Evidence row 426385

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent-data-tools.revmesh2074.workers.dev/ink/is-contract"
    ]
  ],
  "name": "Ink contract check",
  "owner_address": "0x2074c40346ae2a90e0e4a391bcee6f16bf5277f5",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "82wfSCZhCmZA7zwqqt6Q3FG8nqYBwUvbThP6M97fa9Q6",
        "scheme": "exact"
      }
    ],
    "description": "Ink contract check. Check whether a 0x address on Ink is a smart contract or a plain wallet: bytecode size, and whether it is an EIP-1167 minimal proxy and which implementation it points to. Use before sending funds or approving a spender; for a fuller risk verdict use check_counterparty. A malformed address is rejected with 400, uncharged.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0xF1815bd50389c46847f0Bda824eC8da914045D14"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0xF1815bd50389c46847f0Bda824eC8da914045D14",
              "chain": "Ink",
              "chainId": 57073,
              "codeBytes": 1855,
              "implementation": null,
              "isContract": true,
              "minimalProxy": false
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "0x address",
                      "examples": [
                        "0xF1815bd50389c46847f0Bda824eC8da914045D14"
                      ],
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "address"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "address": {
                      "type": "string"
                    },
                    "chain": {
                      "type": "string"
                    },
                    "chainId": {
                      "type": "number"
                    },
                    "codeBytes": {
                      "type": "number"
                    },
                    "implementation": {},
                    "isContract": {
                      "type": "boolean"
                    },
                    "minimalProxy": {
                      "type": "boolean"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_09e30bdm"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792567527/bazaar-icons/a67d2da18841a325.png",
    "lastUpdated": "2026-10-27T04:43:09.015Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T04:43:08.877Z"
    },
    "resource": "https://agent-data-tools.revmesh2074.workers.dev/ink/is-contract",
    "serviceName": "Ink contract check",
    "tags": [
      "ink",
      "contract",
      "security",
      "address",
      "blockchain"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Ink contract check. Check whether a 0x address on Ink is a smart contract or a plain wallet: bytecode size, and whether it is an EIP-1167 minimal proxy and which implementation it points to. Use before sending funds or approving a spender; for a fuller risk verdict use check_counterparty. A malformed address is rejected with 400, uncharged."
}

What the leaf hashes

{"body":"d5489fe5fcef4d52a685c8c151fd5b6454f87b68ec42c90314353a6b446d9bc6","id":426385,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086236636719,"prev":408911,"subject":"x402_bazaar:https://agent-data-tools.revmesh2074.workers.dev/ink/is-contract","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x76f19526f1caaec98ee49b2b533e8d8de24ce97d657619b3a4478f745fb94558
2. 0xdadf7f35681935a55e6a7f32b50dd09ea1f1598391e420947c6c61af8970e1a9
3. 0x23793c7cf014073a4e40e58c51f4a0ae0c9b79d81623fdf0c3aace2f0a37aab2
4. 0xeec8eb8cb29797a8b53d6c20455267510839f96ced36c643e9128c84b20a8ba3
5. 0xae4588d8fd0804150bba6e2339993fd649446255dc8b2bf3ee4c5c5c8399d75d
6. 0x6128b102e1812660b270c8e72a46583b8d740bd3eabf7f33da38c46355d8230b
7. 0x374ea006c4d164515a7a11a428a5bc70a2bc6def2b7560515928c5dce54ba576
8. 0x16ed4121dc2f06b68f0fd92bdbb49f340a993c8367ac4097389c1e1385373ef5
9. 0xba188720a46ad75cdce5534ad6d2bfc47d65e889898074b5dbca6555b2a37fe5
10. 0x0dcbf51fb2ecee58e0aec94fcb361cef89d57ae5d6a06d812d391867385ddd8e
11. 0xe6bb1ce9f4488db1a61582719cb796889efd3c003080931b82d2a8a465d0fec2
12. 0x6834d22f4558c2279e3de3027a40f72cd350b3c4a2e54be57aff9ec2c9eaf01a
13. 0x4094bd5bc2ab60e4518d1ee8a13455a69d7484ea62ecdca2618d0f39d3403503
14. 0x9848c068b1371232529d2b5738fdc45b854c57da041b69ea7c9e112b14e2d9d1
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4