Evidence row 1261866

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://schemasure.com/v2/extract"
    ]
  ],
  "name": "SchemaSure",
  "owner_address": "0x9876af0f6d8ed5155cd02d1ca56d128601612690",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "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 unstructured text or HTML. Failed extraction calls are not settled. Primary x402 V2 API for production agents.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "input": "Invoice #A-1042 — Acme Corp. Total due: $1,299.00 USD on 2026-08-01.",
              "schema": {
                "additionalProperties": false,
                "properties": {
                  "currency": {
                    "enum": [
                      "USD",
                      "EUR",
                      "GBP"
                    ],
                    "type": "string"
                  },
                  "dueDate": {
                    "format": "date",
                    "type": "string"
                  },
                  "invoiceNumber": {
                    "type": "string"
                  },
                  "total": {
                    "type": "number"
                  }
                },
                "required": [
                  "invoiceNumber",
                  "total",
                  "currency",
                  "dueDate"
                ],
                "type": "object"
              }
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "currency": "USD",
                "dueDate": "2026-08-01",
                "invoiceNumber": "A-1042",
                "total": 1299
              },
              "meta": {
                "latencyMs": 640,
                "repairs": 0,
                "validated": true
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "input": {
                      "description": "Raw unstructured content to extract from (plain text or HTML).",
                      "minLength": 1,
                      "type": "string"
                    },
                    "inputType": {
                      "default": "auto",
                      "description": "How to interpret `input`: plain text, HTML, or auto-detect (default).",
                      "enum": [
                        "text",
                        "html",
                        "auto"
                      ],
                      "type": "string"
                    },
                    "options": {
                      "additionalProperties": false,
                      "properties": {
                        "deterministic": {
                          "default": true,
                          "description": "Enable deterministic pre-extraction hints.",
                          "type": "boolean"
                        },
                        "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": [
                    "input",
                    "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": "2026-10-30T10:52:37.754Z",
    "quality": {
      "l30DaysTotalCalls": 17,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-30T10:52:37.463Z"
    },
    "resource": "https://schemasure.com/v2/extract",
    "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 unstructured text or HTML. Failed extraction calls are not settled. Primary x402 V2 API for production agents."
}

What the leaf hashes

{"body":"21d9dd5d1f553740e6cbd169b2988bc65ae2dca45fb34e7fd636dd10198de256","id":1261866,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385517041393,"prev":null,"subject":"x402_bazaar:https://schemasure.com/v2/extract","subject_kind":"source_record"}

Proof

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

1. 0x3c1f75b3e1662a5dd0a13a3434b2e45304b2e3bfa98c7c621a7c3a4003319880
2. 0x1d1b6884271810ca832b5c401fd71801141dcb344963eec2fd4841bdc3a41094
3. 0x46b07f297a94c4ca94fa077ab378d4e4fe62b76e2443bf9e6727400ea21c6062
4. 0x9c683d6d6c732474a7eccec9591f6a0b5a13a661a60676057c765c5b98bdd661
5. 0x34c24d30d86d52402d2312e189a26e6e38e9100dc6555b921df41b737f4974c6
6. 0x77afa6a08ac732d9d42b7ec5f23acb7d7fdfbbdf87d30571980f4afce01d078b
7. 0xaafb610494119959ed7032826f06209a77b92888d56592a3af1dd874960d66d9
8. 0x9ec4223bd0bdf4fd6e7399e178cdb39e78c27faabaeeb701228364c8fedf7f9a
9. 0x914a5ea485887ffb46aa4e996b5c20d970d4984e135b0745312816a130589c55
10. 0xd05bb80fa4aec2d69bb5921b6c8a3b52b92b9ede6bd96253e4dfe835177793d2
11. 0x1e1e22abb6ebd9ad80ea99e82fab84893298c28d5795b1d4bdcd0c3c043eb0d5
12. 0x31aa83eb989364f7eb20e382085948891951342138d1ad28560ecdb6098f9176
13. 0xd40aeec5dddc6c98e3cfc34f1a613fe9f98155096c0b5ee15e69e86720a0ebc2
14. 0x376892c50c46ee5b035b41cf6f3f7adac55e75544347e1646c5dd6be381c43a2
15. 0xd7d5c71ec079257a487d0494049c896f97cf8bf7d89a43fea539777c548c96f3
16. 0x50ca74d7c8f26a46e9c3b8fb5e7f9ebcdfdcc1b7c863db3b6d2b7c12e24ca66f
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861