Evidence row 64509

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.17711.xyz/registry/extract-correct-service/v1/extract-correct/parse_json"
    ]
  ],
  "name": "17711 JSON Repair and Extract",
  "owner_address": "0xc0bdc7d3635d0f8a907f41320d80e06f0cdf82ba",
  "raw": {
    "accepts": [
      {
        "amount": "6000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xc0bdc7d3635d0f8a907f41320d80e06f0cdf82ba",
        "scheme": "exact"
      }
    ],
    "description": "JSON repair API: extract valid JSON from messy text or model output and fix it against a JSON Schema",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "schema": null,
              "text": "string"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "applied_fixes": [
                {
                  "detail": "string",
                  "path": "string",
                  "rule": "string"
                }
              ],
              "data": null,
              "extraction_method": "string",
              "remaining_issues": [
                {
                  "keyword": "string",
                  "message": "string",
                  "path": "string"
                }
              ],
              "valid": false
            },
            "type": "json"
          }
        },
        "schema": {
          "$defs": {
            "AppliedFix": {
              "description": "One deterministic correction actually applied to the extracted value.",
              "properties": {
                "detail": {
                  "description": "Human-readable detail of what changed.",
                  "type": "string"
                },
                "path": {
                  "description": "JSON Pointer to the field that was corrected (e.g. `/user/age`; `\"\"` = the whole value).",
                  "type": "string"
                },
                "rule": {
                  "description": "Which bounded correction rule fired (e.g. `type_coercion`, `additional_property_stripped`,\n`enum_case_insensitive_match`, `required_default_filled`, `clamped_to_minimum`,\n`clamped_to_maximum`, `array_truncated_to_max_items`).",
                  "type": "string"
                }
              },
              "required": [
                "path",
                "rule",
                "detail"
              ],
              "type": "object"
            },
            "RemainingIssue": {
              "description": "One schema violation that could NOT be corrected -- never silently dropped or guessed.",
              "properties": {
                "keyword": {
                  "description": "The JSON Schema keyword that failed (e.g. `pattern`, `format`, `minItems`, `oneOf`).",
                  "type": "string"
                },
                "message": {
                  "description": "The underlying validator's own error message.",
                  "type": "string"
                },
                "path": {
                  "description": "JSON Pointer to the field that still fails validation.",
                  "type": "string"
                }
              },
              "required": [
                "path",
                "keyword",
                "message"
              ],
              "type": "object"
            }
          },
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "schema": {
                      "default": null,
                      "description": "Optional JSON Schema to validate the extracted value against and auto-correct where a\nbounded, deterministic fix rule applies. Omitted = extraction only, no validation."
                    },
                    "text": {
                      "description": "Free-form or messy text to extract structured JSON from -- already-valid JSON, JSON\nwrapped in prose or a markdown code fence, or malformed JSON (trailing commas,\nsingle-quoted strings, unquoted keys, a truncated array/object).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "text"
                  ],
                  "title": "ParseJsonRequest",
                  "type": "object"
                },
                "bodyType": {
                  "const": "json"
                },
                "method": {
                  "const": "POST"
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "applied_fixes": {
                      "description": "Every correction actually applied, in the order applied.",
                      "items": {
                        "$ref": "#/$defs/AppliedFix"
                      },
                      "type": "array"
                    },
                    "data": {
                      "description": "The extracted (and, if a schema was supplied, corrected) JSON value."
                    },
                    "extraction_method": {
                      "description": "How `data` was obtained: `\"direct\"` (already valid JSON), `\"repaired\"` (malformed JSON\nfixed in place), or `\"extracted_and_repaired\"` (isolated from surrounding text, then\nfixed).",
                      "type": "string"
                    },
                    "remaining_issues": {
                      "description": "Every schema violation that remains after correction -- non-empty only when `schema` was\nsupplied and at least one issue couldn't be fixed by a bounded v1 rule.",
                      "items": {
                        "$ref": "#/$defs/RemainingIssue"
                      },
                      "type": "array"
                    },
                    "valid": {
                      "description": "Whether `data` satisfies `schema` after correction. `None` when no `schema` was supplied\n-- never conflated with \"assumed valid\".",
                      "type": [
                        "boolean",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "data",
                    "extraction_method",
                    "applied_fixes",
                    "remaining_issues"
                  ],
                  "title": "ParseJsonResponse",
                  "type": "object"
                },
                "type": {
                  "const": "json"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-12T09:19:33.146Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-12T09:19:32.741Z"
    },
    "resource": "https://api.17711.xyz/registry/extract-correct-service/v1/extract-correct/parse_json",
    "serviceName": "17711 JSON Repair and Extract",
    "tags": [
      "json-repair",
      "json",
      "json-schema",
      "structured-data",
      "model-output"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "JSON repair API: extract valid JSON from messy text or model output and fix it against a JSON Schema"
}

What the leaf hashes

{"body":"e7a29432f4ee391b22771c0e6e2392447b28a8ae02c27696733fa2bcd09a0d9f","id":64509,"kind":"listing","method":"baseline/1","observed_us":1793025456751160,"prev":null,"subject":"x402_bazaar:https://api.17711.xyz/registry/extract-correct-service/v1/extract-correct/parse_json","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. 0x6619b5688ef0feacbcc4b6ee175e12d82cd15d44e149c5d79a82e10ac43862d9
2. 0x7d3f8596546366a06d9077e98707d8cbff9241bec8ee6ae3999ae817d0abd055
3. 0xef69d304cea225045a9db0aeafa6b33c19faaf2aa4bd28aad5bd69284465f82c
4. 0x0f6d2952b613e4c7f9463c58d5174c72418c471ca5fdd70c869bae6b03a35176
5. 0x7696c3dc265bf545858d4484fc5d81e5a310369a8742c996e71dd8f7cbb11836
6. 0x387e49e414ae5823ded6019a18d682a7a4aa0bd4941fbc479dd7b1ec5160917c
7. 0xe4f67bb18043e6a284df553327de9d6fd5408965492720af4e96a5b5dc1e2ddf
8. 0x14ffefc9d936e5304563a91e8a57cf301160eb9cfd0d28d8101f666e3e5eb0e6
9. 0xe00e5dca78540c07d80ebe9ff376692c2e5f7c706ce1bc8acf86f3dd6a876229
10. 0x17b7b18fdb5634f7375f480081f04da08fa690f97e6123e0cec534ab5ca72dd5
11. 0x97befbe0402dae50d99027054f0d354513b22fda782f887ba0d9fae94219c296
12. 0x611b1c1b68d04a71934006e383071a8f3836400d60beb86d81dd038bc102029f
13. 0x13f4b94ecf613d585c952b5363dad2b247a55371eb8e358bb89dc033e83128b1
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae