:6063;5186:148;721:6063;5186:148;;4409:13;721:6063;4409:13;;4522:263;4708:18;721:6063;;;;;;;;;;4660:26;4914:18;4660:26;;;:::i;:::-;4708:18;;721:6063;4842:10;;4708:18;;:::i;:::-;4762:8;;4312:82;4363:20;;;721:6063;4363:20;721:6063;;4363:20;721:6063;;;;;;;:::i;:::-;;;;;:::i;:::-;;;;;;;;:::i;:::-;;;;-1:-1:-1;;721:6063:2;;;:::i;:::-;;;;;;;;;5660:13;;721:6063;5675:20;;;;;;721:6063;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;5697:3;5746:12;;;;;:::i;:::-;721:6063;;;;;;;;;;;;;;;:::i;:::-;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;5811:17;721:6063;;;;;;;;;;;;:::i;:::-;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;5912:23;;;5911:84;;;;5697:3;-1:-1:-1;721:6063:2;;;;;;;;;;;;;-1:-1:-1;;;;;;721:6063:2;6029:86;;;;;:145;;5697:3;721:6063;;6362:25;;;;5697:3;721:6063;;;;;;;:::i;:::-;;;;6214:188;;721:6063;;;;6214:188;;721:6063;6189:213;;;;:::i;:::-;;;;;;:::i;:::-;;721:6063;5660:13;;6362:25;;-1:-1:-1;6362:25:2;;;6029:145;6136:37;;;-1:-1:-1;6029:145:2;;;5911:84;721:6063;5957:37;;;-1:-1:-1;5911:84:2;;;721:6063;;;;;:::i;:::-;;;;;;;;;;;;;;;;-1:-1:-1;;721:6063:2;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;1140:2;1753:24;;1749:100;;267:1:1;721:6063:2;;;;;;;;267:1:1;721:6063:2;;;;;1988:39;;;1984:130;;721:6063;;;603:148:1;721:6063:2;603:148:1;;637:16;721:6063:2;;671:15:1;721:6063:2;;;;2256:10;721:6063;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;603:148:1;;;;;;;:::i;:::-;721:6063:2;580:181:1;;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;2481:23;721:6063;;;;;;;;2477:124;;721:6063;;;;;;:::i;:::-;;;;;;2683:23;721:6063;2683:23;;;;2805:33;;;;:::i;:::-;:48;721:6063;;;;;;;267:1:1;721:6063:2;;;;;;;;;;;;:::i;:::-;;;;;;;;:::i;:::-;;;;-1:-1:-1;;721:6063:2;;;:::i;:::-;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;267:1:1;721:6063:2;1051:61:1;;721:6063:2;272:1:1;721:6063:2;1051:61:1;;721:6063:2;2481:23;721:6063;1051:61:1;;721:6063:2;;1051:61:1;;;721:6063:2;;1051:61:1;;;721:6063:2;;;1051:61:1;;721:6063:2;1079:1:1;721:6063:2;1051:61:1;;721:6063:2;1081:1:1;1051:61;;;721:6063:2;1083:1:1;1051:61;;;721:6063:2;1085:2:1;1051:61;;;721:6063:2;1088:2:1;1051:61;;;721:6063:2;1140:2;1051:61:1;;;721:6063:2;1094:2:1;1051:61;;;721:6063:2;1097:2:1;1051:61;;;721:6063:2;1100:2:1;1051:61;;;721:6063:2;;;;1161:55:1;;637:16;;721:6063:2;;;;;;;;;;;1161:55:1;;;;;;;:::i;:::-;721:6063:2;1138:88:1;;1237:19;721:6063:2;1272:11:1;721:6063:2;1296:3:1;721:6063:2;;;1285:9:1;;;;;;;721:6063:2;;;;1376:15:1;1372:125;;1296:3;721:6063:2;1584:11:1;721:6063:2;;;;;;267:1:1;721:6063:2;;;;;1579:17:1;;;;;721:6063:2;;;;;;;;;;;;;;1628:20:1;721:6063:2;1628:20:1;1579:17;721:6063:2;;;;;;;;;;;1750:23:1;721:6063:2;1763:10:1;721:6063:2;;;;;267:1:1;721:6063:2;;1712:10:1;;;;;:::i;:::-;721:6063:2;;1724:10:1;1684:51;1724:10;;;;;:::i;:::-;721:6063:2;;1684:51:1;;;:::i;:::-;721:6063:2;1684:51:1;;;;:::i;:::-;721:6063:2;1763:10:1;:::i;:::-;721:6063:2;;1750:23:1;;;:::i;:::-;721:6063:2;;;1272:11:1;;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;;1579:17:1;721:6063:2;;;;;;;;;;;1372:125:1;721:6063:2;;;;;;1428:22:1;;721:6063:2;;;;1428:22:1;;;721:6063:2;1428:22:1;;:::i;:::-;721:6063:2;1418:33:1;;1469:13;721:6063:2;1372:125:1;;;1285:9;-1:-1:-1;;721:6063:2;;;;2481:23;721:6063;;;;;;;-1:-1:-1;;721:6063:2;;;1081:1:1;721:6063:2;;;;;;;;1285:9:1;;;721:6063:2;;;:::i;:::-;;;;;;;;:::i;:::-;;;;-1:-1:-1;;721:6063:2;;;:::i;:::-;;;;;;;;;;;;;;;;;;;3426:9;;;;;;3946:22;;;;267:1:1;3946:22:2;721:6063;;;;;;;;;;;;;;;;;;;3406:530;721:6063;;;;;;;;;;;;;;;;;;;;;;3993:135;721:6063;;;;;;;;;;;;;;;;;3993:135;721:6063;;;;;;;;;;;272:1:1;721:6063:2;;;267:1:1;721:6063:2;;;;;;;;;;;;;;;;;;;;1051:61:1;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;267:1:1;721:6063:2;;;;;267:1:1;721:6063:2;;;;;;;;;;;;;;;;267:1:1;721:6063:2;;;272:1:1;721:6063:2;;;;;;;;;;;;;;;3437:3;3472:16;721:6063;3472:16;267:1:1;3472:16:2;;;:::i;:::-;721:6063;;;;;;;3527:47;:38;;;:47;:::i;:::-;;721:6063;;2256:10;3724:13;2256:10;;;721:6063;;;;;;;;3724:13;:::i;:::-;721:6063;;;;;;:::i;:::-;;;;3778:147;;721:6063;3778:147;721:6063;3778:147;;721:6063;3766:159;;;;:::i;:::-;;;;;;:::i;:::-;;721:6063;3411:13;;721:6063;;;;;:::i;:::-;;;;;;;;;;2708:3;2739:21;721:6063;2739:24;267:1:1;2739:21:2;;;:24;:::i;:::-;;:31;721:6063;2727:43;;;;:::i;:::-;721:6063;;2668:13;;2477:124;2554:36;;;;721:6063;2554:36;721:6063;;;;2554:36;721:6063;;;;;;;;;;;;;;;;:::i;:::-;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;1984:130;2050:53;;;;;721:6063;2050:53;721:6063;;;;;;2050:53;1749:100;1800:38;;;;721:6063;1800:38;721:6063;;1140:2;721:6063;;;;1800:38;721:6063;;;;;;-1:-1:-1;;721:6063:2;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;-1:-1:-1;;721:6063:2;;;;;832:25;721:6063;;;;;;;;;;;;;-1:-1:-1;;721:6063:2;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;6602:23;721:6063;;;;;;;;;;:::i;:::-;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;721:6063:2;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;721:6063:2;;;;;;;1239:2;721:6063;;;;;;;;;-1:-1:-1;;721:6063:2;;;;;1140:2;721:6063;;;;;;;-1:-1:-1;;721:6063:2;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;;;;;;;;;;;;:::o;:::-;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;:::o;:::-;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;:::o;:::-;;;603:148:1;;721:6063:2;;;;;;;;-1:-1:-1;;;;;721:6063:2;;;;;;;:::o;:::-;-1:-1:-1;;;;;721:6063:2;;;;;;;;;:::o;:::-;;;-1:-1:-1;;;;;721:6063:2;;;;;;:::o;:::-;;;;;;;;;;;;:::o;:::-;;;;;;;:::i;:::-;-1:-1:-1;721:6063:2;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;;;;:::o;:::-;;;;;;;;;;;;:::o;:::-;;-1:-1:-1;;;;;721:6063:2;;;;;;;:::o;1821:950:1:-;721:6063:2;1929:18:1;1945:2;2033:714;721:6063:2;;;;;;;;2076:22:1;721:6063:2;2040:4:1;721:6063:2;2076:22:1;;:::i;:::-;721:6063:2;2112:16:1;;2142:17;2199:325;2206:6;;;;;;;-1:-1:-1;1989:1:1;2578:6;-1:-1:-1;2578:6:1;;2604:9;;2574:163;;2033:714;;;2574:163;2638:6;;-1:-1:-1;2638:6:1;;-1:-1:-1;1989:1:1;2638:6;;1989:1;;2634:103;2574:163;;2634:103;721:6063:2;;;;;;;2711:11:1;:::o;2199:325::-;2232:24;;;;;;;2239:4;;;;;:::i;:::-;721:6063:2;2239:12:1;;;;-1:-1:-1;;721:6063:2;;;;2040:4:1;721:6063:2;2232:24:1;;2239:12;;;2275:24;2290:4;;;;:::i;:::-;721:6063:2;2282:12:1;;;;;721:6063:2;;;;-1:-1:-1;;721:6063:2;2275:24:1;;2282:12;;;;;2322:6;;;2199:325;2318:192;2368:4;;2040;2368;;;;;:::i;:::-;721:6063:2;2374:4:1;;;;:::i;:::-;721:6063:2;2352:27:1;;;;:::i;:::-;721:6063:2;2352:27:1;;;;:::i;:::-;721:6063:2;;;;;;2318:192:1;2199:325;;1662:232:8;10404:1148;;-1:-1:-1;;;;10404:1148:8;;;-1:-1:-1;;;;;10404:1148:8;;;;;;;;;;;;;;;;;;;-1:-1:-1;;1662:232:8;10404:1148;;;1809:4;-1:-1:-1;10404:1148:8;;;;;;;1662:232;10404:1148;;-1:-1:-1;10404:1148:8;;1766:48;1762:126;;1662:232;:::o;1762:126::-;-1:-1:-1;;;;1837:40:8;;;-1:-1:-1;;;;;721:6063:2;;;;10404:1148:8;721:6063:2;10404:1148:8;;1837:40;10404:1148;;1809:4;10404:1148;;;;;;;;;;;;;;;;;;;-1:-1:-1;10404:1148:8;;;;","linkReferences":{}},"methodIdentifiers":{"CANDIDATES_PER_POOL()":"137978c3","MAX_MERKLE_DEPTH()":"043b7587","antToken()":"4ec42e8e","batchLimit()":"474740b1","completedMerklePayments(bytes32)":"cf41319f","completedPayments(bytes32)":"fe3c806e","getCompletedMerklePayment(bytes32)":"34990165","payForMerkleTree(uint8,(bytes32,(address,uint256)[16])[],uint64)":"5460f240","payForQuotes((address,uint256,bytes32)[])":"b6c2141b","verifyPayment((address,uint256,bytes32)[])":"5d847f0d"},"rawMetadata":"{\"compiler\":{\"version\":\"0.8.28+commit.7893614a\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"contract IERC20\",\"name\":\"_antToken\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_batchLimit\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"inputs\":[],\"name\":\"AntTokenNull\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"BatchLimitExceeded\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"internalType\":\"uint8\",\"name\":\"maxDepth\",\"type\":\"uint8\"}],\"name\":\"DepthTooLarge\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"InvalidInputLength\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"winnerPoolHash\",\"type\":\"bytes32\"}],\"name\":\"PaymentAlreadyExists\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"}],\"name\":\"SafeERC20FailedOperation\",\"type\":\"error\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"expected\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"actual\",\"type\":\"uint256\"}],\"name\":\"WrongPoolCount\",\"type\":\"error\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"quoteHash\",\"type\":\"bytes32\"}],\"name\":\"DataPaymentMade\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"winnerPoolHash\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"}],\"name\":\"MerklePaymentMade\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"CANDIDATES_PER_POOL\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_MERKLE_DEPTH\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"antToken\",\"outputs\":[{\"internalType\":\"contract IERC20\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"batchLimit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"completedMerklePayments\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"completedPayments\",\"outputs\":[{\"internalType\":\"bytes16\",\"name\":\"rewardsAddress\",\"type\":\"bytes16\"},{\"internalType\":\"uint128\",\"name\":\"amount\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"winnerHash\",\"type\":\"bytes32\"}],\"name\":\"getCompletedMerklePayment\",\"outputs\":[{\"components\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"},{\"components\":[{\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"internalType\":\"uint8\",\"name\":\"poolIndex\",\"type\":\"uint8\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"internalType\":\"struct PaidNode[]\",\"name\":\"paidNodeAddresses\",\"type\":\"tuple[]\"}],\"internalType\":\"struct CompletedMerklePayment\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"depth\",\"type\":\"uint8\"},{\"components\":[{\"internalType\":\"bytes32\",\"name\":\"poolHash\",\"type\":\"bytes32\"},{\"components\":[{\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"internalType\":\"struct CandidateNode[16]\",\"name\":\"candidates\",\"type\":\"tuple[16]\"}],\"internalType\":\"struct PoolCommitment[]\",\"name\":\"poolCommitments\",\"type\":\"tuple[]\"},{\"internalType\":\"uint64\",\"name\":\"merklePaymentTimestamp\",\"type\":\"uint64\"}],\"name\":\"payForMerkleTree\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"winnerPoolHash\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"components\":[{\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"bytes32\",\"name\":\"quoteHash\",\"type\":\"bytes32\"}],\"internalType\":\"struct DataPayment[]\",\"name\":\"_payments\",\"type\":\"tuple[]\"}],\"name\":\"payForQuotes\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"components\":[{\"internalType\":\"address\",\"name\":\"rewardsAddress\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"bytes32\",\"name\":\"quoteHash\",\"type\":\"bytes32\"}],\"internalType\":\"struct DataPayment[]\",\"name\":\"_payments\",\"type\":\"tuple[]\"}],\"name\":\"verifyPayment\",\"outputs\":[{\"components\":[{\"internalType\":\"bytes32\",\"name\":\"quoteHash\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"amountPaid\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"isValid\",\"type\":\"bool\"}],\"internalType\":\"struct PaymentVerificationResult[]\",\"name\":\"\",\"type\":\"tuple[]\"}],\"stateMutability\":\"view\",\"type\":\"function\"}],\"devdoc\":{\"errors\":{\"SafeERC20FailedOperation(address)\":[{\"details\":\"An operation with an ERC-20 token failed.\"}]},\"kind\":\"dev\",\"methods\":{},\"title\":\"PaymentVaultV2\",\"version\":1},\"userdoc\":{\"events\":{\"MerklePaymentMade(bytes32,uint8,uint256,uint64)\":{\"notice\":\"Emitted when a Merkle batch payment is made\"}},\"kind\":\"user\",\"methods\":{\"CANDIDATES_PER_POOL()\":{\"notice\":\"Number of candidates per pool (fixed)\"},\"MAX_MERKLE_DEPTH()\":{\"notice\":\"Maximum supported Merkle tree depth\"}},\"notice\":\"Unified payment vault for both single-node and merkle batch payments.         No proxy, no Ownable \\u2014 for local Anvil testing.         Nodes calculate their own prices as (chunks_stored / 6000)^2.\",\"version\":1}},\"settings\":{\"compilationTarget\":{\"contracts/PaymentVaultV2.sol\":\"PaymentVaultV2\"},\"evmVersion\":\"cancun\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[\":@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/\",\":@prb/math/=lib/prb-math/\",\":erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/\",\":forge-std/=lib/forge-std/src/\",\":halmos-cheatcodes/=lib/openzeppelin-contracts/lib/halmos-cheatcodes/src/\",\":openzeppelin-contracts/=lib/openzeppelin-contracts/\"],\"viaIR\":true},\"sources\":{\"contracts/IPaymentVaultV2.sol\":{\"keccak256\":\"0x4b4246ed4f9c7cb3d484821e4f9b82acfb3f0d1e95ae3bd64790df6d8ac40863\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://2a5cd4ca0cde103b99f72ef27a9b5456bbd934f5ca11974cc4441328b1bff141\",\"dweb:/ipfs/QmfTkArPacPx5nwHS8f6ygVzDejVmzhyswteE2RupUNkS1\"]},\"contracts/MerklePaymentLib.sol\":{\"keccak256\":\"0x628a074eab87cfd7fbe2f29ff889a0fc97ee74933cd100962fde56fbefd48e83\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://cd817a18a982efef881258a2c1d5caefcef6e5c7466e1a34c4c6698231b0eb9b\",\"dweb:/ipfs/QmbRBbYViT1TxEUnsUpoDPa1YzC57vLfDvLg9Mf95z2WjY\"]},\"contracts/PaymentVaultV2.sol\":{\"keccak256\":\"0xf93009f884aac758031cdf2d4a69caa4d6b08fcea3ab9dfc38462aed05192ce4\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://2a0f30c2a63371353818e218e0d7482c1b0d266dc330c7510d0b95fb8b2bfc0f\",\"dweb:/ipfs/QmeH7m2A3V8Zij22UXcU4XBqAQWTJSjWx7YJpoyEuh9Xt8\"]},\"contracts/Types.sol\":{\"keccak256\":\"0xa0c0268a03fff200e31f99b3ab15dcb7dce9ad162183aaeecffad51a93ed8a43\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://55308d1066e4f1379e66aa23719df23ae94104a9be0383fe7dec990f00897f6d\",\"dweb:/ipfs/QmWNasx7GsPjByWjD49JdwmjnDYMoJiXEEFeekr5w1g1y6\"]},\"lib/openzeppelin-contracts/contracts/interfaces/IERC1363.sol\":{\"keccak256\":\"0xd5ea07362ab630a6a3dee4285a74cf2377044ca2e4be472755ad64d7c5d4b69d\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://da5e832b40fc5c3145d3781e2e5fa60ac2052c9d08af7e300dc8ab80c4343100\",\"dweb:/ipfs/QmTzf7N5ZUdh5raqtzbM11yexiUoLC9z3Ws632MCuycq1d\"]},\"lib/openzeppelin-contracts/contracts/interfaces/IERC165.sol\":{\"keccak256\":\"0x0afcb7e740d1537b252cb2676f600465ce6938398569f09ba1b9ca240dde2dfc\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://1c299900ac4ec268d4570ecef0d697a3013cd11a6eb74e295ee3fbc945056037\",\"dweb:/ipfs/Qmab9owJoxcA7vJT5XNayCMaUR1qxqj1NDzzisduwaJMcZ\"]},\"lib/openzeppelin-contracts/contracts/interfaces/IERC20.sol\":{\"keccak256\":\"0x1a6221315ce0307746c2c4827c125d821ee796c74a676787762f4778671d4f44\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://1bb2332a7ee26dd0b0de9b7fe266749f54820c99ab6a3bcb6f7e6b751d47ee2d\",\"dweb:/ipfs/QmcRWpaBeCYkhy68PR3B4AgD7asuQk7PwkWxrvJbZcikLF\"]},\"lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol\":{\"keccak256\":\"0x74ed01eb66b923d0d0cfe3be84604ac04b76482a55f9dd655e1ef4d367f95bc2\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://5282825a626cfe924e504274b864a652b0023591fa66f06a067b25b51ba9b303\",\"dweb:/ipfs/QmeCfPykghhMc81VJTrHTC7sF6CRvaA1FXVq2pJhwYp1dV\"]},\"lib/openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol\":{\"keccak256\":\"0x304d732678032a9781ae85c8f204c8fba3d3a5e31c02616964e75cfdc5049098\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://299ced486011781dc98f638059678323c03079fefae1482abaa2135b22fa92d0\",\"dweb:/ipfs/QmbZNbcPTBxNvwChavN2kkZZs7xHhYL7mv51KrxMhsMs3j\"]},\"lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol\":{\"keccak256\":\"0x8891738ffe910f0cf2da09566928589bf5d63f4524dd734fd9cedbac3274dd5c\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://971f954442df5c2ef5b5ebf1eb245d7105d9fbacc7386ee5c796df1d45b21617\",\"dweb:/ipfs/QmadRjHbkicwqwwh61raUEapaVEtaLMcYbQZWs9gUkgj3u\"]}},\"version\":1}","metadata":{"compiler":{"version":"0.8.28+commit.7893614a"},"language":"Solidity","output":{"abi":[{"inputs":[{"internalType":"contract IERC20","name":"_antToken","type":"address"},{"internalType":"uint256","name":"_batchLimit","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"type":"error","name":"AntTokenNull"},{"inputs":[],"type":"error","name":"BatchLimitExceeded"},{"inputs":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"uint8","name":"maxDepth","type":"uint8"}],"type":"error","name":"DepthTooLarge"},{"inputs":[],"type":"error","name":"InvalidInputLength"},{"inputs":[{"internalType":"bytes32","name":"winnerPoolHash","type":"bytes32"}],"type":"error","name":"PaymentAlreadyExists"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"type":"error","name":"SafeERC20FailedOperation"},{"inputs":[{"internalType":"uint256","name":"expected","type":"uint256"},{"internalType":"uint256","name":"actual","type":"uint256"}],"type":"error","name":"WrongPoolCount"},{"inputs":[{"internalType":"address","name":"rewardsAddress","type":"address","indexed":true},{"internalType":"uint256","name":"amount","type":"uint256","indexed":true},{"internalType":"bytes32","name":"quoteHash","type":"bytes32","indexed":true}],"type":"event","name":"DataPaymentMade","anonymous":false},{"inputs":[{"internalType":"bytes32","name":"winnerPoolHash","type":"bytes32","indexed":true},{"internalType":"uint8","name":"depth","type":"uint8","indexed":false},{"internalType":"uint256","name":"totalAmount","type":"uint256","indexed":false},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64","indexed":false}],"type":"event","name":"MerklePaymentMade","anonymous":false},{"inputs":[],"stateMutability":"view","type":"function","name":"CANDIDATES_PER_POOL","outputs":[{"internalType":"uint8","name":"","type":"uint8"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"MAX_MERKLE_DEPTH","outputs":[{"internalType":"uint8","name":"","type":"uint8"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"antToken","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}]},{"inputs":[],"stateMutability":"view","type":"function","name":"batchLimit","outputs":[{"internalType":"uint256","name":"","type":"uint256"}]},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function","name":"completedMerklePayments","outputs":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64"}]},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function","name":"completedPayments","outputs":[{"internalType":"bytes16","name":"rewardsAddress","type":"bytes16"},{"internalType":"uint128","name":"amount","type":"uint128"}]},{"inputs":[{"internalType":"bytes32","name":"winnerHash","type":"bytes32"}],"stateMutability":"view","type":"function","name":"getCompletedMerklePayment","outputs":[{"internalType":"struct CompletedMerklePayment","name":"","type":"tuple","components":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64"},{"internalType":"struct PaidNode[]","name":"paidNodeAddresses","type":"tuple[]","components":[{"internalType":"address","name":"rewardsAddress","type":"address"},{"internalType":"uint8","name":"poolIndex","type":"uint8"},{"internalType":"uint256","name":"amount","type":"uint256"}]}]}]},{"inputs":[{"internalType":"uint8","name":"depth","type":"uint8"},{"internalType":"struct PoolCommitment[]","name":"poolCommitments","type":"tuple[]","components":[{"internalType":"bytes32","name":"poolHash","type":"bytes32"},{"internalType":"struct CandidateNode[16]","name":"candidates","type":"tuple[16]","components":[{"internalType":"address","name":"rewardsAddress","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}]}]},{"internalType":"uint64","name":"merklePaymentTimestamp","type":"uint64"}],"stateMutability":"nonpayable","type":"function","name":"payForMerkleTree","outputs":[{"internalType":"bytes32","name":"winnerPoolHash","type":"bytes32"},{"internalType":"uint256","name":"totalAmount","type":"uint256"}]},{"inputs":[{"internalType":"struct DataPayment[]","name":"_payments","type":"tuple[]","components":[{"internalType":"address","name":"rewardsAddress","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes32","name":"quoteHash","type":"bytes32"}]}],"stateMutability":"nonpayable","type":"function","name":"payForQuotes"},{"inputs":[{"internalType":"struct DataPayment[]","name":"_payments","type":"tuple[]","components":[{"internalType":"address","name":"rewardsAddress","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes32","name":"quoteHash","type":"bytes32"}]}],"stateMutability":"view","type":"function","name":"verifyPayment","outputs":[{"internalType":"struct PaymentVerificationResult[]","name":"","type":"tuple[]","components":[{"internalType":"bytes32","name":"quoteHash","type":"bytes32"},{"internalType":"uint256","name":"amountPaid","type":"uint256"},{"internalType":"bool","name":"isValid","type":"bool"}]}]}],"devdoc":{"kind":"dev","methods":{},"version":1},"userdoc":{"kind":"user","methods":{"CANDIDATES_PER_POOL()":{"notice":"Number of candidates per pool (fixed)"},"MAX_MERKLE_DEPTH()":{"notice":"Maximum supported Merkle tree depth"}},"version":1}},"settings":{"remappings":["@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/","@prb/math/=lib/prb-math/","erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/","forge-std/=lib/forge-std/src/","halmos-cheatcodes/=lib/openzeppelin-contracts/lib/halmos-cheatcodes/src/","openzeppelin-contracts/=lib/openzeppelin-contracts/"],"optimizer":{"enabled":true,"runs":200},"metadata":{"bytecodeHash":"ipfs"},"compilationTarget":{"contracts/PaymentVaultV2.sol":"PaymentVaultV2"},"evmVersion":"cancun","libraries":{},"viaIR":true},"sources":{"contracts/IPaymentVaultV2.sol":{"keccak256":"0x4b4246ed4f9c7cb3d484821e4f9b82acfb3f0d1e95ae3bd64790df6d8ac40863","urls":["bzz-raw://2a5cd4ca0cde103b99f72ef27a9b5456bbd934f5ca11974cc4441328b1bff141","dweb:/ipfs/QmfTkArPacPx5nwHS8f6ygVzDejVmzhyswteE2RupUNkS1"],"license":"MIT"},"contracts/MerklePaymentLib.sol":{"keccak256":"0x628a074eab87cfd7fbe2f29ff889a0fc97ee74933cd100962fde56fbefd48e83","urls":["bzz-raw://cd817a18a982efef881258a2c1d5caefcef6e5c7466e1a34c4c6698231b0eb9b","dweb:/ipfs/QmbRBbYViT1TxEUnsUpoDPa1YzC57vLfDvLg9Mf95z2WjY"],"license":"MIT"},"contracts/PaymentVaultV2.sol":{"keccak256":"0xf93009f884aac758031cdf2d4a69caa4d6b08fcea3ab9dfc38462aed05192ce4","urls":["bzz-raw://2a0f30c2a63371353818e218e0d7482c1b0d266dc330c7510d0b95fb8b2bfc0f","dweb:/ipfs/QmeH7m2A3V8Zij22UXcU4XBqAQWTJSjWx7YJpoyEuh9Xt8"],"license":"MIT"},"contracts/Types.sol":{"keccak256":"0xa0c0268a03fff200e31f99b3ab15dcb7dce9ad162183aaeecffad51a93ed8a43","urls":["bzz-raw://55308d1066e4f1379e66aa23719df23ae94104a9be0383fe7dec990f00897f6d","dweb:/ipfs/QmWNasx7GsPjByWjD49JdwmjnDYMoJiXEEFeekr5w1g1y6"],"license":"MIT"},"lib/openzeppelin-contracts/contracts/interfaces/IERC1363.sol":{"keccak256":"0xd5ea07362ab630a6a3dee4285a74cf2377044ca2e4be472755ad64d7c5d4b69d","urls":["bzz-raw://da5e832b40fc5c3145d3781e2e5fa60ac2052c9d08af7e300dc8ab80c4343100","dweb:/ipfs/QmTzf7N5ZUdh5raqtzbM11yexiUoLC9z3Ws632MCuycq1d"],"license":"MIT"},"lib/openzeppelin-contracts/contracts/interfaces/IERC165.sol":{"keccak256":"0x0afcb7e740d1537b252cb2676f600465ce6938398569f09ba1b9ca240dde2dfc","urls":["bzz-raw://1c299900ac4ec268d4570ecef0d697a3013cd11a6eb74e295ee3fbc945056037","dweb:/ipfs/Qmab9owJoxcA7vJT5XNayCMaUR1qxqj1NDzzisduwaJMcZ"],"license":"MIT"},"lib/openzeppelin-contracts/contracts/interfaces/IERC20.sol":{"keccak256":"0x1a6221315ce0307746c2c4827c125d821ee796c74a676787762f4778671d4f44","urls":["bzz-raw://1bb2332a7ee26dd0b0de9b7fe266749f54820c99ab6a3bcb6f7e6b751d47ee2d","dweb:/ipfs/QmcRWpaBeCYkhy68PR3B4AgD7asuQk7PwkWxrvJbZcikLF"],"license":"MIT"},"lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol":{"keccak256":"0x74ed01eb66b923d0d0cfe3be84604ac04b76482a55f9dd655e1ef4d367f95bc2","urls":["bzz-raw://5282825a626cfe924e504274b864a652b0023591fa66f06a067b25b51ba9b303","dweb:/ipfs/QmeCfPykghhMc81VJTrHTC7sF6CRvaA1FXVq2pJhwYp1dV"],"license":"MIT"},"lib/openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol":{"keccak256":"0x304d732678032a9781ae85c8f204c8fba3d3a5e31c02616964e75cfdc5049098","urls":["bzz-raw://299ced486011781dc98f638059678323c03079fefae1482abaa2135b22fa92d0","dweb:/ipfs/QmbZNbcPTBxNvwChavN2kkZZs7xHhYL7mv51KrxMhsMs3j"],"license":"MIT"},"lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol":{"keccak256":"0x8891738ffe910f0cf2da09566928589bf5d63f4524dd734fd9cedbac3274dd5c","urls":["bzz-raw://971f954442df5c2ef5b5ebf1eb245d7105d9fbacc7386ee5c796df1d45b21617","dweb:/ipfs/QmadRjHbkicwqwwh61raUEapaVEtaLMcYbQZWs9gUkgj3u"],"license":"MIT"}},"version":1},"id":2}
\ No newline at end of file
diff --git a/contracts/IMerklePaymentVault.sol b/contracts/IMerklePaymentVault.sol
deleted file mode 100644
index ce90956..0000000
--- a/contracts/IMerklePaymentVault.sol
+++ /dev/null
@@ -1,220 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0
-pragma solidity ^0.8.20;
-
-import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
-
-/// @title IMerklePaymentVault
-/// @notice Interface for the Merkle Batch Payment Vault
-/// @dev Handles batch payments for Merkle tree storage where multiple data chunks
-///      are paid for in a single transaction using a fair median pricing mechanism
-interface IMerklePaymentVault {
-    // ============ Types ============
-
-    struct MerklePayment {
-        uint256 treeDepth;
-        uint256 amount;
-        uint256 paymentTstamp;
-        address[] recipients;
-    }
-
-    struct DataPayment {
-        address rewardsAddress;
-        uint256 amount;
-        bytes32 quoteHash;
-    }
-
-    struct Payment {
-        bytes16 rewardsAddress;
-        uint128 amount;
-    }
-
-    /// @notice Types of data that can be stored
-    enum DataType {
-        GraphEntry,
-        Scratchpad,
-        Chunk,
-        Pointer
-    }
-
-    /// @notice Record count per data type
-    struct Record {
-        DataType dataType;
-        uint256 records;
-    }
-
-    /// @notice Quoting metrics provided by candidate nodes
-    struct QuotingMetrics {
-        DataType dataType;
-        uint256 closeRecordsStored;
-        Record[] recordsPerType;
-    }
-
-    /// @notice One candidate node with its metrics
-    struct CandidateNode {
-        address rewardsAddress;
-        QuotingMetrics metrics;
-    }
-
-    /// @notice Pool commitment with 16 candidates
-    struct PoolCommitment {
-        bytes32 poolHash; // Cryptographic commitment to full pool data
-        CandidateNode[16] candidates; // Fixed size: always 16
-    }
-
-    /// @notice Packed candidate node for compact calldata (v2)
-    /// @dev dataTypeAndTotalCostUnit packs (totalCostUnit << 8) | dataType
-    struct CandidateNodePacked {
-        address rewardsAddress;
-        uint256 dataTypeAndTotalCostUnit;
-    }
-
-    /// @notice Packed pool commitment with 16 packed candidates (v2)
-    struct PoolCommitmentPacked {
-        bytes32 poolHash; // Cryptographic commitment to full pool data
-        CandidateNodePacked[16] candidates; // Fixed size: always 16
-    }
-
-    /// @notice Individual paid node record
-    struct PaidNode {
-        address rewardsAddress;
-        uint8 poolIndex; // Index in winner pool (0-15)
-    }
-
-    /// @notice Payment information stored on-chain
-    struct PaymentInfo {
-        uint8 depth; // Merkle tree depth
-        uint64 merklePaymentTimestamp; // Payment timestamp
-        PaidNode[] paidNodeAddresses; // List of paid nodes
-    }
-
-    struct CostUnit {
-        uint256 costUnit;
-        uint256 costUnitMax;
-    }
-
-    struct PaymentVerification {
-        QuotingMetrics metrics;
-        DataPayment dataPayment;
-    }
-
-    struct PaymentVerificationResult {
-        bytes32 quoteHash;
-        uint256 amountPaid;
-        bool isValid;
-    }
-
-    // ============ Events ============
-
-    /// @notice Emitted when a Merkle batch payment is made
-    /// @param winnerPoolHash Hash of the selected winner pool
-    /// @param depth Tree depth
-    /// @param totalAmount Total tokens paid to winners
-    /// @param merklePaymentTimestamp Client-provided timestamp
-    event MerklePaymentMade(
-        bytes32 indexed winnerPoolHash, uint8 depth, uint256 totalAmount, uint64 merklePaymentTimestamp
-    );
-
-    /// @notice Emitted when a data payment is made (legacy event)
-    /// @param root Merkle root
-    /// @param treeDepth Tree depth
-    /// @param amount Payment amount
-    event DataPaymentMade(bytes32 indexed root, uint256 indexed treeDepth, uint256 indexed amount);
-
-    // ============ Errors ============
-
-    error InvalidRoot();
-
-    error RootAlreadyPaid();
-
-    error InvalidAmount();
-
-    error InvalidTreeDepth();
-
-    error InvalidRecipientsCount();
-
-    error AntTokenNull();
-    error BatchLimitExceeded();
-
-    error InvalidInputLength();
-
-    error PriceFeedNull();
-
-    error InvalidChainlinkPrice();
-
-    error SequencerDown();
-    error GracePeriodNotOver();
-
-    error InvalidQuoteHash();
-
-    error DepthTooLarge(uint8 depth, uint8 max);
-
-    error WrongPoolCount(uint256 expected, uint256 got);
-
-    error PaymentAlreadyExists(bytes32 poolHash);
-
-    error PaymentNotFound(bytes32 poolHash);
-
-    error WrongCandidateCount(uint256 poolIdx, uint256 expected, uint256 got);
-
-    // ============ View Functions ============
-
-    /// @notice Returns the ANT token contract address
-    /// @return The IERC20 token contract
-    function antToken() external view returns (IERC20);
-
-    /// @notice Returns payment info for a winner pool hash
-    /// @param winnerPoolHash Hash of the winner pool
-    /// @return depth Tree depth
-    /// @return merklePaymentTimestamp Payment timestamp
-    function payments(bytes32 winnerPoolHash) external view returns (uint8 depth, uint64 merklePaymentTimestamp);
-
-    /// @notice Maximum supported Merkle tree depth
-    /// @return Maximum depth value
-    function MAX_MERKLE_DEPTH() external view returns (uint8);
-
-    /// @notice Number of candidates per pool
-    /// @return Number of candidates (always 16)
-    function CANDIDATES_PER_POOL() external view returns (uint8);
-
-    /// @notice Get payment info by winner pool hash
-    /// @param winnerPoolHash Hash returned from payForMerkleTree
-    /// @return info Payment information stored on-chain
-    function getPaymentInfo(bytes32 winnerPoolHash) external view returns (PaymentInfo memory info);
-
-    /// @notice Estimate the cost of a Merkle tree payment without executing it
-    /// @dev This is a view function (0 gas) that runs the same pricing logic as
-    ///      payForMerkleTree but returns only the estimated cost
-    /// @param depth Tree depth (determines number of nodes paid)
-    /// @param poolCommitments Array of pool commitments (2^ceil(depth/2))
-    /// @param merklePaymentTimestamp Client-provided timestamp
-    /// @return totalAmount Estimated total tokens that would be paid
-    function estimateMerkleTreeCost(
-        uint8 depth,
-        PoolCommitment[] calldata poolCommitments,
-        uint64 merklePaymentTimestamp
-    ) external view returns (uint256 totalAmount);
-
-    // ============ State-Changing Functions ============
-
-    /// @notice Pay for Merkle tree batch
-    /// @param depth Tree depth (determines number of nodes paid)
-    /// @param poolCommitments Array of pool commitments (2^ceil(depth/2))
-    /// @param merklePaymentTimestamp Client-provided timestamp
-    /// @return winnerPoolHash Hash of selected winner pool
-    /// @return totalAmount Total tokens paid to winners
-    function payForMerkleTree(uint8 depth, PoolCommitment[] calldata poolCommitments, uint64 merklePaymentTimestamp)
-    external
-    returns (bytes32 winnerPoolHash, uint256 totalAmount);
-
-    /// @notice Pay for Merkle tree batch using packed calldata (v2)
-    /// @dev Uses packed data structures for smaller calldata and lower gas costs.
-    ///      The dataTypeAndTotalCostUnit field packs (totalCostUnit << 8) | dataType.
-    /// @param depth Tree depth (determines number of nodes paid)
-    /// @param poolCommitments Array of packed pool commitments (2^ceil(depth/2))
-    /// @param merklePaymentTimestamp Client-provided timestamp
-    /// @return winnerPoolHash Hash of selected winner pool
-    /// @return totalAmount Total tokens paid to winners
-    function payForMerkleTree2(uint8 depth, PoolCommitmentPacked[] calldata poolCommitments, uint64 merklePaymentTimestamp)
-    external
-    returns (bytes32 winnerPoolHash, uint256 totalAmount);
-}
diff --git a/contracts/IPaymentVaultV2.sol b/contracts/IPaymentVaultV2.sol
new file mode 100644
index 0000000..27c5792
--- /dev/null
+++ b/contracts/IPaymentVaultV2.sol
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import {
+    PoolCommitment,
+    DataPayment,
+    PaymentVerificationResult
+} from "./Types.sol";
+
+interface IPaymentVaultV2 {
+    error AntTokenNull();
+    error BatchLimitExceeded();
+    error InvalidInputLength();
+    error DepthTooLarge(uint8 depth, uint8 maxDepth);
+    error WrongPoolCount(uint256 expected, uint256 actual);
+    error PaymentAlreadyExists(bytes32 winnerPoolHash);
+
+    event DataPaymentMade(
+        address indexed rewardsAddress,
+        uint256 indexed amount,
+        bytes32 indexed quoteHash
+    );
+
+    /// Emitted when a Merkle batch payment is made
+    event MerklePaymentMade(
+        bytes32 indexed winnerPoolHash,
+        uint8 depth,
+        uint256 totalAmount,
+        uint64 merklePaymentTimestamp
+    );
+
+    function payForMerkleTree(
+        uint8 depth,
+        PoolCommitment[] calldata poolCommitments,
+        uint64 merklePaymentTimestamp
+    ) external returns (bytes32 winnerPoolHash, uint256 totalAmount);
+
+    function payForQuotes(DataPayment[] calldata _payments) external;
+
+    function verifyPayment(
+        DataPayment[] calldata _payments
+    ) external view returns (PaymentVerificationResult[] memory);
+}
diff --git a/contracts/MerklePaymentLib.sol b/contracts/MerklePaymentLib.sol
new file mode 100644
index 0000000..0b11472
--- /dev/null
+++ b/contracts/MerklePaymentLib.sol
@@ -0,0 +1,101 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+library MerklePaymentLib {
+    /// Calculate expected number of reward pools: 2^ceil(depth/2)
+    function expectedRewardPools(uint8 depth) internal pure returns (uint256) {
+        uint8 halfDepth = (depth + 1) / 2; // ceil division
+        return 1 << halfDepth; // 2^halfDepth
+    }
+
+    /// Select winner pool using deterministic pseudo-randomness
+    function selectWinnerPool(
+        uint256 poolCount,
+        address sender,
+        uint64 timestamp
+    ) internal view returns (uint256) {
+        bytes32 seed = keccak256(
+            abi.encodePacked(
+                block.prevrandao,
+                block.timestamp,
+                sender,
+                timestamp
+            )
+        );
+        return uint256(seed) % poolCount;
+    }
+
+    function selectWinnerNodes(
+        uint8 depth,
+        bytes32 poolHash,
+        uint64 timestamp
+    ) internal view returns (uint8[] memory) {
+        uint8[] memory winners = new uint8[](depth);
+        uint8[16] memory indices = [
+            0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+        ];
+
+        bytes32 seed = keccak256(
+            abi.encodePacked(block.prevrandao, poolHash, timestamp)
+        );
+
+        uint8 byteIndex = 0;
+
+        for (uint8 i = 0; i < depth; ++i) {
+            // Expand seed only when we run out of bytes
+            if (byteIndex == 32) {
+                seed = keccak256(abi.encodePacked(seed));
+                byteIndex = 0;
+            }
+
+            // Use a single byte as random number
+            uint8 rnd = uint8(seed[byteIndex++]);
+
+            uint8 j = uint8(i + (rnd % (16 - i)));
+
+            // swap
+            (indices[i], indices[j]) = (indices[j], indices[i]);
+
+            winners[i] = indices[i];
+        }
+
+        return winners;
+    }
+
+    function median16(uint256[16] memory a) internal pure returns (uint256) {
+        uint256 left = 0;
+        uint256 right = 15; // fixed length - 1
+        uint256 k = 8; // median index for 16 elements
+
+        while (true) {
+            uint256 pivot = a[(left + right) >> 1];
+            uint256 i = left;
+            uint256 j = right;
+
+            // Partition
+            while (i <= j) {
+                while (a[i] < pivot) i++;
+
+                while (pivot < a[j]) j--;
+
+                if (i <= j) {
+                    (a[i], a[j]) = (a[j], a[i]);
+                    unchecked {
+                        i++;
+                        j--;
+                    }
+                }
+            }
+
+            // Narrow search region
+            if (k <= j) {
+                right = j;
+            } else if (i <= k) {
+                left = i;
+            } else {
+                return a[k];
+            }
+        }
+        revert();
+    }
+}
diff --git a/contracts/MerklePaymentVault.sol b/contracts/MerklePaymentVault.sol
deleted file mode 100644
index 1aedabd..0000000
--- a/contracts/MerklePaymentVault.sol
+++ /dev/null
@@ -1,493 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0
-pragma solidity ^0.8.20;
-
-import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
-import "@prb/math/src/SD59x18.sol";
-import "./IMerklePaymentVault.sol";
-
-/// Merkle Batch Payment Vault
-///
-/// Handles batch payments for Merkle tree storage where multiple data chunks
-/// are paid for in a single transaction. Uses a fair median pricing mechanism
-/// based on candidate node metrics.
-contract MerklePaymentVault is IMerklePaymentVault {
-    // ============ State ============
-
-    /// ANT token contract
-    IERC20 public immutable override antToken;
-
-    /// Payment info indexed by winner pool hash
-    mapping(bytes32 => PaymentInfo) public override payments;
-
-    /// Maximum supported Merkle tree depth
-    uint8 public constant override MAX_MERKLE_DEPTH = 12;
-
-    /// Number of candidates per pool (fixed)
-    uint8 public constant override CANDIDATES_PER_POOL = 16;
-
-    // ============ Pricing Constants ============
-
-    /// Precision for fixed-point calculations (1e18)
-    uint256 public constant PRECISION = 1e18;
-
-    /// Constant ANT price for local testnet (1e18)
-    /// In production, this would be fetched from Chainlink
-    uint256 public constant ANT_PRICE = 1e18;
-
-    /// Scaling factor for the pricing formula
-    uint256 public scalingFactor = 1e18;
-
-    /// Minimum price floor (3 to match regular payment baseline)
-    uint256 public minPrice = 3;
-
-    /// Maximum cost unit for capacity calculation
-    uint256 public maxCostUnit = 1e24;
-
-    /// Cost unit per data type
-    mapping(DataType => uint256) public costUnitPerDataType;
-
-    // ============ Constructor ============
-
-    constructor(address _antToken) {
-        require(_antToken != address(0), "Invalid token address");
-        antToken = IERC20(_antToken);
-
-        // Initialize cost units per data type (matching prod contract)
-        costUnitPerDataType[DataType.GraphEntry] = 1;
-        costUnitPerDataType[DataType.Scratchpad] = 100;
-        costUnitPerDataType[DataType.Chunk] = 10;
-        costUnitPerDataType[DataType.Pointer] = 20;
-    }
-
-    // ============ Main Functions ============
-
-    /// Pay for Merkle tree batch
-    ///
-    /// @param depth Tree depth (determines number of nodes paid)
-    /// @param poolCommitments Array of pool commitments (2^ceil(depth/2))
-    /// @param merklePaymentTimestamp Client-provided timestamp
-    /// @return winnerPoolHash Hash of selected winner pool
-    /// @return totalAmount Total tokens paid to winners
-    function payForMerkleTree(uint8 depth, PoolCommitment[] calldata poolCommitments, uint64 merklePaymentTimestamp)
-    external
-    override
-    returns (bytes32 winnerPoolHash, uint256 totalAmount)
-    {
-        // Validate depth
-        if (depth > MAX_MERKLE_DEPTH) {
-            revert DepthTooLarge(depth, MAX_MERKLE_DEPTH);
-        }
-
-        // Validate pool count: 2^ceil(depth/2)
-        uint256 expectedPools = _expectedRewardPools(depth);
-        if (poolCommitments.length != expectedPools) {
-            revert WrongPoolCount(expectedPools, poolCommitments.length);
-        }
-
-        // Validate each pool has exactly CANDIDATES_PER_POOL candidates
-        for (uint256 i = 0; i < poolCommitments.length; i++) {
-            if (poolCommitments[i].candidates.length != CANDIDATES_PER_POOL) {
-                revert WrongCandidateCount(i, CANDIDATES_PER_POOL, poolCommitments[i].candidates.length);
-            }
-        }
-
-        // Select winner pool deterministically
-        uint256 winnerPoolIdx = _selectWinnerPool(poolCommitments.length, msg.sender, merklePaymentTimestamp);
-        PoolCommitment calldata winnerPool = poolCommitments[winnerPoolIdx];
-        winnerPoolHash = winnerPool.poolHash;
-
-        // Check if payment already exists for this pool
-        if (payments[winnerPoolHash].depth != 0) {
-            revert PaymentAlreadyExists(winnerPoolHash);
-        }
-
-        // Calculate median price from all CANDIDATES_PER_POOL candidates
-        uint256 medianPrice = _calculateMedianPrice(winnerPool.candidates);
-        uint256 numChunks = 1 << depth; // 2^depth chunks in the merkle tree
-        totalAmount = medianPrice * numChunks;
-
-        // Select depth winner nodes from pool
-        uint8[] memory winnerIndices = _selectWinnerNodes(depth, winnerPoolHash, merklePaymentTimestamp);
-
-        // Initialize storage for payment info
-        PaymentInfo storage info = payments[winnerPoolHash];
-        info.depth = depth;
-        info.merklePaymentTimestamp = merklePaymentTimestamp;
-
-        // Transfer tokens to winners and store payment records
-        // depth winners share the total amount (each gets totalAmount/depth)
-        uint256 amountPerNode = totalAmount / depth;
-        for (uint256 i = 0; i < depth; i++) {
-            uint8 nodeIdx = winnerIndices[i];
-            address rewardsAddress = winnerPool.candidates[nodeIdx].rewardsAddress;
-
-            // Transfer tokens to winner
-            antToken.transferFrom(msg.sender, rewardsAddress, amountPerNode);
-
-            // Store paid node info
-            info.paidNodeAddresses.push(PaidNode({rewardsAddress: rewardsAddress, poolIndex: nodeIdx}));
-        }
-
-        emit MerklePaymentMade(winnerPoolHash, depth, totalAmount, merklePaymentTimestamp);
-
-        return (winnerPoolHash, totalAmount);
-    }
-
-    /// Pay for Merkle tree batch using packed calldata (v2)
-    ///
-    /// Uses packed data structures where each candidate's data type and total cost unit
-    /// are encoded into a single uint256 for smaller calldata and lower gas costs.
-    ///
-    /// @param depth Tree depth (determines number of nodes paid)
-    /// @param poolCommitments Array of packed pool commitments (2^ceil(depth/2))
-    /// @param merklePaymentTimestamp Client-provided timestamp
-    /// @return winnerPoolHash Hash of selected winner pool
-    /// @return totalAmount Total tokens paid to winners
-    function payForMerkleTree2(uint8 depth, PoolCommitmentPacked[] calldata poolCommitments, uint64 merklePaymentTimestamp)
-    external
-    override
-    returns (bytes32 winnerPoolHash, uint256 totalAmount)
-    {
-        // Validate depth
-        if (depth > MAX_MERKLE_DEPTH) {
-            revert DepthTooLarge(depth, MAX_MERKLE_DEPTH);
-        }
-
-        // Validate pool count: 2^ceil(depth/2)
-        uint256 expectedPools = _expectedRewardPools(depth);
-        if (poolCommitments.length != expectedPools) {
-            revert WrongPoolCount(expectedPools, poolCommitments.length);
-        }
-
-        // Select winner pool deterministically
-        uint256 winnerPoolIdx = _selectWinnerPool(poolCommitments.length, msg.sender, merklePaymentTimestamp);
-        PoolCommitmentPacked calldata winnerPool = poolCommitments[winnerPoolIdx];
-        winnerPoolHash = winnerPool.poolHash;
-
-        // Check if payment already exists for this pool
-        if (payments[winnerPoolHash].depth != 0) {
-            revert PaymentAlreadyExists(winnerPoolHash);
-        }
-
-        // Calculate median price from all CANDIDATES_PER_POOL packed candidates
-        uint256 medianPrice = _calculateMedianPricePacked(winnerPool.candidates);
-        uint256 numChunks = 1 << depth; // 2^depth chunks in the merkle tree
-        totalAmount = medianPrice * numChunks;
-
-        // Select depth winner nodes from pool
-        uint8[] memory winnerIndices = _selectWinnerNodes(depth, winnerPoolHash, merklePaymentTimestamp);
-
-        // Initialize storage for payment info
-        PaymentInfo storage info = payments[winnerPoolHash];
-        info.depth = depth;
-        info.merklePaymentTimestamp = merklePaymentTimestamp;
-
-        // Transfer tokens to winners and store payment records
-        // depth winners share the total amount (each gets totalAmount/depth)
-        uint256 amountPerNode = totalAmount / depth;
-        for (uint256 i = 0; i < depth; i++) {
-            uint8 nodeIdx = winnerIndices[i];
-            address rewardsAddress = winnerPool.candidates[nodeIdx].rewardsAddress;
-
-            // Transfer tokens to winner
-            antToken.transferFrom(msg.sender, rewardsAddress, amountPerNode);
-
-            // Store paid node info
-            info.paidNodeAddresses.push(PaidNode({rewardsAddress: rewardsAddress, poolIndex: nodeIdx}));
-        }
-
-        emit MerklePaymentMade(winnerPoolHash, depth, totalAmount, merklePaymentTimestamp);
-
-        return (winnerPoolHash, totalAmount);
-    }
-
-    /// Estimate the cost of a Merkle tree payment without executing it
-    ///
-    /// This is a view function (0 gas) that runs the same pricing logic as
-    /// payForMerkleTree but returns only the estimated cost without executing payment.
-    ///
-    /// @param depth Tree depth (determines number of nodes paid)
-    /// @param poolCommitments Array of pool commitments (2^ceil(depth/2))
-    /// @param merklePaymentTimestamp Client-provided timestamp
-    /// @return totalAmount Estimated total tokens that would be paid
-    function estimateMerkleTreeCost(
-        uint8 depth,
-        PoolCommitment[] calldata poolCommitments,
-        uint64 merklePaymentTimestamp
-    ) external view override returns (uint256 totalAmount) {
-        // Validate depth
-        if (depth > MAX_MERKLE_DEPTH) {
-            revert DepthTooLarge(depth, MAX_MERKLE_DEPTH);
-        }
-
-        // Validate pool count: 2^ceil(depth/2)
-        uint256 expectedPools = _expectedRewardPools(depth);
-        if (poolCommitments.length != expectedPools) {
-            revert WrongPoolCount(expectedPools, poolCommitments.length);
-        }
-
-        // Validate each pool has exactly CANDIDATES_PER_POOL candidates
-        for (uint256 i = 0; i < poolCommitments.length; i++) {
-            if (poolCommitments[i].candidates.length != CANDIDATES_PER_POOL) {
-                revert WrongCandidateCount(i, CANDIDATES_PER_POOL, poolCommitments[i].candidates.length);
-            }
-        }
-
-        // Select winner pool deterministically (same logic as payForMerkleTree)
-        uint256 winnerPoolIdx = _selectWinnerPool(poolCommitments.length, msg.sender, merklePaymentTimestamp);
-        PoolCommitment calldata winnerPool = poolCommitments[winnerPoolIdx];
-
-        // Calculate median price from all CANDIDATES_PER_POOL candidates
-        uint256 medianPrice = _calculateMedianPrice(winnerPool.candidates);
-        uint256 numChunks = 1 << depth; // 2^depth chunks in the merkle tree
-        totalAmount = medianPrice * numChunks;
-
-        return totalAmount;
-    }
-
-    /// Get payment info by winner pool hash
-    ///
-    /// @param winnerPoolHash Hash returned from payForMerkleTree
-    /// @return info Payment information stored on-chain
-    function getPaymentInfo(bytes32 winnerPoolHash) external view override returns (PaymentInfo memory info) {
-        info = payments[winnerPoolHash];
-        if (info.depth == 0) {
-            revert PaymentNotFound(winnerPoolHash);
-        }
-        return info;
-    }
-
-    // ============ Internal Functions ============
-
-    /// Calculate expected number of reward pools: 2^ceil(depth/2)
-    function _expectedRewardPools(uint8 depth) internal pure returns (uint256) {
-        uint8 halfDepth = (depth + 1) / 2; // ceil division
-        return 1 << halfDepth; // 2^halfDepth
-    }
-
-    /// Select winner pool using deterministic pseudo-randomness
-    function _selectWinnerPool(uint256 poolCount, address sender, uint64 timestamp) internal view returns (uint256) {
-        bytes32 seed = keccak256(abi.encodePacked(block.prevrandao, block.timestamp, sender, timestamp));
-        return uint256(seed) % poolCount;
-    }
-
-    /// Calculate median price from CANDIDATES_PER_POOL packed candidate quotes (v2)
-    function _calculateMedianPricePacked(CandidateNodePacked[16] calldata candidates) internal view returns (uint256) {
-        // Get quote for each candidate
-        uint256[16] memory quotes;
-        for (uint256 i = 0; i < 16; i++) {
-            quotes[i] = _getQuotePacked(candidates[i].dataTypeAndTotalCostUnit);
-        }
-
-        // Sort quotes
-        _sortQuotes(quotes);
-
-        // Return median (average of 8th and 9th elements, 0-indexed: [7] and [8])
-        return (quotes[7] + quotes[8]) / 2;
-    }
-
-    /// Calculate quote for a single node from packed data (v2)
-    ///
-    /// Unpacks the dataTypeAndTotalCostUnit field and applies the same pricing formula as _getQuote.
-    /// Format: packed = (totalCostUnit << 8) | dataType
-    function _getQuotePacked(uint256 dataTypeAndTotalCostUnit) internal view returns (uint256) {
-        // Unpack: dataType is lower 8 bits, totalCostUnit is upper bits
-        DataType dataType = DataType(uint8(dataTypeAndTotalCostUnit & 0xFF));
-        uint256 totalCostUnit = dataTypeAndTotalCostUnit >> 8;
-
-        uint256 lowerBound = _getBound(totalCostUnit);
-        uint256 upperBound = _getBound(totalCostUnit + costUnitPerDataType[dataType]);
-
-        // Edge cases: if bounds are equal or at precision, return minPrice
-        if (lowerBound == upperBound || lowerBound == PRECISION || upperBound == PRECISION) {
-            return minPrice;
-        }
-
-        // Calculate |rUpper - 1| and |rLower - 1| for logarithm
-        uint256 upperDiff = _absDiff(upperBound, PRECISION);
-        uint256 lowerDiff = _absDiff(lowerBound, PRECISION);
-
-        // Avoid log(0) - return minPrice if either diff is 0
-        if (upperDiff == 0 || lowerDiff == 0) {
-            return minPrice;
-        }
-
-        // Calculate ln|rUpper - 1| - ln|rLower - 1| using PRB Math
-        int256 logUpper = _calculateLn(upperDiff);
-        int256 logLower = _calculateLn(lowerDiff);
-        int256 logDiff = logUpper - logLower;
-
-        // Calculate linear part: rUpper - rLower
-        uint256 linearPart = _absDiff(upperBound, lowerBound);
-
-        // Formula components:
-        // partOne = (-s/ANT) * logDiff
-        // partTwo = pMin * linearPart / PRECISION
-        // partThree = linearPart / ANT
-        int256 partOne = (-int256(scalingFactor) * logDiff) / int256(ANT_PRICE * PRECISION);
-        uint256 partTwo = (linearPart * minPrice) / PRECISION;
-        uint256 partThree = linearPart / ANT_PRICE;
-
-        // Combine: price = partOne + partTwo - partThree
-        int256 price = partOne + int256(partTwo) - int256(partThree);
-
-        // Return price, with minPrice as floor
-        if (price <= 0) {
-            return minPrice;
-        }
-        return uint256(price);
-    }
-
-    /// Calculate median price from CANDIDATES_PER_POOL candidate quotes
-    function _calculateMedianPrice(CandidateNode[16] calldata candidates) internal view returns (uint256) {
-        // Get quote for each candidate
-        uint256[16] memory quotes;
-        for (uint256 i = 0; i < 16; i++) {
-            quotes[i] = _getQuote(candidates[i].metrics);
-        }
-
-        // Sort quotes
-        _sortQuotes(quotes);
-
-        // Return median (average of 8th and 9th elements, 0-indexed: [7] and [8])
-        return (quotes[7] + quotes[8]) / 2;
-    }
-
-    /// Calculate quote for a single node based on metrics
-    ///
-    /// Uses the production pricing formula:
-    /// price = (-s/ANT) * (ln|rUpper - 1| - ln|rLower - 1|) + pMin*(rUpper - rLower) - (rUpper - rLower)/ANT
-    ///
-    /// Where:
-    /// - s = scalingFactor
-    /// - ANT = antPrice
-    /// - pMin = minPrice
-    /// - rLower = totalCostUnit / maxCostUnit
-    /// - rUpper = (totalCostUnit + costUnitPerDataType[dataType]) / maxCostUnit
-    function _getQuote(QuotingMetrics calldata metrics) internal view returns (uint256) {
-        uint256 totalCostUnit = _getTotalCostUnit(metrics);
-        uint256 lowerBound = _getBound(totalCostUnit);
-        uint256 upperBound = _getBound(totalCostUnit + costUnitPerDataType[metrics.dataType]);
-
-        // Edge cases: if bounds are equal or at precision, return minPrice
-        if (lowerBound == upperBound || lowerBound == PRECISION || upperBound == PRECISION) {
-            return minPrice;
-        }
-
-        // Calculate |rUpper - 1| and |rLower - 1| for logarithm
-        uint256 upperDiff = _absDiff(upperBound, PRECISION);
-        uint256 lowerDiff = _absDiff(lowerBound, PRECISION);
-
-        // Avoid log(0) - return minPrice if either diff is 0
-        if (upperDiff == 0 || lowerDiff == 0) {
-            return minPrice;
-        }
-
-        // Calculate ln|rUpper - 1| - ln|rLower - 1| using PRB Math
-        int256 logUpper = _calculateLn(upperDiff);
-        int256 logLower = _calculateLn(lowerDiff);
-        int256 logDiff = logUpper - logLower;
-
-        // Calculate linear part: rUpper - rLower
-        uint256 linearPart = _absDiff(upperBound, lowerBound);
-
-        // Formula components:
-        // partOne = (-s/ANT) * logDiff
-        // partTwo = pMin * linearPart / PRECISION
-        // partThree = linearPart / ANT
-        int256 partOne = (-int256(scalingFactor) * logDiff) / int256(ANT_PRICE * PRECISION);
-        uint256 partTwo = (linearPart * minPrice) / PRECISION;
-        uint256 partThree = linearPart / ANT_PRICE;
-
-        // Combine: price = partOne + partTwo - partThree
-        int256 price = partOne + int256(partTwo) - int256(partThree);
-
-        // Return price, with minPrice as floor
-        if (price <= 0) {
-            return minPrice;
-        }
-        return uint256(price);
-    }
-
-    /// Calculate total cost unit from metrics
-    function _getTotalCostUnit(QuotingMetrics calldata metrics) internal view returns (uint256) {
-        uint256 total = 0;
-        for (uint256 i = 0; i < metrics.recordsPerType.length; i++) {
-            Record calldata record = metrics.recordsPerType[i];
-            total += costUnitPerDataType[record.dataType] * record.records;
-        }
-        return total;
-    }
-
-    /// Calculate bound ratio: value / maxCostUnit
-    function _getBound(uint256 value) internal view returns (uint256) {
-        if (maxCostUnit == 0) {
-            return 0;
-        }
-        return (value * PRECISION) / maxCostUnit;
-    }
-
-    /// Calculate absolute difference between two values
-    function _absDiff(uint256 a, uint256 b) internal pure returns (uint256) {
-        if (a >= b) {
-            return a - b;
-        }
-        return b - a;
-    }
-
-    /// Calculate natural logarithm using PRB Math
-    function _calculateLn(uint256 x) internal pure returns (int256) {
-        if (x == 0) {
-            revert("ln(0) undefined");
-        }
-        // Convert to SD59x18 (scaled by 1e18)
-        SD59x18 value = sd(int256(x));
-        SD59x18 result = ln(value);
-        return result.unwrap();
-    }
-
-    /// Sort array of CANDIDATES_PER_POOL quotes using insertion sort (efficient for small arrays)
-    function _sortQuotes(uint256[16] memory quotes) internal pure {
-        for (uint256 i = 1; i < 16; i++) {
-            uint256 key = quotes[i];
-            uint256 j = i;
-            while (j > 0 && quotes[j - 1] > key) {
-                quotes[j] = quotes[j - 1];
-                j--;
-            }
-            quotes[j] = key;
-        }
-    }
-
-    /// Select depth winner nodes from pool deterministically
-    function _selectWinnerNodes(uint8 depth, bytes32 poolHash, uint64 timestamp)
-    internal
-    view
-    returns (uint8[] memory)
-    {
-        uint8[] memory winners = new uint8[](depth);
-        bool[16] memory selected;
-
-        bytes32 seed = keccak256(abi.encodePacked(block.prevrandao, poolHash, timestamp));
-
-        uint256 selectedCount = 0;
-        uint256 attempts = 0;
-
-        // Select unique random indices
-        while (selectedCount < depth && attempts < 100) {
-            seed = keccak256(abi.encodePacked(seed, attempts));
-            uint8 idx = uint8(uint256(seed) % 16);
-
-            if (!selected[idx]) {
-                selected[idx] = true;
-                winners[selectedCount] = idx;
-                selectedCount++;
-            }
-            attempts++;
-        }
-
-        require(selectedCount == depth, "Failed to select enough winners");
-
-        return winners;
-    }
-}
diff --git a/contracts/PaymentVaultV2.sol b/contracts/PaymentVaultV2.sol
new file mode 100644
index 0000000..8feb6b1
--- /dev/null
+++ b/contracts/PaymentVaultV2.sol
@@ -0,0 +1,215 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
+
+import {
+    PaidNode,
+    CompletedMerklePayment,
+    CompletedPayment,
+    CandidateNode,
+    PoolCommitment,
+    DataPayment,
+    PaymentVerificationResult
+} from "./Types.sol";
+
+import {MerklePaymentLib} from "./MerklePaymentLib.sol";
+import {IPaymentVaultV2} from "./IPaymentVaultV2.sol";
+
+/// @title PaymentVaultV2
+/// @notice Unified payment vault for both single-node and merkle batch payments.
+///         No proxy, no Ownable — for local Anvil testing.
+///         Nodes calculate their own prices as (chunks_stored / 6000)^2.
+contract PaymentVaultV2 is IPaymentVaultV2 {
+    using SafeERC20 for IERC20;
+
+    IERC20 public antToken;
+
+    uint256 public batchLimit;
+
+    mapping(bytes32 => CompletedPayment) public completedPayments;
+
+    // mapping from winner hash to payment
+    mapping(bytes32 => CompletedMerklePayment) public completedMerklePayments;
+
+    /// Maximum supported Merkle tree depth
+    uint8 public constant MAX_MERKLE_DEPTH = 12;
+
+    /// Number of candidates per pool (fixed)
+    uint8 public constant CANDIDATES_PER_POOL = 16;
+
+    constructor(IERC20 _antToken, uint256 _batchLimit) {
+        if (address(_antToken) == address(0)) {
+            revert AntTokenNull();
+        }
+
+        antToken = _antToken;
+        batchLimit = _batchLimit;
+    }
+
+    function payForMerkleTree(
+        uint8 depth,
+        PoolCommitment[] calldata poolCommitments,
+        uint64 merklePaymentTimestamp
+    ) external returns (bytes32 winnerPoolHash, uint256 totalAmount) {
+        // check that the depth is less than max allowed depth
+        if (depth > MAX_MERKLE_DEPTH) {
+            revert DepthTooLarge(depth, MAX_MERKLE_DEPTH);
+        }
+
+        // validate pool count: 2^ceil(depth/2)
+        uint256 expectedPools = MerklePaymentLib.expectedRewardPools(depth);
+        if (poolCommitments.length != expectedPools) {
+            revert WrongPoolCount(expectedPools, poolCommitments.length);
+        }
+
+        // select winner
+        uint256 winnerPoolIdx = MerklePaymentLib.selectWinnerPool(
+            poolCommitments.length,
+            msg.sender,
+            merklePaymentTimestamp
+        );
+        PoolCommitment memory winnerPool = poolCommitments[winnerPoolIdx];
+        winnerPoolHash = winnerPool.poolHash;
+
+        // verify unique payment
+        if (completedMerklePayments[winnerPoolHash].depth != 0) {
+            revert PaymentAlreadyExists(winnerPoolHash);
+        }
+
+        uint256[CANDIDATES_PER_POOL] memory quotes;
+        for (uint256 i = 0; i < CANDIDATES_PER_POOL; i++) {
+            quotes[i] = winnerPool.candidates[i].amount;
+        }
+
+        totalAmount = MerklePaymentLib.median16(quotes) * (1 << depth);
+
+        // select winner nodes
+        uint8[] memory winnerIndices = MerklePaymentLib.selectWinnerNodes(
+            depth,
+            winnerPoolHash,
+            merklePaymentTimestamp
+        );
+
+        CompletedMerklePayment storage info = completedMerklePayments[
+            winnerPoolHash
+        ];
+        info.depth = depth;
+        info.merklePaymentTimestamp = merklePaymentTimestamp;
+
+        PaidNode[] memory result = new PaidNode[](depth);
+
+        // transfer payments
+        uint256 amountPerNode = totalAmount / depth;
+
+        for (uint256 i = 0; i < depth; i++) {
+            uint8 nodeIdx = winnerIndices[i];
+            address rewardsAddress = winnerPool
+                .candidates[nodeIdx]
+                .rewardsAddress;
+
+            antToken.safeTransferFrom(
+                msg.sender,
+                rewardsAddress,
+                amountPerNode
+            );
+
+            result[i] = PaidNode({
+                rewardsAddress: rewardsAddress,
+                poolIndex: nodeIdx,
+                amount: amountPerNode
+            });
+        }
+
+        info.paidNodeAddresses = result;
+
+        emit MerklePaymentMade(
+            winnerPoolHash,
+            depth,
+            totalAmount,
+            merklePaymentTimestamp
+        );
+
+        return (winnerPoolHash, totalAmount);
+    }
+
+    function payForQuotes(DataPayment[] calldata _payments) external {
+        uint256 paymentsLen = _payments.length;
+
+        if (paymentsLen > batchLimit) {
+            revert BatchLimitExceeded();
+        }
+
+        for (uint256 i = 0; i < paymentsLen; i++) {
+            DataPayment calldata dataPayment = _payments[i];
+
+            if (dataPayment.quoteHash == bytes32(0)) {
+                antToken.safeTransferFrom(
+                    msg.sender,
+                    dataPayment.rewardsAddress,
+                    dataPayment.amount
+                );
+                continue;
+            }
+
+            antToken.safeTransferFrom(
+                msg.sender,
+                dataPayment.rewardsAddress,
+                dataPayment.amount
+            );
+
+            completedPayments[dataPayment.quoteHash] = CompletedPayment({
+                rewardsAddress: getFirst16Bytes(dataPayment.rewardsAddress),
+                amount: uint128(dataPayment.amount)
+            });
+
+            emit DataPaymentMade(
+                dataPayment.rewardsAddress,
+                dataPayment.amount,
+                dataPayment.quoteHash
+            );
+        }
+    }
+
+    function verifyPayment(
+        DataPayment[] calldata _payments
+    ) external view returns (PaymentVerificationResult[] memory) {
+        PaymentVerificationResult[]
+            memory verificationResults = new PaymentVerificationResult[](
+                _payments.length
+            );
+        for (uint256 i = 0; i < _payments.length; i++) {
+            DataPayment memory _payment = _payments[i];
+
+            CompletedPayment memory dataPayment = completedPayments[
+                _payment.quoteHash
+            ];
+
+            bool isAmountOk = (dataPayment.amount != 0) &&
+                (dataPayment.amount == _payment.amount);
+
+            bool isAddressOk = dataPayment.rewardsAddress ==
+                getFirst16Bytes(_payment.rewardsAddress) &&
+                (_payment.rewardsAddress != address(0));
+
+            verificationResults[i] = PaymentVerificationResult({
+                quoteHash: _payment.quoteHash,
+                amountPaid: dataPayment.amount,
+                isValid: isAmountOk && isAddressOk
+            });
+        }
+
+        return verificationResults;
+    }
+
+    function getCompletedMerklePayment(
+        bytes32 winnerHash
+    ) external view returns (CompletedMerklePayment memory) {
+        return completedMerklePayments[winnerHash];
+    }
+
+    function getFirst16Bytes(address addr) internal pure returns (bytes16) {
+        return bytes16(uint128(uint160(addr) >> 32));
+    }
+}
diff --git a/contracts/Types.sol b/contracts/Types.sol
new file mode 100644
index 0000000..2c71268
--- /dev/null
+++ b/contracts/Types.sol
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+/// Individual paid node record
+struct PaidNode {
+    address rewardsAddress;
+    uint8 poolIndex; // Index in winner pool (0-19)
+    uint256 amount;
+}
+
+/// Payment information stored on-chain
+struct CompletedMerklePayment {
+    uint8 depth; // Merkle tree depth
+    uint64 merklePaymentTimestamp; // Payment timestamp
+    PaidNode[] paidNodeAddresses; // List of paid nodes
+}
+
+struct CompletedPayment {
+    bytes16 rewardsAddress;
+    uint128 amount;
+}
+
+struct CandidateNode {
+    address rewardsAddress;
+    uint256 amount;
+}
+
+struct PoolCommitment {
+    bytes32 poolHash; // Cryptographic commitment to full pool data
+    CandidateNode[16] candidates; // Fixed size: always 16
+}
+
+struct DataPayment {
+    address rewardsAddress;
+    uint256 amount;
+    bytes32 quoteHash;
+}
+
+struct PaymentVerificationResult {
+    bytes32 quoteHash;
+    uint256 amountPaid;
+    bool isValid;
+}
diff --git a/lib/openzeppelin-contracts b/lib/openzeppelin-contracts
new file mode 160000
index 0000000..5fd1781
--- /dev/null
+++ b/lib/openzeppelin-contracts
@@ -0,0 +1 @@
+Subproject commit 5fd1781b1454fd1ef8e722282f86f9293cacf256
diff --git a/src/contract/merkle_payment_vault/error.rs b/src/contract/merkle_payment_vault/error.rs
deleted file mode 100644
index be19f6c..0000000
--- a/src/contract/merkle_payment_vault/error.rs
+++ /dev/null
@@ -1,128 +0,0 @@
-// Copyright 2025 MaidSafe.net limited.
-//
-// This SAFE Network Software is licensed to you under The General Public License (GPL), version 3.
-// Unless required by applicable law or agreed to in writing, the SAFE Network Software distributed
-// under the GPL Licence is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied. Please review the Licences for the specific language governing
-// permissions and limitations relating to use of the SAFE Network Software.
-
-use crate::contract::merkle_payment_vault::interface::IMerklePaymentVault;
-use crate::retry;
-
-#[derive(thiserror::Error, Debug)]
-pub enum Error {
-    #[error("Contract error: {0}")]
-    Contract(#[from] alloy::contract::Error),
-    #[error("RPC error: {0}")]
-    Rpc(String),
-    #[error("Merkle payments address not configured for this network")]
-    MerklePaymentsAddressNotConfigured,
-    #[error(transparent)]
-    Transaction(#[from] retry::TransactionError),
-
-    // Smart contract custom errors (from IMerklePaymentVault.json)
-    #[error("ANT token address is null")]
-    AntTokenNull,
-    #[error("Batch limit exceeded")]
-    BatchLimitExceeded,
-    #[error("Merkle tree depth {depth} exceeds maximum allowed depth {max}")]
-    DepthTooLarge { depth: u8, max: u8 },
-    #[error("Grace period not over")]
-    GracePeriodNotOver,
-    #[error("Invalid amount")]
-    InvalidAmount,
-    #[error("Invalid Chainlink price")]
-    InvalidChainlinkPrice,
-    #[error("Invalid input length")]
-    InvalidInputLength,
-    #[error("Invalid quote hash")]
-    InvalidQuoteHash,
-    #[error("Invalid recipients count")]
-    InvalidRecipientsCount,
-    #[error("Invalid root")]
-    InvalidRoot,
-    #[error("Invalid tree depth")]
-    InvalidTreeDepth,
-    #[error("Payment already exists for pool hash: {0}")]
-    PaymentAlreadyExists(String),
-    #[error("Payment not found for pool hash: {0}")]
-    PaymentNotFound(String),
-    #[error("Price feed address is null")]
-    PriceFeedNull,
-    #[error("Root already paid")]
-    RootAlreadyPaid,
-    #[error("Sequencer is down")]
-    SequencerDown,
-    #[error("Wrong candidate count in pool {pool_idx}: expected {expected}, got {got}")]
-    WrongCandidateCount {
-        pool_idx: u64,
-        expected: u64,
-        got: u64,
-    },
-    #[error("Wrong pool count: expected {expected}, got {got}")]
-    WrongPoolCount { expected: u64, got: u64 },
-}
-
-impl Error {
-    /// Try to decode a contract error from revert data
-    pub(crate) fn try_decode_revert(data: &[u8]) -> Option<Self> {
-        use alloy::sol_types::SolInterface;
-
-        // The revert data should start with the 4-byte selector followed by the error data
-        if data.len() < 4 {
-            return None;
-        }
-
-        let selector: [u8; 4] = data[..4].try_into().ok()?;
-        let error_data = &data[4..];
-
-        // Try to decode as IMerklePaymentVaultErrors
-        if let Ok(contract_error) =
-            IMerklePaymentVault::IMerklePaymentVaultErrors::abi_decode_raw(selector, error_data)
-        {
-            return Some(Self::from_contract_error(contract_error));
-        }
-
-        None
-    }
-
-    /// Convert a decoded contract error to our Error type
-    fn from_contract_error(error: IMerklePaymentVault::IMerklePaymentVaultErrors) -> Self {
-        use IMerklePaymentVault::IMerklePaymentVaultErrors;
-
-        match error {
-            IMerklePaymentVaultErrors::AntTokenNull(_) => Self::AntTokenNull,
-            IMerklePaymentVaultErrors::BatchLimitExceeded(_) => Self::BatchLimitExceeded,
-            IMerklePaymentVaultErrors::DepthTooLarge(e) => Self::DepthTooLarge {
-                depth: e.depth,
-                max: e.max,
-            },
-            IMerklePaymentVaultErrors::GracePeriodNotOver(_) => Self::GracePeriodNotOver,
-            IMerklePaymentVaultErrors::InvalidAmount(_) => Self::InvalidAmount,
-            IMerklePaymentVaultErrors::InvalidChainlinkPrice(_) => Self::InvalidChainlinkPrice,
-            IMerklePaymentVaultErrors::InvalidInputLength(_) => Self::InvalidInputLength,
-            IMerklePaymentVaultErrors::InvalidQuoteHash(_) => Self::InvalidQuoteHash,
-            IMerklePaymentVaultErrors::InvalidRecipientsCount(_) => Self::InvalidRecipientsCount,
-            IMerklePaymentVaultErrors::InvalidRoot(_) => Self::InvalidRoot,
-            IMerklePaymentVaultErrors::InvalidTreeDepth(_) => Self::InvalidTreeDepth,
-            IMerklePaymentVaultErrors::PaymentAlreadyExists(e) => {
-                Self::PaymentAlreadyExists(hex::encode(e.poolHash))
-            }
-            IMerklePaymentVaultErrors::PaymentNotFound(e) => {
-                Self::PaymentNotFound(hex::encode(e.poolHash))
-            }
-            IMerklePaymentVaultErrors::PriceFeedNull(_) => Self::PriceFeedNull,
-            IMerklePaymentVaultErrors::RootAlreadyPaid(_) => Self::RootAlreadyPaid,
-            IMerklePaymentVaultErrors::SequencerDown(_) => Self::SequencerDown,
-            IMerklePaymentVaultErrors::WrongCandidateCount(e) => Self::WrongCandidateCount {
-                pool_idx: e.poolIdx.try_into().unwrap_or(u64::MAX),
-                expected: e.expected.try_into().unwrap_or(u64::MAX),
-                got: e.got.try_into().unwrap_or(u64::MAX),
-            },
-            IMerklePaymentVaultErrors::WrongPoolCount(e) => Self::WrongPoolCount {
-                expected: e.expected.try_into().unwrap_or(u64::MAX),
-                got: e.got.try_into().unwrap_or(u64::MAX),
-            },
-        }
-    }
-}
diff --git a/src/contract/merkle_payment_vault/handler.rs b/src/contract/merkle_payment_vault/handler.rs
deleted file mode 100644
index 098fc09..0000000
--- a/src/contract/merkle_payment_vault/handler.rs
+++ /dev/null
@@ -1,454 +0,0 @@
-// Copyright 2025 MaidSafe.net limited.
-//
-// This SAFE Network Software is licensed to you under The General Public License (GPL), version 3.
-// Unless required by applicable law or agreed to in writing, the SAFE Network Software distributed
-// under the GPL Licence is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied. Please review the Licences for the specific language governing
-// permissions and limitations relating to use of the SAFE Network Software.
-
-use crate::common::{Address, Amount, Calldata};
-use crate::contract::merkle_payment_vault::error::Error;
-use crate::contract::merkle_payment_vault::interface::IMerklePaymentVault;
-use crate::contract::merkle_payment_vault::interface::IMerklePaymentVault::IMerklePaymentVaultInstance;
-use crate::merkle_batch_payment::{CandidateNodePacked, PoolCommitmentPacked, PoolHash};
-use crate::retry::{GasInfo, TransactionError};
-use crate::transaction_config::TransactionConfig;
-use alloy::consensus::Transaction;
-use alloy::network::{Network, TransactionResponse};
-use alloy::primitives::FixedBytes;
-use alloy::providers::Provider;
-use alloy::sol_types::SolCall;
-use exponential_backoff::Backoff;
-use std::time::{Duration, SystemTime};
-
-/// Arbitrum produces ~4 blocks per second (0.25s block time).
-const ARBITRUM_BLOCKS_PER_SECOND: u64 = 4;
-
-/// Fixed padding (in seconds) added to the adaptive lookback to absorb clock skew.
-const LOOKBACK_PADDING_SECS: u64 = 3600;
-
-/// Minimum lookback (blocks). Floor for fresh payments; ~14 hours at Arbitrum block time.
-const MIN_LOOKBACK_BLOCKS: u64 = 200_000;
-
-/// Maximum lookback (blocks). ~7.2 days at Arbitrum block time, aligns with
-/// `MERKLE_PAYMENT_EXPIRATION`.
-const MAX_LOOKBACK_BLOCKS: u64 = 2_500_000;
-
-/// Divisor for the safety margin added to the raw lookback estimate (1/5 = 20%).
-const LOOKBACK_MARGIN_DIVISOR: u64 = 5;
-
-pub struct MerklePaymentVaultHandler<P: Provider<N>, N: Network> {
-    pub contract: IMerklePaymentVaultInstance<P, N>,
-}
-
-impl<P, N> MerklePaymentVaultHandler<P, N>
-where
-    P: Provider<N>,
-    N: Network,
-{
-    /// Create a new handler instance
-    pub fn new(contract_address: Address, provider: P) -> Self {
-        let contract = IMerklePaymentVault::new(contract_address, provider);
-        Self { contract }
-    }
-
-    /// Set the provider
-    pub fn set_provider(&mut self, provider: P) {
-        let address = *self.contract.address();
-        self.contract = IMerklePaymentVault::new(address, provider);
-    }
-
-    /// Get the MerklePaymentMade event from a transaction hash with retry logic
-    ///
-    /// This function retries up to 2 times with exponential backoff if the event
-    /// is not found immediately. This handles cases where the transaction may not
-    /// be fully indexed yet.
-    ///
-    /// # Arguments
-    /// * `tx_hash` - The transaction hash to query
-    ///
-    /// # Returns
-    /// * The MerklePaymentMade event from the transaction
-    async fn get_merkle_payment_event(
-        &self,
-        tx_hash: crate::common::TxHash,
-    ) -> Result<IMerklePaymentVault::MerklePaymentMade, Error> {
-        const MAX_ATTEMPTS: u32 = 3;
-        const INITIAL_DELAY_MS: u64 = 500;
-        const MAX_DELAY_MS: u64 = 8000;
-
-        // Configure backoff with exponential delays between attempts
-        let backoff = Backoff::new(
-            MAX_ATTEMPTS,
-            Duration::from_millis(INITIAL_DELAY_MS),
-            Some(Duration::from_millis(MAX_DELAY_MS)),
-        );
-
-        let mut last_error = None;
-        let mut attempt = 1;
-
-        for duration_opt in backoff {
-            match self.try_get_merkle_payment_event(tx_hash).await {
-                Ok(event) => return Ok(event),
-                Err(e) => {
-                    last_error = Some(e);
-
-                    // Sleep before next attempt if duration is provided
-                    if let Some(duration) = duration_opt {
-                        debug!(
-                            "Failed to get MerklePaymentMade event (attempt {}/{}), retrying in {}ms",
-                            attempt,
-                            MAX_ATTEMPTS,
-                            duration.as_millis()
-                        );
-                        tokio::time::sleep(duration).await;
-                    }
-                    attempt += 1;
-                }
-            }
-        }
-
-        Err(last_error.unwrap_or_else(|| {
-            Error::Rpc("Failed to get MerklePaymentMade event after retries".to_string())
-        }))
-    }
-
-    /// Try to get the MerklePaymentMade event from a transaction hash (single attempt)
-    async fn try_get_merkle_payment_event(
-        &self,
-        tx_hash: crate::common::TxHash,
-    ) -> Result<IMerklePaymentVault::MerklePaymentMade, Error> {
-        // Get the transaction to find its block number
-        let tx = self
-            .contract
-            .provider()
-            .get_transaction_by_hash(tx_hash)
-            .await
-            .map_err(|e| Error::Rpc(format!("Failed to get transaction: {e}")))?
-            .ok_or_else(|| Error::Rpc("Transaction not found".to_string()))?;
-
-        let block_number = tx
-            .block_number()
-            .ok_or_else(|| Error::Rpc("Transaction has no block number".to_string()))?;
-
-        // Get the MerklePaymentMade event from that block
-        let events = self
-            .contract
-            .MerklePaymentMade_filter()
-            .from_block(block_number)
-            .to_block(block_number)
-            .query()
-            .await
-            .map_err(|e| Error::Rpc(format!("Failed to query MerklePaymentMade events: {e}")))?;
-
-        events
-            .into_iter()
-            .find(|(_, log)| log.transaction_hash == Some(tx_hash))
-            .map(|(event, _)| event)
-            .ok_or_else(|| {
-                Error::Rpc("MerklePaymentMade event not found in transaction".to_string())
-            })
-    }
-
-    /// Send transaction with retries and handle revert errors
-    async fn send_transaction_and_handle_errors(
-        &self,
-        calldata: Calldata,
-        to: Address,
-        transaction_config: &TransactionConfig,
-    ) -> Result<(crate::common::TxHash, GasInfo), Error> {
-        let tx_result = crate::retry::send_transaction_with_retries(
-            self.contract.provider(),
-            calldata,
-            to,
-            "pay for merkle tree",
-            transaction_config,
-        )
-        .await;
-
-        match tx_result {
-            Ok((hash, gas_info)) => Ok((hash, gas_info)),
-            Err(TransactionError::TransactionReverted {
-                message,
-                revert_data,
-                nonce,
-            }) => {
-                let error = self.decode_revert_error(message, revert_data, nonce);
-                Err(error)
-            }
-            Err(other_err) => Err(Error::from(other_err)),
-        }
-    }
-
-    /// Decode revert data or return generic transaction error
-    fn decode_revert_error(
-        &self,
-        message: String,
-        revert_data: Option<alloy::primitives::Bytes>,
-        nonce: Option<u64>,
-    ) -> Error {
-        if let Some(revert_data_bytes) = &revert_data
-            && let Some(decoded_err) = Error::try_decode_revert(revert_data_bytes)
-        {
-            return decoded_err;
-        }
-
-        Error::Transaction(TransactionError::TransactionReverted {
-            message,
-            revert_data,
-            nonce,
-        })
-    }
-
-    /// Pay for Merkle tree batch using packed calldata
-    ///
-    /// Uses the `payForMerkleTree2` contract function which accepts
-    /// packed data structures for smaller calldata and lower gas costs.
-    ///
-    /// # Arguments
-    /// * `depth` - Merkle tree depth
-    /// * `pool_commitments` - Packed pool commitments
-    /// * `merkle_payment_timestamp` - Payment timestamp
-    /// * `transaction_config` - Transaction configuration
-    ///
-    /// # Returns
-    /// * Tuple of (winner pool hash, total amount paid, gas info)
-    pub async fn pay_for_merkle_tree<I, T>(
-        &self,
-        depth: u8,
-        pool_commitments: I,
-        merkle_payment_timestamp: u64,
-        transaction_config: &TransactionConfig,
-    ) -> Result<(PoolHash, Amount, GasInfo), Error>
-    where
-        I: IntoIterator<Item = T>,
-        T: Into<IMerklePaymentVault::PoolCommitmentPacked>,
-    {
-        debug!("Paying for Merkle tree: depth={depth}, timestamp={merkle_payment_timestamp}");
-
-        let (calldata, to) =
-            self.pay_for_merkle_tree_calldata(depth, pool_commitments, merkle_payment_timestamp)?;
-
-        let (tx_hash, gas_info) = self
-            .send_transaction_and_handle_errors(calldata, to, transaction_config)
-            .await?;
-
-        let event = self.get_merkle_payment_event(tx_hash).await?;
-
-        let winner_pool_hash = event.winnerPoolHash.0;
-        let total_amount = event.totalAmount;
-
-        debug!(
-            "MerklePaymentMade event: winnerPoolHash={}, depth={}, totalAmount={}, timestamp={}",
-            hex::encode(winner_pool_hash),
-            event.depth,
-            total_amount,
-            event.merklePaymentTimestamp
-        );
-
-        Ok((winner_pool_hash, total_amount, gas_info))
-    }
-
-    /// Get calldata for payForMerkleTree2 (packed format)
-    fn pay_for_merkle_tree_calldata<I, T>(
-        &self,
-        depth: u8,
-        pool_commitments: I,
-        merkle_payment_timestamp: u64,
-    ) -> Result<(Calldata, Address), Error>
-    where
-        I: IntoIterator<Item = T>,
-        T: Into<IMerklePaymentVault::PoolCommitmentPacked>,
-    {
-        let pool_commitments: Vec<IMerklePaymentVault::PoolCommitmentPacked> = pool_commitments
-            .into_iter()
-            .map(|item| item.into())
-            .collect();
-
-        let calldata = self
-            .contract
-            .payForMerkleTree2(depth, pool_commitments, merkle_payment_timestamp)
-            .calldata()
-            .to_owned();
-
-        Ok((calldata, *self.contract.address()))
-    }
-
-    /// Estimate the cost of a Merkle tree payment without executing it
-    ///
-    /// This is a view function (0 gas) that runs the same pricing logic as
-    /// pay_for_merkle_tree but returns only the estimated cost.
-    ///
-    /// # Arguments
-    /// * `depth` - Merkle tree depth
-    /// * `pool_commitments` - Pool commitments with metrics
-    /// * `merkle_payment_timestamp` - Payment timestamp
-    ///
-    /// # Returns
-    /// * `Amount` - Estimated total cost
-    pub async fn estimate_merkle_tree_cost<I, T>(
-        &self,
-        depth: u8,
-        pool_commitments: I,
-        merkle_payment_timestamp: u64,
-    ) -> Result<Amount, Error>
-    where
-        I: IntoIterator<Item = T>,
-        T: Into<IMerklePaymentVault::PoolCommitment>,
-    {
-        debug!("Estimating Merkle tree cost: depth={depth}, timestamp={merkle_payment_timestamp}",);
-
-        let pool_commitments: Vec<IMerklePaymentVault::PoolCommitment> = pool_commitments
-            .into_iter()
-            .map(|item| item.into())
-            .collect();
-
-        let total_amount = self
-            .contract
-            .estimateMerkleTreeCost(depth, pool_commitments, merkle_payment_timestamp)
-            .call()
-            .await
-            .map_err(Error::Contract)?;
-
-        Ok(total_amount)
-    }
-
-    /// Get the packed pool commitments from a payment transaction's calldata
-    ///
-    /// This finds the MerklePaymentMade event by winnerPoolHash (indexed),
-    /// fetches the transaction, and decodes the payForMerkleTree2 calldata
-    /// to extract the PoolCommitmentPacked array that was submitted on-chain.
-    ///
-    /// This is used by nodes to verify that clients sent correct cost units.
-    pub async fn get_payment_packed_commitments(
-        &self,
-        winner_pool_hash: PoolHash,
-        merkle_payment_timestamp: u64,
-    ) -> Result<Vec<PoolCommitmentPacked>, Error> {
-        // Find the MerklePaymentMade event for this pool hash
-        let pool_hash_topic = FixedBytes::<32>::from(winner_pool_hash);
-
-        // Get the current block number so we can scope the event query.
-        // Public RPC providers limit unbounded eth_getLogs queries, so we
-        // compute an adaptive lookback based on the payment's age.
-        let current_block = self
-            .contract
-            .provider()
-            .get_block_number()
-            .await
-            .map_err(|e| Error::Rpc(format!("Failed to get current block number: {e}")))?;
-
-        let now_unix = SystemTime::now()
-            .duration_since(SystemTime::UNIX_EPOCH)
-            .unwrap_or_default()
-            .as_secs();
-        let age_secs = now_unix.saturating_sub(merkle_payment_timestamp);
-        let raw_blocks = age_secs.saturating_mul(ARBITRUM_BLOCKS_PER_SECOND);
-        // Add 20% margin plus fixed padding for clock skew
-        let buffered = raw_blocks
-            .saturating_add(raw_blocks / LOOKBACK_MARGIN_DIVISOR)
-            .saturating_add(LOOKBACK_PADDING_SECS.saturating_mul(ARBITRUM_BLOCKS_PER_SECOND));
-        let lookback = buffered.clamp(MIN_LOOKBACK_BLOCKS, MAX_LOOKBACK_BLOCKS);
-        let from_block = current_block.saturating_sub(lookback);
-
-        // Query events filtered by the indexed winnerPoolHash within the recent block range
-        let events = self
-            .contract
-            .MerklePaymentMade_filter()
-            .topic1(pool_hash_topic)
-            .from_block(from_block)
-            .to_block(current_block)
-            .query()
-            .await
-            .map_err(|e| {
-                Error::Rpc(format!(
-                    "Failed to query MerklePaymentMade events for pool hash {}: {e}",
-                    hex::encode(winner_pool_hash)
-                ))
-            })?;
-
-        let (_event, log) = events.into_iter().next().ok_or_else(|| {
-            Error::Rpc(format!(
-                "No MerklePaymentMade event found for pool hash {}",
-                hex::encode(winner_pool_hash)
-            ))
-        })?;
-
-        let tx_hash = log.transaction_hash.ok_or_else(|| {
-            Error::Rpc("MerklePaymentMade event log has no transaction hash".to_string())
-        })?;
-
-        // Fetch the full transaction to get its calldata
-        let tx = self
-            .contract
-            .provider()
-            .get_transaction_by_hash(tx_hash)
-            .await
-            .map_err(|e| Error::Rpc(format!("Failed to get transaction {tx_hash}: {e}")))?
-            .ok_or_else(|| Error::Rpc(format!("Transaction {tx_hash} not found")))?;
-
-        // Get the input/calldata from the transaction
-        let input = tx.input();
-
-        // Decode the payForMerkleTree2 calldata
-        let decoded = IMerklePaymentVault::payForMerkleTree2Call::abi_decode(input)
-            .map_err(|e| Error::Rpc(format!("Failed to decode payForMerkleTree2 calldata: {e}")))?;
-
-        // Convert from contract types to our types
-        let packed_commitments: Vec<PoolCommitmentPacked> = decoded
-            .poolCommitments
-            .into_iter()
-            .map(|pc| {
-                let candidates: Vec<CandidateNodePacked> = pc
-                    .candidates
-                    .into_iter()
-                    .map(|c| CandidateNodePacked {
-                        rewards_address: c.rewardsAddress,
-                        data_type_and_total_cost_unit: c.dataTypeAndTotalCostUnit,
-                    })
-                    .collect();
-
-                PoolCommitmentPacked {
-                    pool_hash: pc.poolHash.0,
-                    candidates: candidates
-                        .try_into()
-                        .expect("contract enforces CANDIDATES_PER_POOL candidates"),
-                }
-            })
-            .collect();
-
-        Ok(packed_commitments)
-    }
-
-    /// Get payment info for a winner pool hash
-    pub async fn get_payment_info(
-        &self,
-        winner_pool_hash: PoolHash,
-    ) -> Result<IMerklePaymentVault::PaymentInfo, Error> {
-        debug!(
-            "Getting payment info for pool hash: {}",
-            hex::encode(winner_pool_hash)
-        );
-
-        let info = self
-            .contract
-            .getPaymentInfo(winner_pool_hash.into())
-            .call()
-            .await
-            .map_err(Error::Contract)?;
-
-        // Check if payment exists (depth == 0 means not found)
-        if info.depth == 0 {
-            return Err(Error::PaymentNotFound(hex::encode(winner_pool_hash)));
-        }
-
-        debug!(
-            "getPaymentInfo returned: depth={}, timestamp={}, paid_nodes={}",
-            info.depth,
-            info.merklePaymentTimestamp,
-            info.paidNodeAddresses.len()
-        );
-
-        Ok(info)
-    }
-}
diff --git a/src/contract/merkle_payment_vault/implementation.rs b/src/contract/merkle_payment_vault/implementation.rs
deleted file mode 100644
index cc20f0d..0000000
--- a/src/contract/merkle_payment_vault/implementation.rs
+++ /dev/null
@@ -1,32 +0,0 @@
-// Copyright 2025 MaidSafe.net limited.
-//
-// This SAFE Network Software is licensed to you under The General Public License (GPL), version 3.
-// Unless required by applicable law or agreed to in writing, the SAFE Network Software distributed
-// under the GPL Licence is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied. Please review the Licences for the specific language governing
-// permissions and limitations relating to use of the SAFE Network Software.
-
-use crate::common::Address;
-use alloy::network::Network;
-use alloy::providers::Provider;
-use alloy::sol;
-
-sol!(
-    #[allow(missing_docs)]
-    #[sol(rpc)]
-    MerklePaymentVaultImplementation,
-    "artifacts/MerklePaymentVault.json"
-);
-
-/// Deploys the Merkle payment vault contract and returns the contract address
-pub async fn deploy<P, N>(provider: &P, network_token_address: Address) -> Address
-where
-    P: Provider<N>,
-    N: Network,
-{
-    let contract = MerklePaymentVaultImplementation::deploy(provider, network_token_address)
-        .await
-        .expect("Could not deploy Merkle payment vault implementation contract");
-
-    *contract.address()
-}
diff --git a/src/contract/merkle_payment_vault/interface.rs b/src/contract/merkle_payment_vault/interface.rs
deleted file mode 100644
index 19b16ee..0000000
--- a/src/contract/merkle_payment_vault/interface.rs
+++ /dev/null
@@ -1,94 +0,0 @@
-// Copyright 2025 MaidSafe.net limited.
-//
-// This SAFE Network Software is licensed to you under The General Public License (GPL), version 3.
-// Unless required by applicable law or agreed to in writing, the SAFE Network Software distributed
-// under the GPL Licence is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied. Please review the Licences for the specific language governing
-// permissions and limitations relating to use of the SAFE Network Software.
-
-use crate::contract::data_type_conversion;
-use crate::merkle_batch_payment::CANDIDATES_PER_POOL;
-use crate::quoting_metrics::QuotingMetrics;
-use alloy::primitives::U256;
-use alloy::sol;
-
-// Generate bindings from ABI
-sol!(
-    #[allow(missing_docs)]
-    #[derive(Debug)]
-    #[sol(rpc)]
-    IMerklePaymentVault,
-    "abi/IMerklePaymentVault.json"
-);
-
-// Re-export contract instance type
-pub use IMerklePaymentVault::IMerklePaymentVaultInstance;
-
-// Re-export PoolHash (doesn't conflict with generated types)
-pub use crate::merkle_batch_payment::PoolHash;
-
-// Implement conversions from our API types to contract types
-impl From<crate::merkle_batch_payment::PoolCommitment> for IMerklePaymentVault::PoolCommitment {
-    fn from(pool: crate::merkle_batch_payment::PoolCommitment) -> Self {
-        // Convert the exact-sized array directly
-        let candidates_array: [IMerklePaymentVault::CandidateNode; CANDIDATES_PER_POOL] =
-            pool.candidates.map(|c| c.into());
-
-        Self {
-            poolHash: pool.pool_hash.into(),
-            candidates: candidates_array,
-        }
-    }
-}
-
-impl From<crate::merkle_batch_payment::CandidateNode> for IMerklePaymentVault::CandidateNode {
-    fn from(node: crate::merkle_batch_payment::CandidateNode) -> Self {
-        Self {
-            rewardsAddress: node.rewards_address,
-            metrics: node.metrics.into(),
-        }
-    }
-}
-
-impl From<QuotingMetrics> for IMerklePaymentVault::QuotingMetrics {
-    fn from(metrics: QuotingMetrics) -> Self {
-        Self {
-            dataType: data_type_conversion(metrics.data_type),
-            closeRecordsStored: U256::from(metrics.close_records_stored),
-            recordsPerType: metrics
-                .records_per_type
-                .into_iter()
-                .map(|(data_type, records)| IMerklePaymentVault::Record {
-                    dataType: data_type_conversion(data_type),
-                    records: U256::from(records),
-                })
-                .collect(),
-        }
-    }
-}
-
-// Conversions for packed types (v2)
-impl From<crate::merkle_batch_payment::PoolCommitmentPacked>
-    for IMerklePaymentVault::PoolCommitmentPacked
-{
-    fn from(pool: crate::merkle_batch_payment::PoolCommitmentPacked) -> Self {
-        let candidates_array: [IMerklePaymentVault::CandidateNodePacked; CANDIDATES_PER_POOL] =
-            pool.candidates.map(|c| c.into());
-
-        Self {
-            poolHash: pool.pool_hash.into(),
-            candidates: candidates_array,
-        }
-    }
-}
-
-impl From<crate::merkle_batch_payment::CandidateNodePacked>
-    for IMerklePaymentVault::CandidateNodePacked
-{
-    fn from(node: crate::merkle_batch_payment::CandidateNodePacked) -> Self {
-        Self {
-            rewardsAddress: node.rewards_address,
-            dataTypeAndTotalCostUnit: node.data_type_and_total_cost_unit,
-        }
-    }
-}
diff --git a/src/contract/merkle_payment_vault/mod.rs b/src/contract/merkle_payment_vault/mod.rs
deleted file mode 100644
index 74eb16c..0000000
--- a/src/contract/merkle_payment_vault/mod.rs
+++ /dev/null
@@ -1,244 +0,0 @@
-// Copyright 2025 MaidSafe.net limited.
-//
-// This SAFE Network Software is licensed to you under The General Public License (GPL), version 3.
-// Unless required by applicable law or agreed to in writing, the SAFE Network Software distributed
-// under the GPL Licence is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied. Please review the Licences for the specific language governing
-// permissions and limitations relating to use of the SAFE Network Software.
-
-use crate::contract::merkle_payment_vault::error::Error;
-use crate::contract::merkle_payment_vault::handler::MerklePaymentVaultHandler;
-use crate::merkle_batch_payment::{PoolCommitmentPacked, PoolHash};
-use crate::utils::http_provider;
-
-pub mod error;
-pub mod handler;
-pub mod implementation;
-pub mod interface;
-
-/// Helper function to get payment info for a Merkle payment verification
-/// Returns the payment info if the payment exists on-chain
-pub async fn get_merkle_payment_info(
-    network: &crate::Network,
-    winner_pool_hash: PoolHash,
-) -> Result<interface::IMerklePaymentVault::PaymentInfo, Error> {
-    let merkle_vault_address = network
-        .merkle_payments_address()
-        .ok_or(Error::MerklePaymentsAddressNotConfigured)?;
-
-    debug!(
-        "get_merkle_payment_info: contract={:?}, pool_hash={}",
-        merkle_vault_address,
-        hex::encode(winner_pool_hash)
-    );
-
-    let provider = http_provider(network.rpc_url().clone());
-    let merkle_vault = MerklePaymentVaultHandler::new(*merkle_vault_address, provider);
-
-    merkle_vault.get_payment_info(winner_pool_hash).await
-}
-
-/// Helper function to get the packed pool commitments from a payment transaction's calldata.
-///
-/// Nodes use this to verify that clients sent correct cost units to the contract.
-/// The function finds the MerklePaymentMade event by winnerPoolHash, fetches the
-/// transaction, and decodes the payForMerkleTree2 calldata.
-pub async fn get_merkle_payment_packed_commitments(
-    network: &crate::Network,
-    winner_pool_hash: PoolHash,
-    merkle_payment_timestamp: u64,
-) -> Result<Vec<PoolCommitmentPacked>, Error> {
-    let merkle_vault_address = network
-        .merkle_payments_address()
-        .ok_or(Error::MerklePaymentsAddressNotConfigured)?;
-
-    let provider = http_provider(network.rpc_url().clone());
-    let merkle_vault = MerklePaymentVaultHandler::new(*merkle_vault_address, provider);
-
-    merkle_vault
-        .get_payment_packed_commitments(winner_pool_hash, merkle_payment_timestamp)
-        .await
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use crate::common::U256;
-    use crate::merkle_batch_payment::{CandidateNode, PoolCommitment};
-    use crate::quoting_metrics::QuotingMetrics;
-    use crate::testnet::{deploy_network_token_contract, start_node};
-    use crate::transaction_config::TransactionConfig;
-    use crate::wallet::wallet_address;
-    use alloy::providers::WalletProvider;
-
-    #[tokio::test]
-    async fn test_smart_contract() {
-        // Start local Anvil node
-        let (_anvil, rpc_url) = start_node().unwrap();
-
-        // Deploy network token
-        let network_token = deploy_network_token_contract(&rpc_url, &_anvil)
-            .await
-            .unwrap();
-        let token_address = *network_token.contract.address();
-
-        // Deploy Merkle payment vault using the same provider as network token
-        let vault_address =
-            implementation::deploy(network_token.contract.provider(), token_address).await;
-
-        // Create handler with the same provider
-        let vault_handler = MerklePaymentVaultHandler::new(
-            vault_address,
-            network_token.contract.provider().clone(),
-        );
-
-        // Get wallet address
-        let wallet_addr = wallet_address(network_token.contract.provider().wallet());
-
-        // Transaction config
-        let tx_config = TransactionConfig::default();
-
-        // Approve vault contract to spend tokens (wallet already has tokens from deployment)
-        network_token
-            .approve(vault_address, U256::MAX, &tx_config)
-            .await
-            .expect("Failed to approve tokens");
-
-        // Create test pool commitments with candidates
-        let depth = 4u8;
-        let num_pools = 2usize.pow((depth / 2) as u32);
-        let timestamp = 1234567890u64;
-
-        let mut pool_commitments = Vec::new();
-        for pool_idx in 0..num_pools {
-            // Create 16 candidates per pool
-            let mut candidates = Vec::new();
-            for candidate_idx in 0..16 {
-                candidates.push(CandidateNode {
-                    rewards_address: wallet_addr, // Use wallet address for simplicity
-                    metrics: QuotingMetrics {
-                        data_type: 0,
-                        data_size: 1024 * (candidate_idx + 1),
-                        close_records_stored: 100 + candidate_idx,
-                        max_records: 1000,
-                        received_payment_count: 10,
-                        live_time: 3600,
-                        records_per_type: vec![(0, 50), (1, 30), (2, 20)],
-                        network_density: Some([0u8; 32]),
-                        network_size: Some(100),
-                    },
-                });
-            }
-
-            pool_commitments.push(PoolCommitment {
-                pool_hash: [pool_idx as u8; 32],
-                candidates: candidates
-                    .try_into()
-                    .expect("Should have exactly 16 candidates"),
-            });
-        }
-
-        // Test 1: Estimate Merkle tree cost
-        println!("Test 1: Estimating Merkle tree cost...");
-        let estimated_cost = vault_handler
-            .estimate_merkle_tree_cost(depth, pool_commitments.clone(), timestamp)
-            .await
-            .expect("Failed to estimate cost");
-
-        println!("Estimated cost: {estimated_cost} tokens");
-        assert!(
-            estimated_cost > U256::ZERO,
-            "Cost should be greater than zero"
-        );
-
-        // Test 2: Pay for Merkle tree (using packed commitments)
-        println!("\nTest 2: Paying for Merkle tree...");
-        let pool_commitments_packed: Vec<_> = pool_commitments
-            .iter()
-            .map(|c| c.to_packed().expect("cost unit packing"))
-            .collect();
-        let (winner_pool_hash, total_amount, gas_info) = vault_handler
-            .pay_for_merkle_tree(depth, pool_commitments_packed, timestamp, &tx_config)
-            .await
-            .expect("Failed to pay for Merkle tree");
-        println!("Gas used: {:?}", gas_info.actual_gas_used);
-
-        println!("Payment transaction sent successfully");
-
-        println!(
-            "Payment successful for pool: {}, amount: {}",
-            hex::encode(winner_pool_hash),
-            total_amount
-        );
-
-        // Test 3: Get payment info
-        println!("\nTest 3: Retrieving payment info...");
-        let payment_info = vault_handler
-            .get_payment_info(winner_pool_hash)
-            .await
-            .expect("Failed to get payment info");
-
-        println!("Payment info retrieved:");
-        println!("  Depth: {}", payment_info.depth);
-        println!("  Timestamp: {}", payment_info.merklePaymentTimestamp);
-        println!("  Paid nodes: {}", payment_info.paidNodeAddresses.len());
-
-        assert_eq!(
-            payment_info.depth, depth,
-            "Stored depth should match what we paid for"
-        );
-        assert_eq!(
-            payment_info.merklePaymentTimestamp, timestamp,
-            "Stored timestamp should match"
-        );
-        assert!(
-            !payment_info.paidNodeAddresses.is_empty(),
-            "Should have paid nodes"
-        );
-
-        // Test 4: Try to pay again with the same pools.
-        //
-        // The contract picks a winner from submitted pools using block.prevrandao.
-        // With 4 pools, the second call may select a different winner (different block),
-        // which is valid — only the SAME pool hash should be rejected as duplicate.
-        println!("\nTest 4: Testing duplicate payment detection...");
-        let all_packed: Vec<_> = pool_commitments
-            .iter()
-            .map(|c| c.to_packed().expect("cost unit packing"))
-            .collect();
-        let duplicate_result = vault_handler
-            .pay_for_merkle_tree(depth, all_packed, timestamp, &tx_config)
-            .await;
-
-        // The contract selects a winner using block.prevrandao, so it may pick a different
-        // pool than the first call. If it picks the same winner, we get PaymentAlreadyExists.
-        // If it picks a different winner, it succeeds (paying for a new pool is valid).
-        // Both outcomes are correct behavior — the important thing is that the SAME pool
-        // hash can't be paid twice.
-        match &duplicate_result {
-            Err(error::Error::PaymentAlreadyExists(_)) => {
-                println!("Correctly detected duplicate payment (same winner selected)!");
-            }
-            Ok((new_winner, _, _)) => {
-                println!(
-                    "Different winner selected: {} (original: {})",
-                    hex::encode(new_winner),
-                    hex::encode(winner_pool_hash)
-                );
-                assert_ne!(
-                    *new_winner, winner_pool_hash,
-                    "Same winner should have been rejected as duplicate"
-                );
-                // Verify original payment still exists
-                let original_info = vault_handler
-                    .get_payment_info(winner_pool_hash)
-                    .await
-                    .expect("Original payment should still exist");
-                assert_eq!(original_info.depth, depth);
-            }
-            Err(e) => panic!("Unexpected error: {e:?}"),
-        }
-
-        println!("\n✅ All tests passed!");
-    }
-}
diff --git a/src/contract/mod.rs b/src/contract/mod.rs
index bebd584..405f0c7 100644
--- a/src/contract/mod.rs
+++ b/src/contract/mod.rs
@@ -6,16 +6,5 @@
 // KIND, either express or implied. Please review the Licences for the specific language governing
 // permissions and limitations relating to use of the SAFE Network Software.
 
-pub mod merkle_payment_vault;
 pub mod network_token;
 pub mod payment_vault;
-
-pub fn data_type_conversion(data_type: u32) -> u8 {
-    match data_type {
-        0 => 2, // Chunk
-        1 => 0, // GraphEntry
-        2 => 3, // Pointer
-        3 => 1, // Scratchpad
-        _ => 4, // Does not exist
-    }
-}
diff --git a/src/contract/payment_vault/error.rs b/src/contract/payment_vault/error.rs
index 62f24b6..73eabac 100644
--- a/src/contract/payment_vault/error.rs
+++ b/src/contract/payment_vault/error.rs
@@ -1,20 +1,77 @@
+use crate::contract::payment_vault::interface::IPaymentVault;
 use crate::retry;
-use alloy::transports::{RpcError, TransportErrorKind};
 
 #[derive(thiserror::Error, Debug)]
 pub enum Error {
-    #[error(transparent)]
-    ContractError(#[from] alloy::contract::Error),
-    #[error(transparent)]
-    RpcError(#[from] RpcError<TransportErrorKind>),
-    #[error(transparent)]
-    PendingTransactionError(#[from] alloy::providers::PendingTransactionError),
-    #[error("Payment is invalid.")]
-    PaymentInvalid,
-    #[error("Payment verification length must be 3.")]
-    PaymentVerificationLengthInvalid,
-    #[error("Timeout: {0:?}")]
-    Timeout(#[from] tokio::time::error::Elapsed),
+    #[error("Contract error: {0}")]
+    Contract(#[from] alloy::contract::Error),
+    #[error("RPC error: {0}")]
+    Rpc(String),
     #[error(transparent)]
     Transaction(#[from] retry::TransactionError),
+
+    // Smart contract custom errors
+    #[error("ANT token address is null")]
+    AntTokenNull,
+    #[error("Batch limit exceeded")]
+    BatchLimitExceeded,
+    #[error("Merkle tree depth {depth} exceeds maximum allowed depth {max_depth}")]
+    DepthTooLarge { depth: u8, max_depth: u8 },
+    #[error("Invalid input length")]
+    InvalidInputLength,
+    #[error("Payment already exists for pool hash: {0}")]
+    PaymentAlreadyExists(String),
+    #[error("Payment not found for pool hash: {0}")]
+    PaymentNotFound(String),
+    #[error("Wrong pool count: expected {expected}, got {actual}")]
+    WrongPoolCount { expected: u64, actual: u64 },
+}
+
+impl Error {
+    /// Try to decode a contract error from revert data
+    pub(crate) fn try_decode_revert(data: &[u8]) -> Option<Self> {
+        use alloy::sol_types::SolInterface;
+
+        // The revert data should start with the 4-byte selector followed by the error data
+        if data.len() < 4 {
+            return None;
+        }
+
+        let selector: [u8; 4] = data[..4].try_into().ok()?;
+        let error_data = &data[4..];
+
+        // Try to decode as IPaymentVaultErrors
+        if let Ok(contract_error) =
+            IPaymentVault::IPaymentVaultErrors::abi_decode_raw(selector, error_data)
+        {
+            return Some(Self::from_contract_error(contract_error));
+        }
+
+        None
+    }
+
+    /// Convert a decoded contract error to our Error type
+    fn from_contract_error(error: IPaymentVault::IPaymentVaultErrors) -> Self {
+        use IPaymentVault::IPaymentVaultErrors;
+
+        match error {
+            IPaymentVaultErrors::AntTokenNull(_) => Self::AntTokenNull,
+            IPaymentVaultErrors::BatchLimitExceeded(_) => Self::BatchLimitExceeded,
+            IPaymentVaultErrors::DepthTooLarge(e) => Self::DepthTooLarge {
+                depth: e.depth,
+                max_depth: e.maxDepth,
+            },
+            IPaymentVaultErrors::InvalidInputLength(_) => Self::InvalidInputLength,
+            IPaymentVaultErrors::PaymentAlreadyExists(e) => {
+                Self::PaymentAlreadyExists(hex::encode(e.winnerPoolHash))
+            }
+            IPaymentVaultErrors::WrongPoolCount(e) => Self::WrongPoolCount {
+                expected: e.expected.try_into().unwrap_or(u64::MAX),
+                actual: e.actual.try_into().unwrap_or(u64::MAX),
+            },
+            IPaymentVaultErrors::SafeERC20FailedOperation(e) => {
+                Self::Rpc(format!("SafeERC20 transfer failed for token: {}", e.token))
+            }
+        }
+    }
 }
diff --git a/src/contract/payment_vault/handler.rs b/src/contract/payment_vault/handler.rs
index 565193f..846e476 100644
--- a/src/contract/payment_vault/handler.rs
+++ b/src/contract/payment_vault/handler.rs
@@ -2,10 +2,13 @@ use crate::common::{Address, Amount, Calldata, TxHash};
 use crate::contract::payment_vault::error::Error;
 use crate::contract::payment_vault::interface::IPaymentVault;
 use crate::contract::payment_vault::interface::IPaymentVault::IPaymentVaultInstance;
-use crate::retry::{GasInfo, retry, send_transaction_with_retries};
+use crate::merkle_batch_payment::PoolHash;
+use crate::retry::{GasInfo, TransactionError, send_transaction_with_retries};
 use crate::transaction_config::TransactionConfig;
-use alloy::network::Network;
+use alloy::network::{Network, TransactionResponse};
 use alloy::providers::Provider;
+use exponential_backoff::Backoff;
+use std::time::Duration;
 
 pub struct PaymentVaultHandler<P: Provider<N>, N: Network> {
     pub contract: IPaymentVaultInstance<P, N>,
@@ -28,32 +31,7 @@ where
         self.contract = IPaymentVault::new(address, provider);
     }
 
-    /// Fetch a quote from the contract
-    pub async fn get_quote<I: IntoIterator<Item: Into<IPaymentVault::QuotingMetrics>>>(
-        &self,
-        metrics: I,
-    ) -> Result<Vec<Amount>, Error> {
-        let metrics: Vec<_> = metrics.into_iter().map(|v| v.into()).collect();
-
-        debug!("Getting quotes for metrics: {metrics:?}");
-
-        let mut amounts = retry(
-            || async { self.contract.getQuote(metrics.clone()).call().await },
-            "getQuote",
-            None,
-        )
-        .await?;
-
-        // FIXME: temporary logic until the local smart contract gets updated
-        if amounts.len() == 1 {
-            let value = amounts[0];
-            amounts.resize(metrics.len(), value);
-        }
-
-        debug!("Returned quotes are: {:?}", amounts);
-
-        Ok(amounts)
-    }
+    // ── Single-node (quote) payments ────────────────────────────────────
 
     /// Pay for quotes.
     /// Returns the transaction hash and gas information.
@@ -92,32 +70,241 @@ where
         Ok((calldata, *self.contract.address()))
     }
 
-    /// Verify if payments are valid
-    pub async fn verify_payment<I: IntoIterator<Item: Into<IPaymentVault::PaymentVerification>>>(
+    // ── Merkle batch payments ───────────────────────────────────────────
+
+    /// Pay for Merkle tree batch.
+    ///
+    /// Sends `payForMerkleTree` with unpacked `PoolCommitment` structs (candidates have price).
+    ///
+    /// # Returns
+    /// * Tuple of (winner pool hash, total amount paid, gas info)
+    pub async fn pay_for_merkle_tree<I, T>(
+        &self,
+        depth: u8,
+        pool_commitments: I,
+        merkle_payment_timestamp: u64,
+        transaction_config: &TransactionConfig,
+    ) -> Result<(PoolHash, Amount, GasInfo), Error>
+    where
+        I: IntoIterator<Item = T>,
+        T: Into<IPaymentVault::PoolCommitment>,
+    {
+        debug!("Paying for Merkle tree: depth={depth}, timestamp={merkle_payment_timestamp}");
+
+        let (calldata, to) =
+            self.pay_for_merkle_tree_calldata(depth, pool_commitments, merkle_payment_timestamp)?;
+
+        let (tx_hash, gas_info) = self
+            .send_transaction_and_handle_errors(calldata, to, transaction_config)
+            .await?;
+
+        let event = self.get_merkle_payment_event(tx_hash).await?;
+
+        let winner_pool_hash = event.winnerPoolHash.0;
+        let total_amount = event.totalAmount;
+
+        debug!(
+            "MerklePaymentMade event: winnerPoolHash={}, depth={}, totalAmount={}, timestamp={}",
+            hex::encode(winner_pool_hash),
+            event.depth,
+            total_amount,
+            event.merklePaymentTimestamp
+        );
+
+        Ok((winner_pool_hash, total_amount, gas_info))
+    }
+
+    /// Get calldata for payForMerkleTree
+    fn pay_for_merkle_tree_calldata<I, T>(
         &self,
-        payment_verifications: I,
-    ) -> Result<[IPaymentVault::PaymentVerificationResult; 3], Error> {
-        let payment_verifications: Vec<IPaymentVault::PaymentVerification> = payment_verifications
+        depth: u8,
+        pool_commitments: I,
+        merkle_payment_timestamp: u64,
+    ) -> Result<(Calldata, Address), Error>
+    where
+        I: IntoIterator<Item = T>,
+        T: Into<IPaymentVault::PoolCommitment>,
+    {
+        let pool_commitments: Vec<IPaymentVault::PoolCommitment> = pool_commitments
             .into_iter()
-            .map(|v| v.into())
+            .map(|item| item.into())
             .collect();
 
-        debug!("Verifying payments: {payment_verifications:?}");
-
-        let results = retry(
-            || async {
-                self.contract
-                    .verifyPayment(payment_verifications.clone())
-                    .call()
-                    .await
-            },
-            "verifyPayment",
-            None,
+        let calldata = self
+            .contract
+            .payForMerkleTree(depth, pool_commitments, merkle_payment_timestamp)
+            .calldata()
+            .to_owned();
+
+        Ok((calldata, *self.contract.address()))
+    }
+
+    /// Get completed merkle payment info for a winner pool hash.
+    ///
+    /// Calls `getCompletedMerklePayment` on the contract, which returns
+    /// `CompletedMerklePayment` containing depth, timestamp, and paid nodes
+    /// (each with rewards address, pool index, and amount).
+    pub async fn get_completed_merkle_payment(
+        &self,
+        winner_pool_hash: PoolHash,
+    ) -> Result<IPaymentVault::CompletedMerklePayment, Error> {
+        debug!(
+            "Getting completed merkle payment for pool hash: {}",
+            hex::encode(winner_pool_hash)
+        );
+
+        let info = self
+            .contract
+            .getCompletedMerklePayment(winner_pool_hash.into())
+            .call()
+            .await
+            .map_err(Error::Contract)?;
+
+        // Check if payment exists (depth == 0 means not found)
+        if info.depth == 0 {
+            return Err(Error::PaymentNotFound(hex::encode(winner_pool_hash)));
+        }
+
+        debug!(
+            "getCompletedMerklePayment returned: depth={}, timestamp={}, paid_nodes={}",
+            info.depth,
+            info.merklePaymentTimestamp,
+            info.paidNodeAddresses.len()
+        );
+
+        Ok(info)
+    }
+
+    // ── Private helpers ─────────────────────────────────────────────────
+
+    /// Get the MerklePaymentMade event from a transaction hash with retry logic.
+    ///
+    /// Retries up to 2 times with exponential backoff if the event is not found
+    /// immediately (handles cases where the transaction may not be fully indexed).
+    async fn get_merkle_payment_event(
+        &self,
+        tx_hash: TxHash,
+    ) -> Result<IPaymentVault::MerklePaymentMade, Error> {
+        const MAX_ATTEMPTS: u32 = 3;
+        const INITIAL_DELAY_MS: u64 = 500;
+        const MAX_DELAY_MS: u64 = 8000;
+
+        let backoff = Backoff::new(
+            MAX_ATTEMPTS,
+            Duration::from_millis(INITIAL_DELAY_MS),
+            Some(Duration::from_millis(MAX_DELAY_MS)),
+        );
+
+        let mut last_error = None;
+        let mut attempt = 1;
+
+        for duration_opt in backoff {
+            match self.try_get_merkle_payment_event(tx_hash).await {
+                Ok(event) => return Ok(event),
+                Err(e) => {
+                    last_error = Some(e);
+
+                    if let Some(duration) = duration_opt {
+                        debug!(
+                            "Failed to get MerklePaymentMade event (attempt {}/{}), retrying in {}ms",
+                            attempt,
+                            MAX_ATTEMPTS,
+                            duration.as_millis()
+                        );
+                        tokio::time::sleep(duration).await;
+                    }
+                    attempt += 1;
+                }
+            }
+        }
+
+        Err(last_error.unwrap_or_else(|| {
+            Error::Rpc("Failed to get MerklePaymentMade event after retries".to_string())
+        }))
+    }
+
+    /// Try to get the MerklePaymentMade event from a transaction hash (single attempt)
+    async fn try_get_merkle_payment_event(
+        &self,
+        tx_hash: TxHash,
+    ) -> Result<IPaymentVault::MerklePaymentMade, Error> {
+        let tx = self
+            .contract
+            .provider()
+            .get_transaction_by_hash(tx_hash)
+            .await
+            .map_err(|e| Error::Rpc(format!("Failed to get transaction: {e}")))?
+            .ok_or_else(|| Error::Rpc("Transaction not found".to_string()))?;
+
+        let block_number = tx
+            .block_number()
+            .ok_or_else(|| Error::Rpc("Transaction has no block number".to_string()))?;
+
+        let events = self
+            .contract
+            .MerklePaymentMade_filter()
+            .from_block(block_number)
+            .to_block(block_number)
+            .query()
+            .await
+            .map_err(|e| Error::Rpc(format!("Failed to query MerklePaymentMade events: {e}")))?;
+
+        events
+            .into_iter()
+            .find(|(_, log)| log.transaction_hash == Some(tx_hash))
+            .map(|(event, _)| event)
+            .ok_or_else(|| {
+                Error::Rpc("MerklePaymentMade event not found in transaction".to_string())
+            })
+    }
+
+    /// Send transaction with retries and handle revert errors
+    async fn send_transaction_and_handle_errors(
+        &self,
+        calldata: Calldata,
+        to: Address,
+        transaction_config: &TransactionConfig,
+    ) -> Result<(TxHash, GasInfo), Error> {
+        let tx_result = crate::retry::send_transaction_with_retries(
+            self.contract.provider(),
+            calldata,
+            to,
+            "pay for merkle tree",
+            transaction_config,
         )
-        .await?;
+        .await;
+
+        match tx_result {
+            Ok((hash, gas_info)) => Ok((hash, gas_info)),
+            Err(TransactionError::TransactionReverted {
+                message,
+                revert_data,
+                nonce,
+            }) => {
+                let error = self.decode_revert_error(message, revert_data, nonce);
+                Err(error)
+            }
+            Err(other_err) => Err(Error::from(other_err)),
+        }
+    }
 
-        debug!("Payment verification results: {:?}", results);
+    /// Decode revert data or return generic transaction error
+    fn decode_revert_error(
+        &self,
+        message: String,
+        revert_data: Option<alloy::primitives::Bytes>,
+        nonce: Option<u64>,
+    ) -> Error {
+        if let Some(revert_data_bytes) = &revert_data
+            && let Some(decoded_err) = Error::try_decode_revert(revert_data_bytes)
+        {
+            return decoded_err;
+        }
 
-        Ok(results)
+        Error::Transaction(TransactionError::TransactionReverted {
+            message,
+            revert_data,
+            nonce,
+        })
     }
 }
diff --git a/src/contract/payment_vault/implementation.rs b/src/contract/payment_vault/implementation.rs
index ef8497b..4fca752 100644
--- a/src/contract/payment_vault/implementation.rs
+++ b/src/contract/payment_vault/implementation.rs
@@ -1,5 +1,6 @@
 use crate::common::Address;
 use alloy::network::Network;
+use alloy::primitives::U256;
 use alloy::providers::Provider;
 use alloy::sol;
 
@@ -7,18 +8,24 @@ sol!(
     #[allow(missing_docs)]
     #[sol(rpc)]
     PaymentVaultImplementation,
-    "artifacts/PaymentVaultNoProxyV6.json"
+    "artifacts/PaymentVaultV2.json"
 );
 
-/// Deploys the payment vault contract and returns the contract address
+/// Default batch limit for local deployments.
+const DEFAULT_BATCH_LIMIT: U256 = U256::from_limbs([512, 0, 0, 0]);
+
+/// Deploys the unified payment vault contract and returns the contract address.
+///
+/// Uses a default batch limit of 512 for local testing.
 pub async fn deploy<P, N>(provider: &P, network_token_address: Address) -> Address
 where
     P: Provider<N>,
     N: Network,
 {
-    let contract = PaymentVaultImplementation::deploy(provider, network_token_address)
-        .await
-        .expect("Could not deploy payment vault implementation contract");
+    let contract =
+        PaymentVaultImplementation::deploy(provider, network_token_address, DEFAULT_BATCH_LIMIT)
+            .await
+            .expect("Could not deploy payment vault implementation contract");
 
     *contract.address()
 }
diff --git a/src/contract/payment_vault/interface.rs b/src/contract/payment_vault/interface.rs
index 468e9f8..5eb0e42 100644
--- a/src/contract/payment_vault/interface.rs
+++ b/src/contract/payment_vault/interface.rs
@@ -1,7 +1,5 @@
-use crate::common::{Address, Amount, QuoteHash, U256};
-use crate::contract::data_type_conversion;
-use crate::quoting_metrics::QuotingMetrics;
-use alloy::primitives::FixedBytes;
+use crate::common::{Address, Amount, QuoteHash};
+use crate::merkle_batch_payment::CANDIDATES_PER_POOL;
 use alloy::sol;
 
 sol!(
@@ -9,18 +7,11 @@ sol!(
     #[derive(Debug)]
     #[sol(rpc)]
     IPaymentVault,
-    "abi/IPaymentVaultV6.json"
+    "abi/IPaymentVault.json"
 );
 
-impl From<(QuoteHash, QuotingMetrics, Address)> for IPaymentVault::PaymentVerification {
-    fn from(value: (QuoteHash, QuotingMetrics, Address)) -> Self {
-        Self {
-            metrics: value.1.into(),
-            rewardsAddress: value.2,
-            quoteHash: value.0,
-        }
-    }
-}
+// Re-export PoolHash
+pub use crate::merkle_batch_payment::PoolHash;
 
 impl From<(QuoteHash, Address, Amount)> for IPaymentVault::DataPayment {
     fn from(value: (QuoteHash, Address, Amount)) -> Self {
@@ -32,26 +23,22 @@ impl From<(QuoteHash, Address, Amount)> for IPaymentVault::DataPayment {
     }
 }
 
-impl From<QuotingMetrics> for IPaymentVault::QuotingMetrics {
-    fn from(value: QuotingMetrics) -> Self {
+impl From<crate::merkle_batch_payment::PoolCommitment> for IPaymentVault::PoolCommitment {
+    fn from(pool: crate::merkle_batch_payment::PoolCommitment) -> Self {
+        let candidates_array: [IPaymentVault::CandidateNode; CANDIDATES_PER_POOL] =
+            pool.candidates.map(|c| c.into());
+        Self {
+            poolHash: pool.pool_hash.into(),
+            candidates: candidates_array,
+        }
+    }
+}
+
+impl From<crate::merkle_batch_payment::CandidateNode> for IPaymentVault::CandidateNode {
+    fn from(node: crate::merkle_batch_payment::CandidateNode) -> Self {
         Self {
-            dataType: data_type_conversion(value.data_type),
-            dataSize: U256::from(value.data_size),
-            closeRecordsStored: U256::from(value.close_records_stored),
-            recordsPerType: value
-                .records_per_type
-                .into_iter()
-                .map(|(data_type, amount)| IPaymentVault::Record {
-                    dataType: data_type_conversion(data_type),
-                    records: U256::from(amount),
-                })
-                .collect(),
-            maxRecords: U256::from(value.max_records),
-            receivedPaymentCount: U256::from(value.received_payment_count),
-            liveTime: U256::from(value.live_time),
-            networkDensity: FixedBytes::<32>::from(value.network_density.unwrap_or_default())
-                .into(),
-            networkSize: value.network_size.map(U256::from).unwrap_or_default(),
+            rewardsAddress: node.rewards_address,
+            amount: node.price, // our internal "price" maps to contract's "amount"
         }
     }
 }
diff --git a/src/contract/payment_vault/mod.rs b/src/contract/payment_vault/mod.rs
index 87a117a..81503cd 100644
--- a/src/contract/payment_vault/mod.rs
+++ b/src/contract/payment_vault/mod.rs
@@ -1,7 +1,6 @@
-use crate::Network;
-use crate::common::{Address, Amount, QuoteHash};
+use crate::contract::payment_vault::error::Error;
 use crate::contract::payment_vault::handler::PaymentVaultHandler;
-use crate::quoting_metrics::QuotingMetrics;
+use crate::merkle_batch_payment::PoolHash;
 use crate::utils::http_provider;
 
 pub mod error;
@@ -11,45 +10,22 @@ pub mod interface;
 
 pub const MAX_TRANSFERS_PER_TRANSACTION: usize = 256;
 
-/// Helper function to return a quote for the given quoting metrics.
-pub async fn get_market_price(
-    network: &Network,
-    quoting_metrics: Vec<QuotingMetrics>,
-) -> Result<Vec<Amount>, error::Error> {
-    let provider = http_provider(network.rpc_url().clone());
-    let payment_vault = PaymentVaultHandler::new(*network.data_payments_address(), provider);
-    payment_vault.get_quote(quoting_metrics).await
-}
-
-/// Helper function to verify whether a data payment is valid.
-/// Returns the amount paid to the owned quote hashes.
-pub async fn verify_data_payment(
-    network: &Network,
-    owned_quote_hashes: Vec<QuoteHash>,
-    payment: Vec<(QuoteHash, QuotingMetrics, Address)>,
-) -> Result<Amount, error::Error> {
-    let provider = http_provider(network.rpc_url().clone());
-    let payment_vault = PaymentVaultHandler::new(*network.data_payments_address(), provider);
+/// Helper function to get completed merkle payment info for verification.
+/// Returns the payment info if the payment exists on-chain.
+pub async fn get_completed_merkle_payment(
+    network: &crate::Network,
+    winner_pool_hash: PoolHash,
+) -> Result<interface::IPaymentVault::CompletedMerklePayment, Error> {
+    let vault_address = *network.payment_vault_address();
 
-    let mut amount = Amount::ZERO;
+    debug!(
+        "get_completed_merkle_payment: contract={:?}, pool_hash={}",
+        vault_address,
+        hex::encode(winner_pool_hash)
+    );
 
-    let payment_verifications: Vec<_> = payment
-        .into_iter()
-        .map(interface::IPaymentVault::PaymentVerification::from)
-        .collect();
-
-    let payment_verification_results = payment_vault.verify_payment(payment_verifications).await?;
-
-    for payment_verification_result in payment_verification_results {
-        // TODO we currently fail on a single invalid payment, maybe we should deal with this in a different way
-        if !payment_verification_result.isValid {
-            return Err(error::Error::PaymentInvalid);
-        }
-
-        if owned_quote_hashes.contains(&payment_verification_result.quoteHash) {
-            amount += payment_verification_result.amountPaid;
-        }
-    }
+    let provider = http_provider(network.rpc_url().clone());
+    let handler = PaymentVaultHandler::new(vault_address, provider);
 
-    Ok(amount)
+    handler.get_completed_merkle_payment(winner_pool_hash).await
 }
diff --git a/src/data_payments.rs b/src/data_payments.rs
index 477dd96..f55b837 100644
--- a/src/data_payments.rs
+++ b/src/data_payments.rs
@@ -11,9 +11,8 @@
 //! Defines [`EncodedPeerId`], [`PaymentQuote`], and [`ProofOfPayment`] used
 //! in the EVM payment verification flow.
 
-use crate::common::{Address as RewardsAddress, QuoteHash};
+use crate::common::{Address as RewardsAddress, Amount, QuoteHash};
 use crate::cryptography::hash as crypto_hash;
-use crate::quoting_metrics::QuotingMetrics;
 use serde::{Deserialize, Serialize};
 use std::fmt;
 use std::time::SystemTime;
@@ -58,11 +57,11 @@ pub struct ProofOfPayment {
 
 impl ProofOfPayment {
     /// Returns a short digest of the proof of payment to use for on-chain verification.
-    pub fn digest(&self) -> Vec<(QuoteHash, QuotingMetrics, RewardsAddress)> {
+    pub fn digest(&self) -> Vec<(QuoteHash, Amount, RewardsAddress)> {
         self.peer_quotes
             .clone()
             .into_iter()
-            .map(|(_, quote)| (quote.hash(), quote.quoting_metrics, quote.rewards_address))
+            .map(|(_, quote)| (quote.hash(), quote.price, quote.rewards_address))
             .collect()
     }
 }
@@ -78,8 +77,8 @@ pub struct PaymentQuote {
     pub content: XorName,
     /// The local node time when the quote was created
     pub timestamp: SystemTime,
-    /// Quoting metrics being used to generate this quote
-    pub quoting_metrics: QuotingMetrics,
+    /// The node-calculated price for storing this content
+    pub price: Amount,
     /// The node's wallet address
     pub rewards_address: RewardsAddress,
     /// The node's public key in bytes (ML-DSA-65)
@@ -93,7 +92,7 @@ impl fmt::Debug for PaymentQuote {
         f.debug_struct("PaymentQuote")
             .field("content", &self.content)
             .field("timestamp", &self.timestamp)
-            .field("quoting_metrics", &self.quoting_metrics)
+            .field("price", &self.price)
             .field("rewards_address", &self.rewards_address)
             .finish_non_exhaustive()
     }
@@ -112,7 +111,7 @@ impl PaymentQuote {
     pub fn bytes_for_signing(
         xorname: XorName,
         timestamp: SystemTime,
-        quoting_metrics: &QuotingMetrics,
+        price: &Amount,
         rewards_address: &RewardsAddress,
     ) -> Vec<u8> {
         let mut bytes = xorname.to_vec();
@@ -121,8 +120,7 @@ impl PaymentQuote {
             .unwrap_or_default()
             .as_secs();
         bytes.extend_from_slice(&secs.to_le_bytes());
-        let serialised_quoting_metrics = rmp_serde::to_vec(quoting_metrics).unwrap_or_default();
-        bytes.extend_from_slice(&serialised_quoting_metrics);
+        bytes.extend_from_slice(&price.to_le_bytes::<32>());
         bytes.extend_from_slice(rewards_address.as_slice());
         bytes
     }
@@ -132,7 +130,7 @@ impl PaymentQuote {
         Self::bytes_for_signing(
             self.content,
             self.timestamp,
-            &self.quoting_metrics,
+            &self.price,
             &self.rewards_address,
         )
     }
diff --git a/src/external_signer.rs b/src/external_signer.rs
index 64b69df..26ffe04 100644
--- a/src/external_signer.rs
+++ b/src/external_signer.rs
@@ -68,12 +68,12 @@ pub fn pay_for_quotes_calldata<T: IntoIterator<Item = QuotePayment>>(
 
     let total_amount = payments.iter().map(|(_, _, amount)| amount).sum();
 
-    let approve_spender = *network.data_payments_address();
+    let approve_spender = *network.payment_vault_address();
     let approve_amount = total_amount;
 
     let provider = http_provider(network.rpc_url().clone());
     let data_payments = crate::contract::payment_vault::handler::PaymentVaultHandler::new(
-        *network.data_payments_address(),
+        *network.payment_vault_address(),
         provider,
     );
 
diff --git a/src/lib.rs b/src/lib.rs
index 7df98aa..56d1aa8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -12,10 +12,8 @@
 #![allow(clippy::enum_variant_names)]
 
 use crate::common::{Address, Amount};
-use crate::contract::merkle_payment_vault::error::Error as MerklePaymentError;
-use crate::contract::merkle_payment_vault::handler::MerklePaymentVaultHandler;
 use crate::merkle_batch_payment::PoolCommitment;
-use crate::utils::{get_evm_network, http_provider};
+use crate::utils::get_evm_network;
 use alloy::primitives::address;
 use alloy::transports::http::reqwest;
 use serde::{Deserialize, Serialize};
@@ -69,17 +67,13 @@ const ARBITRUM_ONE_PAYMENT_TOKEN_ADDRESS: Address =
 const ARBITRUM_SEPOLIA_TEST_PAYMENT_TOKEN_ADDRESS: Address =
     address!("4bc1aCE0E66170375462cB4E6Af42Ad4D5EC689C");
 
-const ARBITRUM_ONE_DATA_PAYMENTS_ADDRESS: Address =
-    address!("B1b5219f8Aaa18037A2506626Dd0406a46f70BcC");
+/// Unified payment vault address (handles both single-node and merkle payments).
+const ARBITRUM_ONE_PAYMENT_VAULT_ADDRESS: Address =
+    address!("9A3EcAc693b699Fc0B2B6A50B5549e50c2320A26");
 
-const ARBITRUM_SEPOLIA_TEST_DATA_PAYMENTS_ADDRESS: Address =
-    address!("7f0842a78f7d4085d975ba91d630d680f91b1295");
-
-const ARBITRUM_ONE_MERKLE_PAYMENTS_ADDRESS: Address =
-    address!("0x8c20E9A6e5e2aA038Ed463460E412B669fE712Aa");
-
-const ARBITRUM_SEPOLIA_TEST_MERKLE_PAYMENTS_ADDRESS: Address =
-    address!("0x393F6825C248a29295A7f9Bfa03e475decb44dc0");
+/// Unified payment vault address on Arbitrum Sepolia (proxy contract).
+const ARBITRUM_SEPOLIA_TEST_PAYMENT_VAULT_ADDRESS: Address =
+    address!("d742E8CFEf27A9a884F3EFfA239Ee2F39c276522");
 
 #[serde_as]
 #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
@@ -87,25 +81,18 @@ pub struct CustomNetwork {
     #[serde_as(as = "DisplayFromStr")]
     pub rpc_url_http: reqwest::Url,
     pub payment_token_address: Address,
-    pub data_payments_address: Address,
-    pub merkle_payments_address: Option<Address>,
+    /// Unified payment vault handling both single-node and merkle payments.
+    pub payment_vault_address: Address,
 }
 
 impl CustomNetwork {
-    pub fn new(
-        rpc_url: &str,
-        payment_token_addr: &str,
-        data_payments_addr: &str,
-        merkle_payments_addr: Option<&str>,
-    ) -> Self {
+    pub fn new(rpc_url: &str, payment_token_addr: &str, payment_vault_addr: &str) -> Self {
         Self {
             rpc_url_http: reqwest::Url::parse(rpc_url).expect("Invalid RPC URL"),
             payment_token_address: Address::from_str(payment_token_addr)
                 .expect("Invalid payment token address"),
-            data_payments_address: Address::from_str(data_payments_addr)
-                .expect("Invalid chunk payments address"),
-            merkle_payments_address: merkle_payments_addr
-                .map(|addr| Address::from_str(addr).expect("Invalid merkle payments address")),
+            payment_vault_address: Address::from_str(payment_vault_addr)
+                .expect("Invalid payment vault address"),
         }
     }
 }
@@ -147,17 +134,11 @@ impl Network {
         })
     }
 
-    pub fn new_custom(
-        rpc_url: &str,
-        payment_token_addr: &str,
-        chunk_payments_addr: &str,
-        merkle_payments_addr: Option<&str>,
-    ) -> Self {
+    pub fn new_custom(rpc_url: &str, payment_token_addr: &str, payment_vault_addr: &str) -> Self {
         Self::Custom(CustomNetwork::new(
             rpc_url,
             payment_token_addr,
-            chunk_payments_addr,
-            merkle_payments_addr,
+            payment_vault_addr,
         ))
     }
 
@@ -185,59 +166,49 @@ impl Network {
         }
     }
 
-    pub fn data_payments_address(&self) -> &Address {
-        match self {
-            Network::ArbitrumOne => &ARBITRUM_ONE_DATA_PAYMENTS_ADDRESS,
-            Network::ArbitrumSepoliaTest => &ARBITRUM_SEPOLIA_TEST_DATA_PAYMENTS_ADDRESS,
-            Network::Custom(custom) => &custom.data_payments_address,
-        }
-    }
-
-    pub fn merkle_payments_address(&self) -> Option<&Address> {
+    /// Unified payment vault address (handles both single-node and merkle payments).
+    pub fn payment_vault_address(&self) -> &Address {
         match self {
-            Network::ArbitrumOne => Some(&ARBITRUM_ONE_MERKLE_PAYMENTS_ADDRESS),
-            Network::ArbitrumSepoliaTest => Some(&ARBITRUM_SEPOLIA_TEST_MERKLE_PAYMENTS_ADDRESS),
-            Network::Custom(custom) => custom.merkle_payments_address.as_ref(),
+            Network::ArbitrumOne => &ARBITRUM_ONE_PAYMENT_VAULT_ADDRESS,
+            Network::ArbitrumSepoliaTest => &ARBITRUM_SEPOLIA_TEST_PAYMENT_VAULT_ADDRESS,
+            Network::Custom(custom) => &custom.payment_vault_address,
         }
     }
 
-    /// Estimate the cost of a Merkle tree batch using smart contract view function (0 gas).
+    /// Estimate the cost of a Merkle tree batch locally.
+    ///
+    /// Estimates the worst-case cost of a Merkle tree payment locally.
     ///
-    /// This calls the smart contract's view function which runs the exact same
-    /// pricing logic as the actual payment, ensuring accurate cost estimation.
-    /// No wallet is needed since view functions don't require signing.
+    /// The Solidity contract charges `median16(quotes) * (1 << depth)` for the
+    /// winning pool. The only unknown is which pool wins, so the worst case is
+    /// the pool with the highest `median(prices) * 2^depth`. No on-chain call
+    /// is made.
     ///
     /// # Arguments
     /// * `depth` - The Merkle tree depth
-    /// * `pool_commitments` - Vector of pool commitments with metrics (one per reward pool)
-    /// * `merkle_payment_timestamp` - Unix timestamp for the payment
+    /// * `pool_commitments` - Vector of pool commitments with prices (one per reward pool)
     ///
     /// # Returns
-    /// * Estimated total cost in AttoTokens
-    pub async fn estimate_merkle_payment_cost(
+    /// * Worst-case cost estimate in AttoTokens
+    pub fn estimate_merkle_payment_cost(
         &self,
         depth: u8,
         pool_commitments: &[PoolCommitment],
-        merkle_payment_timestamp: u64,
-    ) -> Result<Amount, MerklePaymentError> {
+    ) -> Amount {
         if pool_commitments.is_empty() {
-            return Ok(Amount::ZERO);
+            return Amount::ZERO;
         }
 
-        // Create provider (no wallet needed for view calls)
-        let provider = http_provider(self.rpc_url().clone());
-
-        // Get Merkle payment vault address
-        let merkle_vault_address = *self
-            .merkle_payments_address()
-            .ok_or(MerklePaymentError::MerklePaymentsAddressNotConfigured)?;
-
-        // Create handler and call the contract's view function
-        let handler = MerklePaymentVaultHandler::new(merkle_vault_address, provider);
-        let total_amount = handler
-            .estimate_merkle_tree_cost(depth, pool_commitments.to_vec(), merkle_payment_timestamp)
-            .await?;
-
-        Ok(total_amount)
+        let multiplier = Amount::from(1u64 << depth);
+        pool_commitments
+            .iter()
+            .map(|pool| {
+                let mut prices: Vec<Amount> = pool.candidates.iter().map(|c| c.price).collect();
+                prices.sort_unstable(); // ascending
+                // Upper median (index 8 of 16) — matches Solidity's median16 (k = 8)
+                prices[prices.len() / 2] * multiplier
+            })
+            .max()
+            .unwrap_or(Amount::ZERO)
     }
 }
diff --git a/src/merkle_batch_payment.rs b/src/merkle_batch_payment.rs
index 9320a2d..205ead2 100644
--- a/src/merkle_batch_payment.rs
+++ b/src/merkle_batch_payment.rs
@@ -12,13 +12,11 @@
 //! mock implementation of the smart contract. When the real smart contract is ready, the
 //! disk contract will be replaced with actual on-chain calls.
 
-use crate::common::{Address as RewardsAddress, U256};
-use crate::contract::data_type_conversion;
-use crate::quoting_metrics::QuotingMetrics;
-use serde::{Deserialize, Serialize};
+use crate::common::{Address as RewardsAddress, Amount};
 
 #[cfg(test)]
-use crate::common::Amount;
+use crate::common::U256;
+use serde::{Deserialize, Serialize};
 
 #[cfg(test)]
 use std::path::PathBuf;
@@ -26,21 +24,6 @@ use std::path::PathBuf;
 #[cfg(test)]
 use thiserror::Error;
 
-/// Error returned when `total_cost_unit` exceeds the 248-bit limit during packing.
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
-pub struct CostUnitOverflow;
-
-impl std::fmt::Display for CostUnitOverflow {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(
-            f,
-            "total_cost_unit exceeds {TOTAL_COST_UNIT_BITS}-bit limit (top 8 bits reserved for packing)"
-        )
-    }
-}
-
-impl std::error::Error for CostUnitOverflow {}
-
 /// Pool hash type (32 bytes) - compatible with XorName without the dependency
 pub type PoolHash = [u8; 32];
 
@@ -50,33 +33,9 @@ pub const CANDIDATES_PER_POOL: usize = 16;
 /// Maximum supported Merkle tree depth
 pub const MAX_MERKLE_DEPTH: u8 = 8;
 
-/// Number of bits available for total_cost_unit when packed with data_type (u8 = 8 bits)
-const TOTAL_COST_UNIT_BITS: usize = 248;
-
-/// Cost unit weights per data type, matching the production contract's `costUnitPerDataType` mapping.
-/// These weights determine the relative storage cost of each data type.
-const COST_UNIT_GRAPH_ENTRY: u64 = 1;
-const COST_UNIT_SCRATCHPAD: u64 = 100;
-const COST_UNIT_CHUNK: u64 = 10;
-const COST_UNIT_POINTER: u64 = 20;
-
-/// Get the cost unit for a Solidity DataType index.
-///
-/// Matches the contract's `costUnitPerDataType` mapping:
-///   GraphEntry(0) = 1, Scratchpad(1) = 100, Chunk(2) = 10, Pointer(3) = 20
-fn cost_unit_for_data_type(solidity_data_type: u8) -> U256 {
-    match solidity_data_type {
-        0 => U256::from(COST_UNIT_GRAPH_ENTRY),
-        1 => U256::from(COST_UNIT_SCRATCHPAD),
-        2 => U256::from(COST_UNIT_CHUNK),
-        3 => U256::from(COST_UNIT_POINTER),
-        _ => U256::ZERO,
-    }
-}
-
 /// Calculate expected number of reward pools for a given tree depth
 ///
-/// Formula: 2^ceil(depth/2)
+/// Formula: 2^ceil(depth/2) — must match `MerklePaymentLib.expectedRewardPools` in Solidity
 pub fn expected_reward_pools(depth: u8) -> usize {
     let half_depth = depth.div_ceil(2);
     1 << half_depth
@@ -92,126 +51,34 @@ pub struct PoolCommitment {
     /// This commits to the midpoint proof and all node signatures
     pub pool_hash: PoolHash,
 
-    /// Candidate nodes with metrics
+    /// Candidate nodes with prices
     pub candidates: [CandidateNode; CANDIDATES_PER_POOL],
 }
 
-/// Candidate node with metrics for pool commitment
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
-pub struct CandidateNode {
-    /// Rewards address of the candidate node
-    pub rewards_address: RewardsAddress,
-
-    /// Metrics of the candidate node
-    pub metrics: QuotingMetrics,
-}
-
-/// Packed candidate node for compact calldata (v2)
+/// Candidate node with price for pool commitment
 ///
-/// This struct packs the data type and total cost unit into a single U256 to reduce calldata size.
-/// The packing format is: `packed = (totalCostUnit << 8) | dataType`
-/// - dataType occupies bits 0-7 (lower 8 bits)
-/// - totalCostUnit occupies bits 8-255
+/// Nodes calculate their own price as `(chunks_stored / 6000)^2`.
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
-pub struct CandidateNodePacked {
+pub struct CandidateNode {
     /// Rewards address of the candidate node
     pub rewards_address: RewardsAddress,
 
-    /// Packed data: (totalCostUnit << 8) | dataType
-    pub data_type_and_total_cost_unit: U256,
+    /// Node-calculated price
+    pub price: Amount,
 }
 
-/// Packed pool commitment for compact calldata (v2)
-///
-/// Uses CandidateNodePacked instead of CandidateNode for smaller calldata.
+/// What's stored on-chain (or disk) - indexed by winner_pool_hash
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
-pub struct PoolCommitmentPacked {
-    /// Hash of the full MerklePaymentCandidatePool (cryptographic commitment)
-    pub pool_hash: PoolHash,
-
-    /// Packed candidate nodes
-    pub candidates: [CandidateNodePacked; CANDIDATES_PER_POOL],
-}
-
-/// Encode data type and total cost unit into a single U256
-///
-/// Format: `packed = (totalCostUnit << 8) | dataType`
-/// - dataType occupies bits 0-7 (lower 8 bits)
-/// - totalCostUnit occupies bits 8-255
-pub fn encode_data_type_and_cost(
-    data_type: u8,
-    total_cost_unit: U256,
-) -> Result<U256, CostUnitOverflow> {
-    if total_cost_unit >= (U256::from(1) << TOTAL_COST_UNIT_BITS) {
-        return Err(CostUnitOverflow);
-    }
-    Ok((total_cost_unit << 8) | U256::from(data_type))
-}
-
-/// Decode data type and total cost unit from a packed U256
-///
-/// Returns (data_type, total_cost_unit)
-#[cfg(test)]
-pub fn decode_data_type_and_cost(packed: U256) -> (u8, U256) {
-    let data_type = (packed & U256::from(0xFF)).to::<u8>();
-    let total_cost_unit = packed >> 8;
-    (data_type, total_cost_unit)
-}
-
-/// Calculate total cost unit from QuotingMetrics
-///
-/// Matches the contract's `_getTotalCostUnit`: for each record type, multiplies the record
-/// count by that type's `costUnitPerDataType` weight, then sums the results.
-/// Falls back to close_records_stored if records_per_type is empty (fresh nodes).
-/// Uses a minimum of 1 to ensure non-zero cost unit.
-pub fn calculate_total_cost_unit(metrics: &QuotingMetrics) -> U256 {
-    // Sum: costUnitPerDataType[dataType] * records, matching the contract
-    let total_from_types: U256 =
-        metrics
-            .records_per_type
-            .iter()
-            .fold(U256::ZERO, |acc, (data_type, count)| {
-                let solidity_type = data_type_conversion(*data_type);
-                acc + cost_unit_for_data_type(solidity_type) * U256::from(*count)
-            });
-
-    if total_from_types > U256::ZERO {
-        total_from_types
-    } else {
-        // Use close_records_stored as fallback for fresh nodes, with minimum of 1
-        let fallback = std::cmp::max(metrics.close_records_stored as u64, 1);
-        let solidity_type = data_type_conversion(metrics.data_type);
-        cost_unit_for_data_type(solidity_type) * U256::from(fallback)
-    }
-}
+pub struct OnChainPaymentInfo {
+    /// Tree depth
+    pub depth: u8,
 
-impl CandidateNode {
-    /// Convert to packed format for v2 contract calls
-    pub fn to_packed(&self) -> Result<CandidateNodePacked, CostUnitOverflow> {
-        let data_type = data_type_conversion(self.metrics.data_type);
-        let total_cost_unit = calculate_total_cost_unit(&self.metrics);
-        Ok(CandidateNodePacked {
-            rewards_address: self.rewards_address,
-            data_type_and_total_cost_unit: encode_data_type_and_cost(data_type, total_cost_unit)?,
-        })
-    }
-}
+    /// Merkle payment timestamp provided by client (unix seconds)
+    /// This is the timestamp that all nodes in the pool used for their quotes
+    pub merkle_payment_timestamp: u64,
 
-impl PoolCommitment {
-    /// Convert to packed format for v2 contract calls
-    pub fn to_packed(&self) -> Result<PoolCommitmentPacked, CostUnitOverflow> {
-        let mut packed_candidates = Vec::with_capacity(CANDIDATES_PER_POOL);
-        for c in &self.candidates {
-            packed_candidates.push(c.to_packed()?);
-        }
-        let candidates: [CandidateNodePacked; CANDIDATES_PER_POOL] = packed_candidates
-            .try_into()
-            .expect("Vec length matches CANDIDATES_PER_POOL");
-        Ok(PoolCommitmentPacked {
-            pool_hash: self.pool_hash,
-            candidates,
-        })
-    }
+    /// Addresses of the 'depth' nodes that were paid, with their pool index and paid amount
+    pub paid_node_addresses: Vec<(RewardsAddress, usize, Amount)>,
 }
 
 #[cfg(test)]
@@ -237,20 +104,6 @@ pub enum SmartContractError {
     JsonError(#[from] serde_json::Error),
 }
 
-/// What's stored on-chain (or disk) - indexed by winner_pool_hash
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
-pub struct OnChainPaymentInfo {
-    /// Tree depth
-    pub depth: u8,
-
-    /// Merkle payment timestamp provided by client (unix seconds)
-    /// This is the timestamp that all nodes in the pool used for their quotes
-    pub merkle_payment_timestamp: u64,
-
-    /// Addresses of the 'depth' nodes that were paid along with their indices in the winner pool
-    pub paid_node_addresses: Vec<(RewardsAddress, usize)>,
-}
-
 #[cfg(test)]
 /// Disk-based Merkle payment contract (mock for testing)
 ///
@@ -350,16 +203,21 @@ impl DiskMerklePaymentContract {
             winner_node_indices.len()
         );
 
+        // Calculate total amount from winner node prices
+        let mut total_amount = Amount::ZERO;
+
         // Extract paid node addresses, along with their indices
         let mut paid_node_addresses = Vec::new();
         for (i, &node_idx) in winner_node_indices.iter().enumerate() {
-            let addr = winner_pool.candidates[node_idx].rewards_address;
-            paid_node_addresses.push((addr, node_idx));
-            println!("  Node {}: {addr}", i + 1);
+            let candidate = &winner_pool.candidates[node_idx];
+            let addr = candidate.rewards_address;
+            paid_node_addresses.push((addr, node_idx, candidate.price));
+            total_amount += candidate.price;
+            println!("  Node {}: {addr} (price: {})", i + 1, candidate.price);
         }
 
         println!(
-            "\nSimulating payment to {} nodes...",
+            "\nSimulating payment to {} nodes, total: {total_amount}...",
             paid_node_addresses.len()
         );
         println!("=========================\n");
@@ -379,10 +237,7 @@ impl DiskMerklePaymentContract {
 
         println!("✓ Stored payment info to: {}", file_path.display());
 
-        // placeholder amount based on depth
-        let placeholder_amount = Amount::from(2_u64.pow(depth as u32));
-
-        Ok((winner_pool_hash, placeholder_amount))
+        Ok((winner_pool_hash, total_amount))
     }
 
     /// Get payment info by winner pool hash
@@ -405,150 +260,30 @@ mod tests {
     use super::*;
 
     #[test]
-    fn test_encode_decode_data_type_and_cost() {
-        // Test basic encoding/decoding
-        let data_type: u8 = 2; // Chunk
-        let total_cost_unit = U256::from(1000u64); // Record count
-
-        let packed = encode_data_type_and_cost(data_type, total_cost_unit).unwrap();
-        let (decoded_type, decoded_cost) = decode_data_type_and_cost(packed);
-
-        assert_eq!(decoded_type, data_type);
-        assert_eq!(decoded_cost, total_cost_unit);
-    }
-
-    #[test]
-    fn test_encode_decode_boundary_values() {
-        // Test with max u8 data type
-        let data_type: u8 = 255;
-        let total_cost_unit = U256::from(100u64);
-
-        let packed = encode_data_type_and_cost(data_type, total_cost_unit).unwrap();
-        let (decoded_type, decoded_cost) = decode_data_type_and_cost(packed);
-
-        assert_eq!(decoded_type, data_type);
-        assert_eq!(decoded_cost, total_cost_unit);
-    }
-
-    #[test]
-    fn test_encode_decode_zero_values() {
-        // Test with zero values
-        let packed = encode_data_type_and_cost(0, U256::ZERO).unwrap();
-        let (decoded_type, decoded_cost) = decode_data_type_and_cost(packed);
-
-        assert_eq!(decoded_type, 0);
-        assert_eq!(decoded_cost, U256::ZERO);
-    }
-
-    #[test]
-    fn test_encode_returns_error_on_overflow() {
-        // total_cost_unit that uses all 256 bits should fail
-        let overflow_value = U256::MAX;
-        let result = encode_data_type_and_cost(0, overflow_value);
-        assert!(result.is_err());
-    }
-
-    #[test]
-    fn test_encode_decode_large_cost() {
-        // Test with large cost (U256 max - some value to avoid overflow when shifting)
-        let data_type: u8 = 1;
-        let large_cost = U256::from(u128::MAX);
-
-        let packed = encode_data_type_and_cost(data_type, large_cost).unwrap();
-        let (decoded_type, decoded_cost) = decode_data_type_and_cost(packed);
-
-        assert_eq!(decoded_type, data_type);
-        assert_eq!(decoded_cost, large_cost);
-    }
-
-    #[test]
-    fn test_calculate_total_cost_unit() {
-        let metrics = QuotingMetrics {
-            data_type: 0,
-            data_size: 1024 * 1024,
-            close_records_stored: 100,
-            records_per_type: vec![(0, 10), (1, 20), (2, 5)],
-            max_records: 1000,
-            received_payment_count: 50,
-            live_time: 3600,
-            network_density: None,
-            network_size: Some(1000),
-        };
-
-        let total_cost = calculate_total_cost_unit(&metrics);
-
-        // Rust type 0 -> Chunk(cost=10):   10 * 10 = 100
-        // Rust type 1 -> GraphEntry(cost=1): 20 * 1  = 20
-        // Rust type 2 -> Pointer(cost=20):   5  * 20 = 100
-        // Total = 220
-        assert_eq!(total_cost, U256::from(220u64));
-    }
-
-    #[test]
-    fn test_calculate_total_cost_unit_empty_records() {
-        let metrics = QuotingMetrics {
-            data_type: 0,
-            data_size: 1024,
-            close_records_stored: 0,
-            records_per_type: vec![],
-            max_records: 1000,
-            received_payment_count: 0,
-            live_time: 0,
-            network_density: None,
-            network_size: None,
-        };
-
-        let total_cost = calculate_total_cost_unit(&metrics);
-        // Fallback: max(0, 1) = 1 record, data_type 0 -> Chunk(cost=10), total = 10
-        assert_eq!(total_cost, U256::from(10u64));
+    fn test_expected_reward_pools() {
+        assert_eq!(expected_reward_pools(1), 2);
+        assert_eq!(expected_reward_pools(2), 2);
+        assert_eq!(expected_reward_pools(3), 4);
+        assert_eq!(expected_reward_pools(4), 4);
+        assert_eq!(expected_reward_pools(8), 16);
     }
 
     #[test]
-    fn test_candidate_node_to_packed() {
-        let metrics = QuotingMetrics {
-            data_type: 0, // Will be converted to 2 (Chunk) by data_type_conversion
-            data_size: 1024 * 1024,
-            close_records_stored: 100,
-            records_per_type: vec![(0, 10)],
-            max_records: 1000,
-            received_payment_count: 50,
-            live_time: 3600,
-            network_density: None,
-            network_size: Some(1000),
-        };
-
+    fn test_candidate_node_price() {
         let candidate = CandidateNode {
             rewards_address: RewardsAddress::from([0x42; 20]),
-            metrics,
+            price: U256::from(1000u64),
         };
-
-        let packed = candidate.to_packed().unwrap();
-
-        assert_eq!(packed.rewards_address, candidate.rewards_address);
-
-        // Decode and verify
-        let (data_type, total_cost) =
-            decode_data_type_and_cost(packed.data_type_and_total_cost_unit);
-        assert_eq!(data_type, 2); // Chunk data type after conversion
-        assert_eq!(total_cost, U256::from(100u64)); // 10 records * Chunk cost unit (10)
+        assert_eq!(candidate.price, U256::from(1000u64));
+        assert_eq!(candidate.rewards_address, RewardsAddress::from([0x42; 20]));
     }
 
     #[test]
-    fn test_pool_commitment_to_packed() {
+    fn test_pool_commitment_structure() {
         let candidates: [CandidateNode; CANDIDATES_PER_POOL] =
             std::array::from_fn(|i| CandidateNode {
                 rewards_address: RewardsAddress::from([i as u8; 20]),
-                metrics: QuotingMetrics {
-                    data_type: 0,
-                    data_size: 1024,
-                    close_records_stored: i * 10,
-                    records_per_type: vec![(0, i as u32)],
-                    max_records: 1000,
-                    received_payment_count: i,
-                    live_time: 3600,
-                    network_density: None,
-                    network_size: None,
-                },
+                price: U256::from((i as u64 + 1) * 100),
             });
 
         let pool = PoolCommitment {
@@ -556,15 +291,9 @@ mod tests {
             candidates,
         };
 
-        let packed = pool.to_packed().unwrap();
-
-        assert_eq!(packed.pool_hash, pool.pool_hash);
-        assert_eq!(packed.candidates.len(), CANDIDATES_PER_POOL);
-
-        // Verify first candidate
-        assert_eq!(
-            packed.candidates[0].rewards_address,
-            pool.candidates[0].rewards_address
-        );
+        assert_eq!(pool.pool_hash, [0x42; 32]);
+        assert_eq!(pool.candidates.len(), CANDIDATES_PER_POOL);
+        assert_eq!(pool.candidates[0].price, U256::from(100u64));
+        assert_eq!(pool.candidates[15].price, U256::from(1600u64));
     }
 }
diff --git a/src/merkle_payments/merkle_payment.rs b/src/merkle_payments/merkle_payment.rs
index a6f27b3..492a120 100644
--- a/src/merkle_payments/merkle_payment.rs
+++ b/src/merkle_payments/merkle_payment.rs
@@ -2,13 +2,8 @@
 //
 // This SAFE Network Software is licensed to you under The General Public License (GPL), version 3.
 
-use crate::common::Address as RewardsAddress;
-use crate::contract::data_type_conversion;
-use crate::merkle_batch_payment::{
-    CANDIDATES_PER_POOL, CandidateNode, CostUnitOverflow, PoolCommitment, PoolCommitmentPacked,
-    PoolHash, calculate_total_cost_unit, encode_data_type_and_cost,
-};
-use crate::quoting_metrics::QuotingMetrics;
+use crate::common::{Address as RewardsAddress, Amount};
+use crate::merkle_batch_payment::{CANDIDATES_PER_POOL, CandidateNode, PoolCommitment, PoolHash};
 use serde::{Deserialize, Serialize};
 use std::collections::HashSet;
 use thiserror::Error;
@@ -35,12 +30,6 @@ pub enum MerklePaymentVerificationError {
         expected: u32,
         got: u32,
     },
-    #[error("Data size mismatch for node {address}: expected {expected}, got {got}")]
-    DataSizeMismatch {
-        address: RewardsAddress,
-        expected: usize,
-        got: usize,
-    },
     #[error("Commitment does not match pool")]
     CommitmentDoesNotMatchPool,
     #[error("Paid node index {index} out of bounds (pool size: {pool_size})")]
@@ -51,18 +40,16 @@ pub enum MerklePaymentVerificationError {
         expected: RewardsAddress,
         got: RewardsAddress,
     },
-    #[error("Winner pool hash not found in on-chain packed commitments")]
+    #[error("Winner pool hash not found in on-chain commitments")]
     WinnerPoolNotInCommitments,
     #[error(
-        "Cost unit mismatch at index {index}: on_chain={on_chain_packed}, expected={expected_packed}"
+        "Price mismatch at index {index}: on_chain={on_chain_price}, expected={expected_price}"
     )]
-    CostUnitMismatch {
+    PriceMismatch {
         index: usize,
-        on_chain_packed: String,
-        expected_packed: String,
+        on_chain_price: String,
+        expected_price: String,
     },
-    #[error("Cost unit overflow during packing: {0}")]
-    CostUnitOverflow(#[from] CostUnitOverflow),
 }
 
 /// A node's signed quote for potential reward eligibility.
@@ -75,8 +62,8 @@ pub struct MerklePaymentCandidateNode {
     /// Node's public key bytes (ML-DSA-65)
     pub pub_key: Vec<u8>,
 
-    /// Node's storage metrics at quote time
-    pub quoting_metrics: QuotingMetrics,
+    /// Node-calculated price for storing data
+    pub price: Amount,
 
     /// Node's Ethereum address for payment
     pub reward_address: RewardsAddress,
@@ -84,19 +71,19 @@ pub struct MerklePaymentCandidateNode {
     /// Quote timestamp (provided by the client)
     pub merkle_payment_timestamp: u64,
 
-    /// Signature over hash(quoting_metrics || reward_address || timestamp)
+    /// Signature over hash(price || reward_address || timestamp)
     pub signature: Vec<u8>,
 }
 
 impl MerklePaymentCandidateNode {
     /// Get the bytes to sign.
     pub fn bytes_to_sign(
-        quoting_metrics: &QuotingMetrics,
+        price: &Amount,
         reward_address: &RewardsAddress,
         timestamp: u64,
     ) -> Vec<u8> {
         let mut bytes = Vec::new();
-        bytes.extend_from_slice(&quoting_metrics.to_bytes());
+        bytes.extend_from_slice(&price.to_le_bytes::<32>());
         bytes.extend_from_slice(reward_address.as_slice());
         bytes.extend_from_slice(&timestamp.to_le_bytes());
         bytes
@@ -106,7 +93,7 @@ impl MerklePaymentCandidateNode {
     pub(crate) fn to_bytes(&self) -> Vec<u8> {
         let mut bytes = Vec::new();
         bytes.extend_from_slice(&self.pub_key);
-        bytes.extend_from_slice(&self.quoting_metrics.to_bytes());
+        bytes.extend_from_slice(&self.price.to_le_bytes::<32>());
         bytes.extend_from_slice(self.reward_address.as_slice());
         bytes.extend_from_slice(&self.merkle_payment_timestamp.to_le_bytes());
         bytes.extend_from_slice(&self.signature);
@@ -150,7 +137,7 @@ impl MerklePaymentCandidatePool {
         let candidates: [CandidateNode; CANDIDATES_PER_POOL] =
             self.candidate_nodes.clone().map(|node| CandidateNode {
                 rewards_address: node.reward_address,
-                metrics: node.quoting_metrics.clone(),
+                price: node.price,
             });
 
         PoolCommitment {
@@ -159,15 +146,10 @@ impl MerklePaymentCandidatePool {
         }
     }
 
-    /// Convert to packed commitment for compact calldata (v2).
-    pub fn to_commitment_packed(&self) -> Result<PoolCommitmentPacked, CostUnitOverflow> {
-        self.to_commitment().to_packed()
-    }
-
-    /// Verify that on-chain cost units match what the signed metrics produce.
-    pub fn verify_cost_units(
+    /// Verify that on-chain prices match what the signed nodes report.
+    pub fn verify_prices(
         &self,
-        on_chain_commitments: &[PoolCommitmentPacked],
+        on_chain_commitments: &[PoolCommitment],
         winner_pool_hash: &PoolHash,
     ) -> Result<(), MerklePaymentVerificationError> {
         let on_chain_winner = on_chain_commitments
@@ -181,16 +163,11 @@ impl MerklePaymentCandidatePool {
             .zip(self.candidate_nodes.iter())
             .enumerate()
         {
-            let expected_data_type = data_type_conversion(signed_node.quoting_metrics.data_type);
-            let expected_cost_unit = calculate_total_cost_unit(&signed_node.quoting_metrics);
-            let expected_packed =
-                encode_data_type_and_cost(expected_data_type, expected_cost_unit)?;
-
-            if on_chain_candidate.data_type_and_total_cost_unit != expected_packed {
-                return Err(MerklePaymentVerificationError::CostUnitMismatch {
+            if on_chain_candidate.price != signed_node.price {
+                return Err(MerklePaymentVerificationError::PriceMismatch {
                     index: i,
-                    on_chain_packed: on_chain_candidate.data_type_and_total_cost_unit.to_string(),
-                    expected_packed: expected_packed.to_string(),
+                    on_chain_price: on_chain_candidate.price.to_string(),
+                    expected_price: signed_node.price.to_string(),
                 });
             }
         }
diff --git a/src/merkle_payments/merkle_tree.rs b/src/merkle_payments/merkle_tree.rs
index 5e2cf56..b592ea9 100644
--- a/src/merkle_payments/merkle_tree.rs
+++ b/src/merkle_payments/merkle_tree.rs
@@ -373,7 +373,7 @@ pub fn midpoint_proof_depth(depth: u8) -> u8 {
 }
 
 fn midpoint_level(depth: u8) -> usize {
-    (depth / 2) as usize
+    depth.div_ceil(2) as usize
 }
 
 /// Errors for Merkle proof verification.
diff --git a/src/quoting_metrics.rs b/src/quoting_metrics.rs
index 508a385..a35888b 100644
--- a/src/quoting_metrics.rs
+++ b/src/quoting_metrics.rs
@@ -21,8 +21,6 @@ pub struct QuotingMetrics {
     pub close_records_stored: usize,
     /// each entry to be `(data_type_index, num_of_records_of_that_type)`
     pub records_per_type: Vec<(u32, u32)>,
-    /// the max_records configured
-    pub max_records: usize,
     /// number of times that got paid
     pub received_payment_count: usize,
     /// the duration that node keeps connected to the network, measured in hours
@@ -40,12 +38,11 @@ impl Debug for QuotingMetrics {
 
         write!(
             formatter,
-            "QuotingMetrics {{ data_type: {}, data_size: {}, close_records_stored: {}, records_per_type {:?}, max_records: {}, received_payment_count: {}, live_time: {}, network_density: {density_u256:?}, network_size: {:?} }}",
+            "QuotingMetrics {{ data_type: {}, data_size: {}, close_records_stored: {}, records_per_type {:?}, received_payment_count: {}, live_time: {}, network_density: {density_u256:?}, network_size: {:?} }}",
             self.data_type,
             self.data_size,
             self.close_records_stored,
             self.records_per_type,
-            self.max_records,
             self.received_payment_count,
             self.live_time,
             self.network_size
@@ -69,7 +66,6 @@ impl QuotingMetrics {
             bytes.extend_from_slice(&dtype.to_le_bytes());
             bytes.extend_from_slice(&count.to_le_bytes());
         }
-        bytes.extend_from_slice(&(self.max_records as u64).to_le_bytes());
         bytes.extend_from_slice(&(self.received_payment_count as u64).to_le_bytes());
         bytes.extend_from_slice(&self.live_time.to_le_bytes());
         if let Some(density) = &self.network_density {
diff --git a/src/testnet.rs b/src/testnet.rs
index d6d2255..d6e2080 100644
--- a/src/testnet.rs
+++ b/src/testnet.rs
@@ -10,9 +10,8 @@ use std::env;
 use std::num::ParseIntError;
 
 use crate::common::Address;
-use crate::contract::merkle_payment_vault::handler::MerklePaymentVaultHandler;
 use crate::contract::payment_vault::handler::PaymentVaultHandler;
-use crate::contract::{merkle_payment_vault, network_token::NetworkToken, payment_vault};
+use crate::contract::{network_token::NetworkToken, payment_vault};
 use crate::reqwest::Url;
 use crate::{CustomNetwork, Network};
 use alloy::hex::ToHexExt;
@@ -41,29 +40,24 @@ pub struct Testnet {
     anvil: AnvilInstance,
     rpc_url: Url,
     network_token_address: Address,
-    data_payments_address: Address,
-    merkle_payments_address: Address,
+    payment_vault_address: Address,
 }
 
 impl Testnet {
-    /// Starts an Anvil node and automatically deploys the network token and chunk payments smart contracts.
+    /// Starts an Anvil node and automatically deploys the network token and unified payment vault contracts.
     pub async fn new() -> Result<Self, TestnetError> {
         let (node, rpc_url) = start_node()?;
 
         let network_token = deploy_network_token_contract(&rpc_url, &node).await?;
-        let data_payments =
-            deploy_data_payments_contract(&rpc_url, &node, *network_token.contract.address())
-                .await?;
-        let merkle_payments =
-            deploy_merkle_payments_contract(&rpc_url, &node, *network_token.contract.address())
+        let payment_vault =
+            deploy_payment_vault_contract(&rpc_url, &node, *network_token.contract.address())
                 .await?;
 
         Ok(Testnet {
             anvil: node,
             rpc_url,
             network_token_address: *network_token.contract.address(),
-            data_payments_address: *data_payments.contract.address(),
-            merkle_payments_address: *merkle_payments.contract.address(),
+            payment_vault_address: *payment_vault.contract.address(),
         })
     }
 
@@ -71,8 +65,7 @@ impl Testnet {
         Network::Custom(CustomNetwork {
             rpc_url_http: self.rpc_url.clone(),
             payment_token_address: self.network_token_address,
-            data_payments_address: self.data_payments_address,
-            merkle_payments_address: Some(self.merkle_payments_address),
+            payment_vault_address: self.payment_vault_address,
         })
     }
 
@@ -87,8 +80,8 @@ impl Testnet {
         Ok(signer.to_bytes().encode_hex_with_prefix())
     }
 
-    pub fn merkle_payments_address(&self) -> Address {
-        self.merkle_payments_address
+    pub fn payment_vault_address(&self) -> Address {
+        self.payment_vault_address
     }
 }
 
@@ -164,7 +157,7 @@ pub async fn deploy_network_token_contract(
     Ok(NetworkToken::deploy(provider).await)
 }
 
-pub async fn deploy_data_payments_contract(
+pub async fn deploy_payment_vault_contract(
     rpc_url: &Url,
     anvil: &AnvilInstance,
     token_address: Address,
@@ -201,7 +194,7 @@ pub async fn deploy_data_payments_contract(
         .wallet(wallet)
         .connect_http(rpc_url.clone());
 
-    // Deploy the contract.
+    // Deploy the unified payment vault contract.
     let payment_vault_contract_address =
         payment_vault::implementation::deploy(&provider, token_address).await;
 
@@ -212,54 +205,6 @@ pub async fn deploy_data_payments_contract(
     ))
 }
 
-pub async fn deploy_merkle_payments_contract(
-    rpc_url: &Url,
-    anvil: &AnvilInstance,
-    token_address: Address,
-) -> Result<
-    MerklePaymentVaultHandler<
-        FillProvider<
-            JoinFill<
-                JoinFill<
-                    JoinFill<
-                        Identity,
-                        JoinFill<
-                            GasFiller,
-                            JoinFill<BlobGasFiller, JoinFill<NonceFiller, ChainIdFiller>>,
-                        >,
-                    >,
-                    NonceFiller<SimpleNonceManager>,
-                >,
-                WalletFiller<EthereumWallet>,
-            >,
-            RootProvider,
-            Ethereum,
-        >,
-        Ethereum,
-    >,
-    TestnetError,
-> {
-    // Set up signer from the third default Anvil account (Charlie).
-    let key = anvil.keys().get(2).ok_or(TestnetError::MissingKey(2))?;
-    let signer: PrivateKeySigner = key.clone().into();
-    let wallet = EthereumWallet::from(signer);
-
-    let provider = ProviderBuilder::new()
-        .with_simple_nonce_management()
-        .wallet(wallet)
-        .connect_http(rpc_url.clone());
-
-    // Deploy the contract.
-    let merkle_payment_vault_contract_address =
-        merkle_payment_vault::implementation::deploy(&provider, token_address).await;
-
-    // Create a handler for the deployed contract
-    Ok(MerklePaymentVaultHandler::new(
-        merkle_payment_vault_contract_address,
-        provider,
-    ))
-}
-
 #[cfg(test)]
 mod tests {
     use crate::testnet::Testnet;
diff --git a/src/utils.rs b/src/utils.rs
index 940ce48..4d7a3bc 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -27,10 +27,8 @@ pub const RPC_URL: &str = "RPC_URL";
 const RPC_URL_BUILD_TIME_VAL: Option<&str> = option_env!("RPC_URL");
 pub const PAYMENT_TOKEN_ADDRESS: &str = "PAYMENT_TOKEN_ADDRESS";
 const PAYMENT_TOKEN_ADDRESS_BUILD_TIME_VAL: Option<&str> = option_env!("PAYMENT_TOKEN_ADDRESS");
-pub const DATA_PAYMENTS_ADDRESS: &str = "DATA_PAYMENTS_ADDRESS";
-const DATA_PAYMENTS_ADDRESS_BUILD_TIME_VAL: Option<&str> = option_env!("DATA_PAYMENTS_ADDRESS");
-pub const MERKLE_PAYMENTS_ADDRESS: &str = "MERKLE_PAYMENTS_ADDRESS";
-const MERKLE_PAYMENTS_ADDRESS_BUILD_TIME_VAL: Option<&str> = option_env!("MERKLE_PAYMENTS_ADDRESS");
+pub const PAYMENT_VAULT_ADDRESS: &str = "PAYMENT_VAULT_ADDRESS";
+const PAYMENT_VAULT_ADDRESS_BUILD_TIME_VAL: Option<&str> = option_env!("PAYMENT_VAULT_ADDRESS");
 
 #[derive(thiserror::Error, Debug)]
 pub enum Error {
@@ -122,14 +120,14 @@ fn get_evm_network_from_env() -> Result<Network, Error> {
         env::var(PAYMENT_TOKEN_ADDRESS)
             .ok()
             .or_else(|| PAYMENT_TOKEN_ADDRESS_BUILD_TIME_VAL.map(|s| s.to_string())),
-        env::var(DATA_PAYMENTS_ADDRESS)
+        env::var(PAYMENT_VAULT_ADDRESS)
             .ok()
-            .or_else(|| DATA_PAYMENTS_ADDRESS_BUILD_TIME_VAL.map(|s| s.to_string())),
+            .or_else(|| PAYMENT_VAULT_ADDRESS_BUILD_TIME_VAL.map(|s| s.to_string())),
     ]
     .into_iter()
     .map(|var| {
         var.ok_or(Error::FailedToGetEvmNetwork(format!(
-            "missing env var, make sure to set all of: {RPC_URL}, {PAYMENT_TOKEN_ADDRESS}, {DATA_PAYMENTS_ADDRESS}"
+            "missing env var, make sure to set all of: {RPC_URL}, {PAYMENT_TOKEN_ADDRESS}, {PAYMENT_VAULT_ADDRESS}"
         )))
     })
     .collect::<Result<Vec<String>, Error>>();
@@ -159,16 +157,7 @@ fn get_evm_network_from_env() -> Result<Network, Error> {
         Ok(Network::ArbitrumSepoliaTest)
     } else if let Ok(evm_vars) = evm_vars {
         info!("Using custom EVM network from environment variables");
-        let merkle_addr = env::var(MERKLE_PAYMENTS_ADDRESS)
-            .ok()
-            .or_else(|| MERKLE_PAYMENTS_ADDRESS_BUILD_TIME_VAL.map(|s| s.to_string()));
-
-        let network = CustomNetwork::new(
-            &evm_vars[0],
-            &evm_vars[1],
-            &evm_vars[2],
-            merkle_addr.as_deref(),
-        );
+        let network = CustomNetwork::new(&evm_vars[0], &evm_vars[1], &evm_vars[2]);
         Ok(Network::Custom(network))
     } else if use_local_evm {
         Ok(local_evm_network_hardcoded())
@@ -182,13 +171,11 @@ fn get_evm_network_from_env() -> Result<Network, Error> {
 
 /// Get the `Network::Custom` from the hardcoded values.
 fn local_evm_network_hardcoded() -> Network {
-    // Merkle payments address is deterministic when deployed by Anvil's third default account (Charlie)
-    // Deployed at nonce 0 by account 0x70997970C51812dc3A010C7d01b50e0d17dc79C8
+    // Payment vault address is deterministic when deployed by Anvil's second default account (Bob)
     let network = CustomNetwork::new(
         "http://localhost:61611",
         "0x5FbDB2315678afecb367f032d93F642f64180aa3",
         "0x8464135c8F25Da09e49BC8782676a84730C318bC",
-        Some("0x663F3ad617193148711d28f5334eE4Ed07016602"),
     );
     Network::Custom(network)
 }
diff --git a/src/wallet.rs b/src/wallet.rs
index 734cac5..5e70613 100644
--- a/src/wallet.rs
+++ b/src/wallet.rs
@@ -7,14 +7,11 @@
 // permissions and limitations relating to use of the SAFE Network Software.
 
 use crate::common::{Address, Amount, QuoteHash, QuotePayment, TxHash, U256};
-use crate::contract::merkle_payment_vault::error::Error as MerkleHandlerError;
-use crate::contract::merkle_payment_vault::handler::MerklePaymentVaultHandler;
-use crate::contract::merkle_payment_vault::interface::PoolHash;
 use crate::contract::network_token::NetworkToken;
 use crate::contract::payment_vault::MAX_TRANSFERS_PER_TRANSACTION;
 use crate::contract::payment_vault::handler::PaymentVaultHandler;
 use crate::contract::{network_token, payment_vault};
-use crate::merkle_batch_payment::{CostUnitOverflow, PoolCommitment};
+use crate::merkle_batch_payment::{PoolCommitment, PoolHash};
 use crate::retry::GasInfo;
 use crate::transaction_config::TransactionConfig;
 use crate::utils::http_provider;
@@ -43,12 +40,8 @@ pub enum Error {
     RpcError(#[from] RpcError<TransportErrorKind>),
     #[error("Network token contract error: {0}")]
     NetworkTokenContract(#[from] network_token::Error),
-    #[error("Chunk payments contract error: {0}")]
-    ChunkPaymentsContract(#[from] payment_vault::error::Error),
-    #[error("Merkle payment vault contract error: {0}")]
-    MerklePaymentVaultContract(#[from] MerkleHandlerError),
-    #[error("Cost unit packing overflow: {0}")]
-    CostUnitOverflow(#[from] CostUnitOverflow),
+    #[error("Payment vault contract error: {0}")]
+    PaymentVaultContract(#[from] payment_vault::error::Error),
 }
 
 #[derive(Clone, Debug)]
@@ -162,33 +155,24 @@ impl Wallet {
         .await
     }
 
-    /// Pay for a Merkle tree batch using packed calldata.
+    /// Pay for a Merkle tree batch.
     ///
-    /// Estimates the cost via the contract's view function, validates balance
-    /// and allowance, packs commitments for compact calldata, then submits.
+    /// Estimates the cost locally from candidate prices, validates balance
+    /// and allowance, then submits pool commitments on-chain.
     pub async fn pay_for_merkle_tree(
         &self,
         depth: u8,
         pool_commitments: Vec<PoolCommitment>,
         merkle_payment_timestamp: u64,
     ) -> Result<(PoolHash, Amount, GasInfo), Error> {
-        let merkle_vault_address = *self
-            .network
-            .merkle_payments_address()
-            .ok_or(MerkleHandlerError::MerklePaymentsAddressNotConfigured)?;
-
-        let provider = self.to_provider();
-        let handler = MerklePaymentVaultHandler::new(merkle_vault_address, provider);
+        let vault_address = *self.network.payment_vault_address();
 
-        let packed: Vec<_> = pool_commitments
-            .iter()
-            .map(|c| c.to_packed())
-            .collect::<Result<_, _>>()?;
-
-        let estimated_cost = handler
-            .estimate_merkle_tree_cost(depth, pool_commitments, merkle_payment_timestamp)
-            .await?;
-        info!("Estimated Merkle tree cost: {estimated_cost}");
+        // Worst-case estimate: median(pool_prices) * 2^depth, take max across pools.
+        // Matches the Solidity formula; the only unknown is which pool wins.
+        let estimated_cost = self
+            .network
+            .estimate_merkle_payment_cost(depth, &pool_commitments);
+        info!("Estimated Merkle tree cost (local): {estimated_cost}");
 
         let wallet_balance = self.balance_of_tokens().await?;
         if wallet_balance < estimated_cost {
@@ -198,17 +182,20 @@ impl Wallet {
             ));
         }
 
-        let allowance = self.token_allowance(merkle_vault_address).await?;
+        let allowance = self.token_allowance(vault_address).await?;
         if allowance < estimated_cost {
-            info!("Approving Merkle payment vault to spend tokens");
-            self.approve_to_spend_tokens(merkle_vault_address, U256::MAX)
+            info!("Approving payment vault to spend tokens");
+            self.approve_to_spend_tokens(vault_address, U256::MAX)
                 .await?;
         }
 
+        let provider = self.to_provider();
+        let handler = PaymentVaultHandler::new(vault_address, provider);
+
         let (winner_pool_hash, actual_amount, gas_info) = handler
             .pay_for_merkle_tree(
                 depth,
-                packed,
+                pool_commitments,
                 merkle_payment_timestamp,
                 &self.transaction_config,
             )
@@ -417,14 +404,12 @@ pub async fn pay_for_quotes<T: IntoIterator<Item = QuotePayment>>(
         ));
     }
 
+    let vault_address = *network.payment_vault_address();
+
     // Get current allowance
-    let allowance = token_allowance(
-        network,
-        wallet_address(&wallet),
-        *network.data_payments_address(),
-    )
-    .await
-    .map_err(|err| PayForQuotesError(Error::from(err), Default::default()))?;
+    let allowance = token_allowance(network, wallet_address(&wallet), vault_address)
+        .await
+        .map_err(|err| PayForQuotesError(Error::from(err), Default::default()))?;
 
     // TODO: Get rid of approvals altogether, by using permits or whatever..
     if allowance < total_amount_to_be_paid {
@@ -432,7 +417,7 @@ pub async fn pay_for_quotes<T: IntoIterator<Item = QuotePayment>>(
         approve_to_spend_tokens(
             wallet.clone(),
             network,
-            *network.data_payments_address(),
+            vault_address,
             U256::MAX,
             transaction_config,
         )
@@ -441,7 +426,7 @@ pub async fn pay_for_quotes<T: IntoIterator<Item = QuotePayment>>(
     }
 
     let provider = http_provider_with_wallet(network.rpc_url().clone(), wallet);
-    let data_payments = PaymentVaultHandler::new(*network.data_payments_address(), provider);
+    let data_payments = PaymentVaultHandler::new(vault_address, provider);
 
     // remove payments with 0 amount as they don't need to be paid for
     let payment_for_batch: Vec<QuotePayment> = payments
@@ -521,6 +506,70 @@ mod tests {
     use alloy::network::{Ethereum, EthereumWallet, NetworkWallet};
     use alloy::primitives::address;
 
+    use crate::Network;
+    use crate::merkle_batch_payment::{CANDIDATES_PER_POOL, CandidateNode, PoolCommitment};
+
+    fn make_pool(prices: [u64; CANDIDATES_PER_POOL]) -> PoolCommitment {
+        let candidates = std::array::from_fn(|i| CandidateNode {
+            rewards_address: alloy::primitives::Address::new([i as u8; 20]),
+            price: Amount::from(prices[i]),
+        });
+        PoolCommitment {
+            pool_hash: [0u8; 32],
+            candidates,
+        }
+    }
+
+    #[test]
+    fn test_estimate_uniform_prices() {
+        // All candidates quote 100, depth=4
+        // median=100, total = 100 * 2^4 = 1600
+        let network = Network::ArbitrumOne;
+        let pool = make_pool([100; CANDIDATES_PER_POOL]);
+        let cost = network.estimate_merkle_payment_cost(4, &[pool]);
+        assert_eq!(cost, Amount::from(1600u64));
+    }
+
+    #[test]
+    fn test_estimate_varying_prices() {
+        // Prices 1..=16, sorted ascending: [1,2,...,16]
+        // Upper median at index 8 = 9
+        // total = 9 * 2^3 = 72
+        let network = Network::ArbitrumOne;
+        let prices: [u64; CANDIDATES_PER_POOL] = std::array::from_fn(|i| (i + 1) as u64);
+        let pool = make_pool(prices);
+        let cost = network.estimate_merkle_payment_cost(3, &[pool]);
+        assert_eq!(cost, Amount::from(72u64));
+    }
+
+    #[test]
+    fn test_estimate_picks_worst_pool() {
+        // Pool A: all quote 100 → median=100, total=100*4=400
+        // Pool B: all quote 200 → median=200, total=200*4=800
+        // Worst case = 800
+        let network = Network::ArbitrumOne;
+        let pool_a = make_pool([100; CANDIDATES_PER_POOL]);
+        let pool_b = make_pool([200; CANDIDATES_PER_POOL]);
+        let cost = network.estimate_merkle_payment_cost(2, &[pool_a, pool_b]);
+        assert_eq!(cost, Amount::from(800u64));
+    }
+
+    #[test]
+    fn test_estimate_empty_pools() {
+        let network = Network::ArbitrumOne;
+        let cost = network.estimate_merkle_payment_cost(4, &[]);
+        assert_eq!(cost, Amount::ZERO);
+    }
+
+    #[test]
+    fn test_estimate_depth_1() {
+        // depth=1: total = median * 2^1 = median * 2
+        let network = Network::ArbitrumOne;
+        let pool = make_pool([50; CANDIDATES_PER_POOL]);
+        let cost = network.estimate_merkle_payment_cost(1, &[pool]);
+        assert_eq!(cost, Amount::from(100u64));
+    }
+
     #[tokio::test]
     async fn test_from_private_key() {
         let private_key = "bf210844fa5463e373974f3d6fbedf451350c3e72b81b3c5b1718cb91f49c33d"; // DevSkim: ignore DS117838
diff --git a/tests/payment_vault.rs b/tests/payment_vault.rs
index 9290ed8..90b2883 100644
--- a/tests/payment_vault.rs
+++ b/tests/payment_vault.rs
@@ -13,15 +13,15 @@ use alloy::providers::fillers::{
 };
 use alloy::providers::{Identity, ProviderBuilder, RootProvider, WalletProvider};
 use alloy::signers::local::{LocalSigner, PrivateKeySigner};
-use evmlib::Network;
-use evmlib::common::U256;
+use evmlib::common::{Amount, U256};
 use evmlib::contract::network_token::NetworkToken;
+use evmlib::contract::payment_vault::MAX_TRANSFERS_PER_TRANSACTION;
 use evmlib::contract::payment_vault::handler::PaymentVaultHandler;
-use evmlib::contract::payment_vault::{MAX_TRANSFERS_PER_TRANSACTION, interface};
-use evmlib::quoting_metrics::QuotingMetrics;
-use evmlib::testnet::{deploy_data_payments_contract, deploy_network_token_contract, start_node};
+use evmlib::merkle_batch_payment::{
+    CANDIDATES_PER_POOL, CandidateNode, PoolCommitment, expected_reward_pools,
+};
+use evmlib::testnet::{deploy_network_token_contract, deploy_payment_vault_contract, start_node};
 use evmlib::transaction_config::TransactionConfig;
-use evmlib::utils::http_provider;
 use evmlib::wallet::wallet_address;
 
 async fn setup() -> (
@@ -73,12 +73,12 @@ async fn setup() -> (
         .await
         .unwrap();
 
-    let data_payments =
-        deploy_data_payments_contract(&rpc_url, &node, *network_token.contract.address())
+    let payment_vault =
+        deploy_payment_vault_contract(&rpc_url, &node, *network_token.contract.address())
             .await
             .unwrap();
 
-    (node, network_token, data_payments)
+    (node, network_token, payment_vault)
 }
 
 #[allow(clippy::unwrap_used)]
@@ -126,32 +126,6 @@ async fn test_deploy() {
     setup().await;
 }
 
-#[tokio::test]
-async fn test_get_quote_on_arb_sepolia() {
-    let network = Network::ArbitrumSepoliaTest;
-    let provider = http_provider(network.rpc_url().clone());
-    let payment_vault = PaymentVaultHandler::new(*network.data_payments_address(), provider);
-
-    let quoting_metrics = QuotingMetrics {
-        data_type: 1, // a GraphEntry record
-        data_size: 100,
-        close_records_stored: 10,
-        records_per_type: vec![(0, 5), (1, 5)],
-        max_records: 16 * 1024,
-        received_payment_count: 0,
-        live_time: 1400,
-        network_density: Some([
-            4, 4, 224, 228, 247, 252, 14, 44, 67, 21, 153, 47, 244, 18, 232, 1, 152, 195, 44, 43,
-            29, 135, 19, 217, 240, 129, 64, 245, 240, 227, 129, 162,
-        ]),
-        network_size: Some(240),
-    };
-
-    let result = payment_vault.get_quote(vec![quoting_metrics]).await;
-
-    assert!(result.is_ok(), "Failed with error: {:?}", result.err());
-}
-
 #[tokio::test]
 async fn test_pay_for_quotes_on_local() {
     let (_anvil, network_token, mut payment_vault) = setup().await;
@@ -185,18 +159,114 @@ async fn test_pay_for_quotes_on_local() {
     assert!(result.is_ok(), "Failed with error: {:?}", result.err());
 }
 
+fn make_pool_commitment(price: u64) -> PoolCommitment {
+    let candidates: [CandidateNode; CANDIDATES_PER_POOL] = std::array::from_fn(|i| CandidateNode {
+        rewards_address: alloy::primitives::Address::new([(i + 1) as u8; 20]),
+        price: Amount::from(price),
+    });
+    PoolCommitment {
+        pool_hash: {
+            let mut hash = [0u8; 32];
+            hash[0] = rand::random();
+            hash[1] = rand::random();
+            hash
+        },
+        candidates,
+    }
+}
+
 #[tokio::test]
-async fn test_verify_payment_on_local() {
+async fn test_pay_for_merkle_tree_on_local() {
     let (_anvil, network_token, mut payment_vault) = setup().await;
 
     let transaction_config = TransactionConfig::default();
 
-    let mut quote_payments = vec![];
+    // Use depth=2 → expected pools = 2^ceil(2/2) = 2
+    let depth: u8 = 2;
+    let num_pools = expected_reward_pools(depth);
+    assert_eq!(num_pools, 2);
 
-    for _ in 0..5 {
-        let quote_payment = random_quote_payment();
-        quote_payments.push(quote_payment);
+    let pool_commitments: Vec<PoolCommitment> =
+        (0..num_pools).map(|_| make_pool_commitment(100)).collect();
+
+    let merkle_payment_timestamp = std::time::SystemTime::now()
+        .duration_since(std::time::UNIX_EPOCH)
+        .unwrap()
+        .as_secs();
+
+    // Approve the payment vault to spend tokens
+    let _ = network_token
+        .approve(
+            *payment_vault.contract.address(),
+            U256::MAX,
+            &transaction_config,
+        )
+        .await
+        .unwrap();
+
+    // Use the same provider as the network token (funded account)
+    payment_vault.set_provider(network_token.contract.provider().clone());
+
+    let (winner_pool_hash, total_amount, _gas_info) = payment_vault
+        .pay_for_merkle_tree(
+            depth,
+            pool_commitments.clone(),
+            merkle_payment_timestamp,
+            &transaction_config,
+        )
+        .await
+        .expect("pay_for_merkle_tree should succeed");
+
+    // Verify winner pool hash is one of the submitted pools
+    assert!(
+        pool_commitments
+            .iter()
+            .any(|pc| pc.pool_hash == winner_pool_hash),
+        "Winner pool hash should match one of the submitted pools"
+    );
+
+    // Verify total amount: median(100) * 2^2 = 400
+    assert_eq!(total_amount, Amount::from(400u64));
+
+    // Query on-chain payment info and verify
+    let completed = payment_vault
+        .get_completed_merkle_payment(winner_pool_hash)
+        .await
+        .expect("get_completed_merkle_payment should succeed");
+
+    assert_eq!(completed.depth, depth);
+    assert_eq!(completed.merklePaymentTimestamp, merkle_payment_timestamp);
+    assert_eq!(
+        completed.paidNodeAddresses.len(),
+        depth as usize,
+        "Should have paid exactly {depth} nodes"
+    );
+
+    // Each node should receive totalAmount / depth
+    let expected_per_node = total_amount / Amount::from(depth as u64);
+    for paid_node in &completed.paidNodeAddresses {
+        assert_eq!(paid_node.amount, expected_per_node);
     }
+}
+
+#[tokio::test]
+async fn test_pay_for_merkle_tree_depth_4() {
+    let (_anvil, network_token, mut payment_vault) = setup().await;
+
+    let transaction_config = TransactionConfig::default();
+
+    // Use depth=4 → expected pools = 2^ceil(4/2) = 4
+    let depth: u8 = 4;
+    let num_pools = expected_reward_pools(depth);
+    assert_eq!(num_pools, 4);
+
+    let pool_commitments: Vec<PoolCommitment> =
+        (0..num_pools).map(|_| make_pool_commitment(50)).collect();
+
+    let merkle_payment_timestamp = std::time::SystemTime::now()
+        .duration_since(std::time::UNIX_EPOCH)
+        .unwrap()
+        .as_secs();
 
     let _ = network_token
         .approve(
@@ -207,42 +277,96 @@ async fn test_verify_payment_on_local() {
         .await
         .unwrap();
 
-    // Contract provider has a different account coupled to it,
-    // so we set it to the same as the network token contract
     payment_vault.set_provider(network_token.contract.provider().clone());
 
-    let result = payment_vault
-        .pay_for_quotes(quote_payments.clone(), &transaction_config)
-        .await;
+    let (winner_pool_hash, total_amount, _gas_info) = payment_vault
+        .pay_for_merkle_tree(
+            depth,
+            pool_commitments,
+            merkle_payment_timestamp,
+            &transaction_config,
+        )
+        .await
+        .expect("pay_for_merkle_tree depth=4 should succeed");
 
-    assert!(result.is_ok(), "Failed with error: {:?}", result.err());
+    // median(50) * 2^4 = 800
+    assert_eq!(total_amount, Amount::from(800u64));
+
+    let completed = payment_vault
+        .get_completed_merkle_payment(winner_pool_hash)
+        .await
+        .expect("get_completed_merkle_payment should succeed");
+
+    assert_eq!(completed.depth, depth);
+    assert_eq!(completed.paidNodeAddresses.len(), 4);
 
-    let payment_verifications: Vec<_> = quote_payments
-        .into_iter()
-        .map(|v| interface::IPaymentVault::PaymentVerification {
-            metrics: QuotingMetrics {
-                data_size: 0,
-                data_type: 0,
-                close_records_stored: 0,
-                records_per_type: vec![],
-                max_records: 0,
-                received_payment_count: 0,
-                live_time: 0,
-                network_density: None,
-                network_size: None,
-            }
-            .into(),
-            rewardsAddress: v.1,
-            quoteHash: v.0,
-        })
+    // Verify all paid node indices are unique and within bounds
+    let paid_indices: Vec<u8> = completed
+        .paidNodeAddresses
+        .iter()
+        .map(|n| n.poolIndex)
         .collect();
+    let unique_indices: std::collections::HashSet<u8> = paid_indices.iter().copied().collect();
+    assert_eq!(
+        unique_indices.len(),
+        depth as usize,
+        "All paid node indices should be unique"
+    );
+    for idx in &paid_indices {
+        assert!(
+            (*idx as usize) < CANDIDATES_PER_POOL,
+            "Paid node index {idx} should be < {CANDIDATES_PER_POOL}"
+        );
+    }
+}
+
+#[tokio::test]
+async fn test_pay_for_merkle_tree_duplicate_rejected() {
+    let (_anvil, network_token, mut payment_vault) = setup().await;
+
+    let transaction_config = TransactionConfig::default();
+
+    let depth: u8 = 2;
+    let num_pools = expected_reward_pools(depth);
+    let pool_commitments: Vec<PoolCommitment> =
+        (0..num_pools).map(|_| make_pool_commitment(100)).collect();
+
+    let merkle_payment_timestamp = std::time::SystemTime::now()
+        .duration_since(std::time::UNIX_EPOCH)
+        .unwrap()
+        .as_secs();
 
-    let results = payment_vault
-        .verify_payment(payment_verifications)
+    let _ = network_token
+        .approve(
+            *payment_vault.contract.address(),
+            U256::MAX,
+            &transaction_config,
+        )
         .await
-        .expect("Verify payment failed");
+        .unwrap();
 
-    for result in results {
-        assert!(result.isValid);
-    }
+    payment_vault.set_provider(network_token.contract.provider().clone());
+
+    // First payment should succeed
+    let _ = payment_vault
+        .pay_for_merkle_tree(
+            depth,
+            pool_commitments.clone(),
+            merkle_payment_timestamp,
+            &transaction_config,
+        )
+        .await
+        .expect("first payment should succeed");
+
+    // Second payment with same pools and timestamp should fail (PaymentAlreadyExists)
+    let result = payment_vault
+        .pay_for_merkle_tree(
+            depth,
+            pool_commitments,
+            merkle_payment_timestamp,
+            &transaction_config,
+        )
+        .await;
+
+    assert!(result.is_err(), "Duplicate payment should be rejected");
 }
diff --git a/tests/wallet.rs b/tests/wallet.rs
index e7c02e7..9a96e65 100644
--- a/tests/wallet.rs
+++ b/tests/wallet.rs
@@ -10,9 +10,8 @@ use alloy::providers::ext::AnvilApi;
 use alloy::providers::{ProviderBuilder, WalletProvider};
 use alloy::signers::local::{LocalSigner, PrivateKeySigner};
 use evmlib::common::{Amount, TxHash};
-use evmlib::contract::payment_vault::{MAX_TRANSFERS_PER_TRANSACTION, verify_data_payment};
-use evmlib::quoting_metrics::QuotingMetrics;
-use evmlib::testnet::{deploy_data_payments_contract, deploy_network_token_contract, start_node};
+use evmlib::contract::payment_vault::MAX_TRANSFERS_PER_TRANSACTION;
+use evmlib::testnet::{deploy_network_token_contract, deploy_payment_vault_contract, start_node};
 use evmlib::transaction_config::TransactionConfig;
 use evmlib::wallet::{Wallet, transfer_tokens, wallet_address};
 use evmlib::{CustomNetwork, Network};
@@ -26,21 +25,16 @@ async fn local_testnet() -> (AnvilInstance, Network, EthereumWallet) {
         .await
         .unwrap();
     let payment_token_address = *network_token.contract.address();
-    let data_payments = deploy_data_payments_contract(&rpc_url, &node, payment_token_address)
+    let payment_vault = deploy_payment_vault_contract(&rpc_url, &node, payment_token_address)
         .await
         .unwrap();
-    let merkle_payments =
-        evmlib::testnet::deploy_merkle_payments_contract(&rpc_url, &node, payment_token_address)
-            .await
-            .unwrap();
 
     (
         node,
         Network::Custom(CustomNetwork {
             rpc_url_http: rpc_url,
             payment_token_address,
-            data_payments_address: *data_payments.contract.address(),
-            merkle_payments_address: Some(*merkle_payments.contract.address()),
+            payment_vault_address: *payment_vault.contract.address(),
         }),
         network_token.contract.provider().wallet().clone(),
     )
@@ -80,7 +74,7 @@ async fn funded_wallet(network: &Network, genesis_wallet: EthereumWallet) -> Wal
 }
 
 #[tokio::test]
-async fn test_pay_for_quotes_and_data_payment_verification() {
+async fn test_pay_for_quotes() {
     const CHUNK_PAYMENTS: usize = 600;
     const QUOTES_PER_CHUNK: usize = 5;
 
@@ -113,34 +107,4 @@ async fn test_pay_for_quotes_and_data_payment_verification() {
             .mul(QUOTES_PER_CHUNK)
             .div_ceil(MAX_TRANSFERS_PER_TRANSACTION)
     );
-
-    for quotes in quote_payments.iter() {
-        let mut payments_to_verify = vec![];
-
-        for (quote_hash, reward_addr, _) in quotes {
-            payments_to_verify.push((
-                *quote_hash,
-                QuotingMetrics {
-                    data_size: 0,
-                    data_type: 0,
-                    close_records_stored: 0,
-                    records_per_type: vec![],
-                    max_records: 0,
-                    received_payment_count: 0,
-                    live_time: 0,
-                    network_density: None,
-                    network_size: None,
-                },
-                *reward_addr,
-            ));
-        }
-
-        let result = verify_data_payment(&network, vec![], payments_to_verify.clone()).await;
-
-        assert!(
-            result.is_ok(),
-            "Verification failed for: {payments_to_verify:?}. Error: {:?}",
-            result.err()
-        );
-    }
 }