Evidence row 752187

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.interzoid.com/getcountrystandard"
    ]
  ],
  "name": "api.interzoid.com/getcountrystandard",
  "owner_address": "0xdceca23ff8a7145e1b5b35427c9886cf21a67566",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "description": "Standardize a country name to a consistent spelling. Handles variations like 'Great Britain', 'UK', 'United Kingdom', 'Britain' and normalizes to a canonical form.",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "mimeType": "application/json",
        "network": "eip155:8453",
        "payTo": "0xdCEca23FF8A7145e1b5B35427C9886CF21A67566",
        "resource": {
          "description": "Standardize a country name to a consistent spelling. Handles variations like 'Great Britain', 'UK', 'United Kingdom', 'Britain' and normalizes to a canonical form.",
          "mimeType": "application/json",
          "url": "https://api.interzoid.com/getcountrystandard"
        },
        "scheme": "exact"
      }
    ],
    "description": "Standardize a country name to a consistent spelling. Handles variations like 'Great Britain', 'UK', 'United Kingdom', 'Britain' and normalizes to a canonical form.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "country": "uae"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "Code": "Success",
              "CountryStandard": "United Arab Emirates",
              "Credits": "0"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "country": {
                      "description": "Country name to standardize",
                      "type": "string"
                    }
                  },
                  "required": [
                    "country"
                  ],
                  "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": "2026-10-27T21:52:36.8Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T21:52:36.693Z"
    },
    "resource": "https://api.interzoid.com/getcountrystandard",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Standardize a country name to a consistent spelling. Handles variations like 'Great Britain', 'UK', 'United Kingdom', 'Britain' and normalizes to a canonical form."
}

What the leaf hashes

{"body":"2ef94abb72b68688174d092fe582b392cabc9ba4aee3b7a52264decca0b83b05","id":752187,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178814007641,"prev":null,"subject":"x402_bazaar:https://api.interzoid.com/getcountrystandard","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0x6d558cad4850b63e19c0a284b79df36de4017d6257804ba0fc66f5f6565a4ab5
2. 0x4839ea205b5187f2e4c9b05e185c69d58f4db6a3cd3e31156e93f83dc6659912
3. 0x302a30be47a65b7132683a8b8f541f533ba878ce4adbbeda2151258c45e9f5ac
4. 0x535db682b155048ca7419b408b2b3b3eea54bdcb32917c4b4a4a6edb7ed7bcc9
5. 0xd837e69b6659bf7b5e66f65759718ea281374def405b324e1a4bd64a529646ba
6. 0x9171905f8948dbbd6fa03ace83de7c3061ec99f79e0b27adab2c511820269ead
7. 0xf0eb19c3835395e8f887dfb6102c975b96b5625a929a3b7e4efce0d0cb62c29c
8. 0x90006757de7dd6afa8f6ceabddc7e5c400879929bc788e02468119a9d6a00e29
9. 0x0da0c2a2ee3c4c0966770870296c90135d3ca0c1e75d6495d3bcbb92317e64ca
10. 0xc7842d6620e231cc8012345a55351f65946dfc793af220d2a59e8ab0d9bdae2e
11. 0x01d9a85eb33cb0c02dcfdd82f6775a30ea866ef2a89da712cc6c2508ffa4464d
12. 0x88845266740acfdcd21831fcd6c466a7b595d7dc73e7d99e39b94c1b4e60e20c
13. 0x7f155f68af02d8849db98e7526c24e043693127acc289e6a058a9d26a9c83335
14. 0x13a2df73da081eeb4e6752fd2a3d176d9f2a8d2dd01b46f18b266eb7116ace2f
15. 0xab4e84d781dccd579dcf5c47a356a4a2e6cac58a2aefdf3543a3fa15238fa4db
16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae