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Evidence row 63920

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://agentshelf.syntexa.ch/v1/base-erc721-tokens
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
f22ca633a3f68a00fd3143552f23d53d01c5afbaa8eb5276051617222ab8b88b
Leaf
0xf8b8f62359cce524c9d7db3ebaf193ff0b34fa11f0b3195408ee31de7b14fdd6

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agentshelf.syntexa.ch/v1/base-erc721-tokens"
    ]
  ],
  "name": "agentshelf.syntexa.ch/v1/base-erc721-tokens",
  "owner_address": "0x1d61faa032d3f40d9c470d2bf3a3f53de0e55a38",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x1D61FAA032d3f40D9C470D2bf3A3f53De0E55a38",
        "scheme": "exact"
      }
    ],
    "description": "Call when an agent needs the ERC-721 token ids one wallet owns in a Base collection, via tokenOfOwnerByIndex when enumerable (at most 100). Unsupported enumeration errors and is not billed. No log scan. Send JSON {\"contract\":\"0x1111111111111111111111111111111111111111\",\"owner\":\"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045\"}. Exact $0.005 USDC on Base. Try unpaid POST /v1/sandbox/base-erc721-tokens first.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "contract": "0x1111111111111111111111111111111111111111",
              "owner": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "balance": "2",
              "billed": true,
              "contract": "0x1111111111111111111111111111111111111111",
              "network": "eip155:8453",
              "ok": true,
              "owner": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
              "receipt_id": "rcpt_01EXAMPLE000000000000000",
              "token_ids": [
                "1",
                "2"
              ],
              "truncated": false,
              "warnings": []
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "examples": [
                    {
                      "contract": "0x1111111111111111111111111111111111111111",
                      "owner": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
                    }
                  ],
                  "properties": {
                    "contract": {
                      "description": "ERC-721 collection on Base mainnet. Example: 0x1111111111111111111111111111111111111111. Enumeration uses tokenOfOwnerByIndex only.",
                      "examples": [
                        "0x1111111111111111111111111111111111111111"
                      ],
                      "type": "string"
                    },
                    "owner": {
                      "description": "Wallet whose token ids are listed. Example: 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045. At most 100 ids are returned.",
                      "examples": [
                        "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "contract",
                    "owner"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "additionalProperties": false,
                  "examples": [
                    {
                      "balance": "2",
                      "billed": true,
                      "contract": "0x1111111111111111111111111111111111111111",
                      "network": "eip155:8453",
                      "ok": true,
                      "owner": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
                      "receipt_id": "rcpt_01EXAMPLE000000000000000",
                      "token_ids": [
                        "1",
                        "2"
                      ],
                      "truncated": false,
                      "warnings": []
                    }
                  ],
                  "properties": {
                    "balance": {
                      "examples": [
                        "2"
                      ],
                      "type": "string"
                    },
                    "billed": {
                      "examples": [
                        true
                      ],
                      "type": "boolean"
                    },
                    "contract": {
                      "examples": [
                        "0x1111111111111111111111111111111111111111"
                      ],
                      "type": "string"
                    },
                    "network": {
                      "const": "eip155:8453",
                      "examples": [
                        "eip155:8453"
                      ],
                      "type": "string"
                    },
                    "ok": {
                      "const": true,
                      "examples": [
                        true
                      ],
                      "type": "boolean"
                    },
                    "owner": {
                      "examples": [
                        "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
                      ],
                      "type": "string"
                    },
                    "receipt_id": {
                      "examples": [
                        "rcpt_01EXAMPLE000000000000000"
                      ],
                      "type": "string"
                    },
                    "token_ids": {
                      "examples": [
                        [
                          "1",
                          "2"
                        ]
                      ],
                      "items": {
                        "type": "string"
                      },
                      "maxItems": 100,
                      "type": "array"
                    },
                    "truncated": {
                      "examples": [
                        false
                      ],
                      "type": "boolean"
                    },
                    "warnings": {
                      "default": [],
                      "examples": [
                        []
                      ],
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "ok",
                    "receipt_id",
                    "billed",
                    "network",
                    "contract",
                    "owner",
                    "balance",
                    "token_ids",
                    "truncated"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-20T07:39:13.523Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-20T07:39:13.343Z"
    },
    "resource": "https://agentshelf.syntexa.ch/v1/base-erc721-tokens",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Call when an agent needs the ERC-721 token ids one wallet owns in a Base collection, via tokenOfOwnerByIndex when enumerable (at most 100). Unsupported enumeration errors and is not billed. No log scan. Send JSON {\"contract\":\"0x1111111111111111111111111111111111111111\",\"owner\":\"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045\"}. Exact $0.005 USDC on Base. Try unpaid POST /v1/sandbox/base-erc721-tokens first."
}

What the leaf hashes

{"body":"f22ca633a3f68a00fd3143552f23d53d01c5afbaa8eb5276051617222ab8b88b","id":63920,"kind":"listing","method":"baseline/1","observed_us":1793025455800740,"prev":null,"subject":"x402_bazaar:https://agentshelf.syntexa.ch/v1/base-erc721-tokens","subject_kind":"source_record"}

Proof

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

  1. 0xf8b907fa81f14f8e0aa8f0cfed46d54fb690ee4d37d6e6a35a8a4d701737a151
  2. 0xe7607dad9fcfb05fea42c4b4838c69b5973eed7f4082811cbfb9c2c5f9f28065
  3. 0xf4e7179dee1781f1d1a785e763d0926346c7d2b55be5749bb4d14a70e20c2f33
  4. 0x5b9b6f16fd7d5ef81de064a5ac6622de93a918ecd8a903c6692cab3b314f3061
  5. 0xa7988dcb61932bffa2a0e640e9c76dedddc7eef68cda823df30e18daf93fd730
  6. 0xf97d77cf2291a98cf8a0f8315f219f7da936a8984fc822b353686d2f8e82a824
  7. 0x69dab9832b562960c301057560389e6148b9566cf8e1ffdd1cc2673661149b51
  8. 0x812d89d634fb6a2b5049ba7ad2ffe9707343c39ac1726beeb10175fdee221b4f
  9. 0xf66628a0d3140c444dce5159611601d48ff0b1f54e3cf2b722d1b1f0d78fbecc
  10. 0xedbb756c6884e1e4b4d8aa27e3c5a9118300a1c763d183c08ab09c58ee11482f
  11. 0xe3be477672f672ad65922159dceef6444408759f2808a7a1e1ba87146cf5eee0
  12. 0xf7eba200f6f1012d700fcc53fc6d57dcafd1019c920b1030d42fa21d4af95d94
  13. 0x694eb701ea36a0e3dcde192253ab85a618738bdc1e3a6e582e6f8bf9647f7a6a
  14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
  15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
  16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
  17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON