Evidence row 70284

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/chain/contract-abi"
    ]
  ],
  "name": "api.x402node.dev/chain/contract-abi",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Fetch the verified ABI of a smart contract with function and event signatures across multiple EVM chains - required for agents to correctly encode contract calls, which LLMs cannot retrieve live. contract abi, get abi, contract interface, function signatures, abi fetch, contract methods Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "string",
              "chain": "string"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "Contract address (required)",
                      "type": "string"
                    },
                    "chain": {
                      "description": "ethereum, base (default), arbitrum, optimism, polygon, bsc",
                      "type": "string"
                    }
                  },
                  "required": [
                    "address"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-24T07:09:36.543Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-24T07:09:36.394Z"
    },
    "resource": "https://api.x402node.dev/chain/contract-abi",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Fetch the verified ABI of a smart contract with function and event signatures across multiple EVM chains - required for agents to correctly encode contract calls, which LLMs cannot retrieve live. contract abi, get abi, contract interface, function signatures, abi fetch, contract methods Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"c483fa3534096c2648c128c0eb7f0701f8c6e6af40efbead649e0cc518603f69","id":70284,"kind":"listing","method":"baseline/1","observed_us":1793025480120844,"prev":null,"subject":"x402_bazaar:https://api.x402node.dev/chain/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. 0xdd361a9c33d9501cf0926c029bbc36f8089a79a946f4ff4920e73a86484a65a0
2. 0x1ce609f47ef82abe6d434003f3a5524ce26bdaa6ba64760a760fac3a45a9dade
3. 0x50ecd4a49a82ac78569ee0271b41f3b3e1159b45b7f8497593d37028dbafb594
4. 0x165ceef260355a06a557d0eef6e57e70ee707f98b65169320b0bf943eb86e717
5. 0x59eea4899cb07709e96fe0761220f760bfe95c59cb4646e02abc5b256ab20d10
6. 0xbba3ea8e73b5f499c3af5c632437463e92df33df5ccbccd0e5f17ec95c3037cf
7. 0x0266cc9cf29df8bd4bb3f218b5ee74c3d880885fd44ff057cd825914339dbc1b
8. 0x994822cfd61c5c400ba029917c603eb8ffcd0b8c3901428f2fc25cd02220f2f3
9. 0x8d50b59c7e47c14e71f98294ffe9a08e27612300e93c525acbe08e28b3a77118
10. 0xa6e263f21de84b30c691e048acb0310bd7d18a8690547632e858e23c83a7937f
11. 0xc304d8ab49bd718a38dddb85fcb5c694094ddf3a5df4ec3ea86014a4eacd847c
12. 0xd5d3f9a510ef9bc1156a86fc24b9d0c3a67b96d7c1dad1563f35f879e0ac9b4b
13. 0xa4edde833302b48399053e2519aea1aed1074cd102bf4b553643df1866cce4ec
14. 0x0b7541c75cc482a7134110311d7dbd02095d969ba21177de9b21a52a55981718
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae