Evidence row 117638

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://onchaincheck.dev/polygon/contract"
    ]
  ],
  "name": "Polygon PoS Onchain Data",
  "owner_address": "0x2ecb9e1fcca7a62758c679f11bc3241466d181d8",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2ECB9E1fcca7A62758c679F11bC3241466d181d8",
        "scheme": "exact"
      }
    ],
    "description": "Identify what lives at a Polygon PoS address: wallet (EOA, including EIP-7702 delegation) or contract, which token standard it implements (ERC-20, ERC-721, ERC-1155), name and symbol, upgradeable-proxy implementation and admin, smart-wallet proxies, bytecode size, nonce and POL balance.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
              "bytecodeBytes": 1852,
              "chain": "polygon",
              "decimals": 6,
              "isContract": true,
              "kind": "ERC-20 token",
              "name": "USD Coin",
              "nativeBalance": "0",
              "proxy": {
                "admin": "0x9238E612387eBBA4D4Fa0d76DbFbA99b453417b3",
                "implementation": "0x235AE97b28466Db30469b89A9fe4cFf0659f82Cb",
                "upgradeable": true
              },
              "standards": {
                "erc1155": false,
                "erc165": false,
                "erc20": true,
                "erc721": false
              },
              "symbol": "USDC",
              "totalSupply": "586295089.86576"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "address": {
                      "description": "Any address on Polygon PoS",
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "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": "2026-10-24T09:25:03.498Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-24T09:25:03.35Z"
    },
    "resource": "https://onchaincheck.dev/polygon/contract",
    "serviceName": "Polygon PoS Onchain Data",
    "tags": [
      "polygon",
      "onchain",
      "erc20",
      "token",
      "wallet"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Identify what lives at a Polygon PoS address: wallet (EOA, including EIP-7702 delegation) or contract, which token standard it implements (ERC-20, ERC-721, ERC-1155), name and symbol, upgradeable-proxy implementation and admin, smart-wallet proxies, bytecode size, nonce and POL balance."
}

What the leaf hashes

{"body":"c84268f60ccc60b746849927e7d5ea9a5d2d124c0ec927cfc6e81d33c6f47b64","id":117638,"kind":"listing","method":"baseline/1","observed_us":1793025611709073,"prev":null,"subject":"x402_bazaar:https://onchaincheck.dev/polygon/contract","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. 0x86491b4a21d90801a132770db49ebdfdcb553aa26b7ce1d3bd59e166bdb9fe8c
2. 0x8e01e5d0cb10bb72fbc96215034c60748781cb083de5785510052e2630a9aec3
3. 0x1234e7c1668c31c2b59c9a66f4bca532b00429743c085f74d0e2067f05f2be31
4. 0xd7f64916e20e04a04a7ddc03e4f130125bb8ae8b640ef4c16ed241df047ba90a
5. 0xd7a7e4fe439af76e883385c23b4cbc64091e86d2454ef2d7d68253ee6ec1a780
6. 0xeaa45e80bb86bd208ba0441c86668c73b6a7214db94ecd9dc7f68e0e85118e22
7. 0xa3381d407d013f9e92cb885a3c6a16d0c99b206c048fe4926f070afa5e8c99c9
8. 0x0c8f800d358371bafd5718ad6abead346c2bd8786b10999ef8207790a4ee7639
9. 0x71c0daefd140cec252c986d779edb4efc65fc2b221c658a7e6c7224d8aba2fc0
10. 0x0d847b9eb30e194e701d2d4f8af4f34ef43f6c033fe5e001b93f122bdbea7c80
11. 0xd6d2fb435c815b0341c19086a636cc9a706a6129405e2030054a243942b686fe
12. 0x146f43471a3bde6d8a04e87b6afd3ee6860c6e38a009f86aee705ce722b67748
13. 0x91c2ae93ec20c7fed5088112fe3941ca622dfb3f8f1022c4844726c361244bd4
14. 0x0eff463856b0992d53ab7d8c0b97c71541413358bdd445710c1e4b6aeb4d8f78
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae