Evidence row 77212

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://loonie-toll.onrender.com/extract"
    ]
  ],
  "name": "ClearCheck",
  "owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      }
    ],
    "description": "Pull named fields out of unstructured text as strict JSON. You name the fields, you get an object back.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "fields": "invoice_number,vendor,amount,due_date,contact_email",
              "text": "Invoice 4471 from Acme Corp for $2,150.00, due 2026-09-15. Contact billing@acme.example."
            },
            "type": "http"
          },
          "output": {
            "example": {
              "disclaimer": "Generated by a small local language model. Advisory only — it can be wrong, and it is not a substitute for review on anything consequential.",
              "fields": {
                "amount": 2150,
                "contact_email": "billing@acme.example",
                "due_date": "2026-09-15",
                "invoice_number": "4471",
                "vendor": "Acme Corp"
              },
              "found": 5,
              "model": "openai/gpt-oss-120b",
              "requested": 5,
              "source": "local model",
              "verdict": "COMPLETE"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "fields": {
                      "description": "Comma-separated field names to extract, e.g. name,email,amount,date",
                      "type": "string"
                    },
                    "text": {
                      "description": "The text to work on. 6000 characters maximum.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "text",
                    "fields"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "fields": {
                      "properties": {
                        "amount": {
                          "type": [
                            "null",
                            "number"
                          ]
                        },
                        "contact_email": {
                          "type": [
                            "null",
                            "string"
                          ]
                        },
                        "due_date": {
                          "type": [
                            "null",
                            "string"
                          ]
                        },
                        "invoice_number": {
                          "type": [
                            "null",
                            "string"
                          ]
                        },
                        "vendor": {
                          "type": [
                            "null",
                            "string"
                          ]
                        }
                      },
                      "type": [
                        "null",
                        "object"
                      ]
                    },
                    "found": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "model": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "requested": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-20T13:35:34.717Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-20T13:35:34.376Z"
    },
    "resource": "https://loonie-toll.onrender.com/extract",
    "serviceName": "ClearCheck",
    "tags": [
      "text-extraction",
      "structured-output",
      "json",
      "parsing",
      "nlp"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Pull named fields out of unstructured text as strict JSON. You name the fields, you get an object back."
}

What the leaf hashes

{"body":"797255a2a8911c3bec3c3933c6eccb6dee33a1bd306a97f14e3c5db2c29fdc6f","id":77212,"kind":"listing","method":"baseline/1","observed_us":1793025493468727,"prev":null,"subject":"x402_bazaar:https://loonie-toll.onrender.com/extract","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. 0x8924793d32dd661db513aafbffd09a07598f6900853d4af49ff9d963b8e31b85
2. 0xc0e1267d57ab06bff9ff732c52872c9062717e97c65f46a855260d559c77c674
3. 0x78435dc50d4622c78bde4b9ac6040c0ff9be7f0135b4cba27e0d04d99086d197
4. 0xc6bd33d79f7dd4baff063038ed5f05948501ce734575146486fa25cb66d5494f
5. 0x52e58fbe9e9f4c414698e4e4ab989e5b77345859bab41fbad6e7b66cab075b5d
6. 0x2d39fdb3238edf49e76d8115d28f3bd385deed1cd93de0f305a95e8e98c6999a
7. 0x35fce9bd34523cef37cefd49bf35a35611f346869eddaac20e08a94bb24de1ae
8. 0x06bf5c8d1f429e7f7802d69f068a8e5a30602d676a3d96531603614fed09c365
9. 0x00e68f9c46b0f141c7ad95897ef8972e0da00f0b638ec98c8542cf0bb4478e6a
10. 0xed8c683cc2523b6faaf9567b2bca065f0b0b5a96cb16dc02a32ff230916396f8
11. 0xfb2bf7248df06c668bce5c2fce26586eb8982728138c40f164c1666cb3e32d7b
12. 0x7bf2d426bb827b94d7608055662cf2e3f09791e1a4c2c6bd606c0a9e89b18e59
13. 0x49d11be052a4c069b10250aaba214f566b3f2e5aaa7a98e82ccc6a71c0e801a0
14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae