Evidence row 43652

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bess-x402.onrender.com/v1/evm/contract-abi"
    ]
  ],
  "name": "Verified Contract ABI (Sourcify)",
  "owner_address": "0x1129a6bb9c6165ff07fdc509c107b522ca0e1871",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      }
    ],
    "description": "ABI and readable function/event signatures of a verified smart contract from Sourcify, with contract name, compiler, licence, proxy implementation and deployer. Use before calling or decoding a contract.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0x1F98431c8aD98523631AE4a59f267346ea31F984"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "abi": [
                {
                  "inputs": [],
                  "stateMutability": "nonpayable",
                  "type": "constructor"
                },
                {
                  "anonymous": false,
                  "inputs": [
                    {
                      "indexed": true,
                      "internalType": "uint24",
                      "name": "fee",
                      "type": "uint24"
                    },
                    {
                      "indexed": true,
                      "internalType": "int24",
                      "name": "tickSpacing",
                      "type": "int24"
                    }
                  ],
                  "name": "FeeAmountEnabled",
                  "type": "event"
                }
              ],
              "address": "0x1F98431c8aD98523631AE4a59f267346ea31F984",
              "chain": "ethereum",
              "chain_id": 1,
              "compiler": "0.7.6+commit.7338295f",
              "deploy_tx": "0x1e20cd6d47d7021ae7e437792823517eeadd835df09dde17ab45afd7a5df4603",
              "deployer": "0x6C9FC64A53c1b71FB3f9Af64d1ae3A4931A5f4E9",
              "errors": [],
              "events": [
                "FeeAmountEnabled(uint24,int24)",
                "OwnerChanged(address,address)"
              ],
              "functions": [
                "createPool(address,address,uint24) nonpayable returns (address)",
                "enableFeeAmount(uint24,int24) nonpayable"
              ],
              "implementations": [],
              "is_proxy": false,
              "language": "Solidity",
              "licenses": [
                "BUSL-1.1",
                "GPL-2.0-or-later"
              ],
              "match": "match",
              "name": "UniswapV3Factory",
              "optimizer": {
                "enabled": true,
                "runs": 800
              },
              "proxy_type": null,
              "source": "Sourcify verified contracts",
              "verified_at": "2024-08-08T11:49:17Z"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "Contract address (0x...)",
                      "type": "string"
                    },
                    "chain": {
                      "description": "ethereum, base, arbitrum, optimism, polygon, bsc, avalanche, gnosis, linea, scroll, zksync or a chain id",
                      "type": "string"
                    }
                  },
                  "required": [
                    "address"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T10:28:35.459Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T10:28:35.279Z"
    },
    "resource": "https://bess-x402.onrender.com/v1/evm/contract-abi",
    "serviceName": "Verified Contract ABI (Sourcify)",
    "tags": [
      "evm",
      "abi",
      "smart-contracts",
      "sourcify",
      "solidity"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "ABI and readable function/event signatures of a verified smart contract from Sourcify, with contract name, compiler, licence, proxy implementation and deployer. Use before calling or decoding a contract."
}

What the leaf hashes

{"body":"b3ac6aa4cf3107089bd4b294e5730f28ef564fe44952428aa141ddd5087752b8","id":43652,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025402925332,"prev":null,"subject":"x402_bazaar:https://bess-x402.onrender.com/v1/evm/contract-abi","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x610e70db72f8011ab3c7a88411a069792ff12ad1fd03f715e97990244a3d1791
2. 0x08691a87143e29bf3c143e132bb53c9c0f137020b7d642e83b277386aa11ece8
3. 0x518bfe248adb2082eb8a63c32c8bb302eae4a3e4693c72142112e7e57ada5807
4. 0x37a18f7444dcec6733d70bdb836c38cc5006ed27705b7a9a8549a2052ada1049
5. 0x3b933fb453895944eb1bd80b827cb47ddfe85247e0a5e6a7f02b6f0312b94be7
6. 0x834fa58ae80d04852d3e0e9fbd8c6d1655c20694e68bd2f23c4756b90163daab
7. 0x1ecd71d29a9144f52788ea118caa85541ed537f16d4643842c20f16ec986e472
8. 0x31f08a647f7d39300c0cef045119792ebb48ad226b73747d85265aa61a635e7b
9. 0x1b6b041c4f63a13850a0ef9b8a0cc3d69f81b0bff6c0fee5059731c160e5c529
10. 0xe260b2e40b95bbf4bea407155c3f0fd2821a2b48a48010e119c9c3a25f20adb5
11. 0x52877ea072e10a1d3a921f7b54362005ad7a9baf5c99f31ec73a534bfea8930d
12. 0xf4e3bedc99674db9d8ab4bc7655992ec76f822b327e6c89599b0baa3756fbd19
13. 0x89fcaf55e37dd777228f271b79ea895534a66ec0d184363c2a6eb1b4d23c9ef1
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae