Evidence row 1261865

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://schemasure.com/v2/extract-image"
    ]
  ],
  "name": "SchemaSure",
  "owner_address": "0x9876af0f6d8ed5155cd02d1ca56d128601612690",
  "raw": {
    "accepts": [
      {
        "amount": "60000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x9876af0F6D8Ed5155Cd02d1ca56D128601612690",
        "scheme": "exact"
      }
    ],
    "description": "Extract strict, JSON-Schema-valid typed JSON from a PNG, JPEG, or WebP document image. Failed extraction calls are not settled. Always-paid x402 V2 image API.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "image": {
                "data": "<base64-encoded PNG, JPEG, or WebP bytes>",
                "mimeType": "image/png"
              },
              "schema": {
                "additionalProperties": false,
                "properties": {
                  "invoiceNumber": {
                    "description": "Invoice identifier exactly as printed.",
                    "type": "string"
                  },
                  "total": {
                    "description": "Final amount due as a number, without currency symbols.",
                    "type": "number"
                  },
                  "vendor": {
                    "type": "string"
                  }
                },
                "required": [
                  "invoiceNumber",
                  "vendor",
                  "total"
                ],
                "type": "object"
              }
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "invoiceNumber": "INV-2048",
                "total": 382.45,
                "vendor": "Northstar Supplies"
              },
              "meta": {
                "latencyMs": 910,
                "repairs": 0,
                "validated": true
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "image": {
                      "additionalProperties": false,
                      "properties": {
                        "data": {
                          "contentEncoding": "base64",
                          "description": "Base64-encoded image bytes without a data-URL prefix.",
                          "minLength": 1,
                          "type": "string"
                        },
                        "mimeType": {
                          "description": "Declared image media type; it must match the decoded file signature.",
                          "enum": [
                            "image/png",
                            "image/jpeg",
                            "image/webp"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "data",
                        "mimeType"
                      ],
                      "type": "object"
                    },
                    "options": {
                      "additionalProperties": false,
                      "properties": {
                        "maxRepairs": {
                          "description": "Max validate->re-prompt repair iterations.",
                          "maximum": 5,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "strict": {
                          "default": true,
                          "description": "Drop fields not present in the schema.",
                          "type": "boolean"
                        }
                      },
                      "type": "object"
                    },
                    "schema": {
                      "description": "JSON Schema (draft 2020-12) that the returned `data` is guaranteed to satisfy.",
                      "type": "object"
                    }
                  },
                  "required": [
                    "image",
                    "schema"
                  ],
                  "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": {
                  "properties": {
                    "data": {
                      "description": "Extracted value; guaranteed to validate against the request `schema`."
                    },
                    "meta": {
                      "properties": {
                        "deterministicFields": {
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "latencyMs": {
                          "type": "integer"
                        },
                        "repairs": {
                          "type": "integer"
                        },
                        "validated": {
                          "const": true
                        }
                      },
                      "required": [
                        "repairs",
                        "latencyMs",
                        "validated"
                      ],
                      "type": "object"
                    }
                  },
                  "required": [
                    "data",
                    "meta"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-30T10:52:41.516Z",
    "quality": {
      "l30DaysTotalCalls": 12,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-30T10:52:41.265Z"
    },
    "resource": "https://schemasure.com/v2/extract-image",
    "serviceName": "SchemaSure",
    "tags": [
      "x402",
      "mpp",
      "tempo",
      "structured-output",
      "ai-agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Extract strict, JSON-Schema-valid typed JSON from a PNG, JPEG, or WebP document image. Failed extraction calls are not settled. Always-paid x402 V2 image API."
}

What the leaf hashes

{"body":"c40453ba4f59bea0e31a59b8270c8245b74e2b140719b51af506c0231377124b","id":1261865,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385517038587,"prev":null,"subject":"x402_bazaar:https://schemasure.com/v2/extract-image","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x30be8ec516e1901fb5472d380e7c0ed644d7f9a3ed02c9d1f93f985d00b58ef9
2. 0x22d158dd0aec06437f1ca9f6bdadec36edd4acdf6fad3c2a5ce12f134ca9315b
3. 0xb8fe94a83610023e7fcf0ccc796331c481a23380175a7bace643c1ddb26715c0
4. 0x636f5e81fa3cc788bee957c562fbc936c121edbb47d77f72e13e964a32584536
5. 0x164b9086afc1a42f12c7182faf549fa30921da9cda6970354cce312f307ee631
6. 0x226a40b4cfc1f00e8f89a3452aa01a778ed2bdc8e87849ff5c6ba3682dd6ba1b
7. 0xee3b85ebc8adca124d250fe931b4f7a97f707c39aff70975c104492e8fbe2f33
8. 0xef1f5ecf9d4f4f7ff959a61abd4a400a25d5a586e36af5e0e46fd7ae2e25dad1
9. 0x9ed200a24d4cb9fe258ebe2fdde4c31f1e2f46ba905c2f786058d8e27a8c5c1f
10. 0x0c1ea928363a356bd7f2b65a6801672d4266855f104c8f92392737d96efbfc53
11. 0x3bc6ecf4111f73368ed3c51d1f42e543899e649d8d5e8cda11844ee6a7400a08
12. 0xd658f5ebf53f5f4d9e144502aadc553401a7b6fa9aa8d2999117181fae286e99
13. 0xa731ea0a53ef052371d2f4f5c1c8f41649e1bf40a860f84529dbcb9601498e0d
14. 0xc1162ffd606c8e0e72ce94a16332c19bf77c27df8032f71c95d5690246968bbe
15. 0x6222037db785cc797fc8809e52e551d945c928d389b7ac947c037fb9af818562
16. 0x50ca74d7c8f26a46e9c3b8fb5e7f9ebcdfdcc1b7c863db3b6d2b7c12e24ca66f
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861