Evidence row 451739

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://jsonrecon.com/extract/lite"
    ]
  ],
  "name": "jsonrecon.com/extract/lite",
  "owner_address": "0xc1726e09aea4b9b967353b7b56890955e9e5bc2c",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xC1726e09aEa4b9b967353B7b56890955E9E5Bc2c",
        "scheme": "exact"
      }
    ],
    "description": "Return the Schema.org structured data already published on a public web page. Navigation-only results are marked low information so agents can choose Full extraction. $0.005 USDC per successful request on Base. Call /check before paying. Payment authorization settles only after a successful response.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "url": "https://www.seed-sack.com/products/the-classic-single-seed-sack"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "cached": false,
              "confidence": "high",
              "data": {
                "@context": "https://schema.org",
                "@type": "Product",
                "brand": {
                  "@type": "Brand",
                  "name": "Seed Sack"
                },
                "name": "The Classic Seed Sack",
                "offers": {
                  "@type": "Offer",
                  "price": 17.99,
                  "priceCurrency": "USD"
                },
                "sku": "11413-1983"
              },
              "extraction_ms": 350,
              "schema_type": "Product",
              "source": "existing_jsonld",
              "success": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "url": {
                      "description": "The precise URL of a public page whose published Schema.org data should be retrieved.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ]
                },
                "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": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "additionalProperties": true,
                  "description": "A successful Lite response containing Schema.org JSON-LD published by the requested page and an explicit quality signal when the result is navigation-only.",
                  "properties": {
                    "_meta": {
                      "additionalProperties": true,
                      "type": "object"
                    },
                    "cached": {
                      "type": "boolean"
                    },
                    "confidence": {
                      "enum": [
                        "high",
                        "medium",
                        "low"
                      ],
                      "type": "string"
                    },
                    "data": {
                      "additionalProperties": true,
                      "description": "A Schema.org JSON-LD entity. Its fields vary with schema_type.",
                      "properties": {
                        "@context": {},
                        "@type": {
                          "oneOf": [
                            {
                              "type": "string"
                            },
                            {
                              "items": {
                                "type": "string"
                              },
                              "minItems": 1,
                              "type": "array"
                            }
                          ]
                        }
                      },
                      "type": "object"
                    },
                    "extracted_at": {
                      "type": "string"
                    },
                    "extraction_ms": {
                      "minimum": 0,
                      "type": "number"
                    },
                    "information_quality": {
                      "additionalProperties": false,
                      "properties": {
                        "level": {
                          "enum": [
                            "low"
                          ],
                          "type": "string"
                        },
                        "reason": {
                          "enum": [
                            "navigation_or_container_schema_only"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "level",
                        "reason"
                      ],
                      "type": "object"
                    },
                    "page_schemas": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array",
                      "uniqueItems": true
                    },
                    "recommendation": {
                      "type": "string"
                    },
                    "schema_type": {
                      "description": "The primary Schema.org type represented by data.",
                      "minLength": 1,
                      "type": "string"
                    },
                    "source": {
                      "description": "The public provenance category for the extracted entity.",
                      "type": "string"
                    },
                    "success": {
                      "const": true,
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "success",
                    "data",
                    "schema_type",
                    "confidence",
                    "cached",
                    "extraction_ms"
                  ],
                  "title": "JSON Recon Lite retrieval result",
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:46:09.836Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-14T18:18:34.451Z"
    },
    "resource": "https://jsonrecon.com/extract/lite",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Return the Schema.org structured data already published on a public web page. Navigation-only results are marked low information so agents can choose Full extraction. $0.005 USDC per successful request on Base. Call /check before paying. Payment authorization settles only after a successful response."
}

What the leaf hashes

{"body":"7ea43690c06819fedc57534bd81e9cb238ad98f6c72ea4881817f10f59489915","id":451739,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100513997104,"prev":76887,"subject":"x402_bazaar:https://jsonrecon.com/extract/lite","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xd7de0a07c06160f64f9c53840466a8ac9510cf18e21624e50837fb6901fb9e3a
2. 0xea8f96c17d081c6d0e50a8ea92506c85b96f161c7b04081cf05bd72203fa7d9a
3. 0x6717b24d8b203403931e82cfca6e71ad304fa4b00527ac3a18cddd55190a9fd9
4. 0x96e617ba37dc38518346bc56359b2db9018b6dc0637650585de35742f6a9baa5
5. 0x0526de2e462ffe50ecc26041b11c17a6764d1a7335ce9ca6a556664122b6dd18
6. 0x2b56248ebd932887a565831511575cfe6320c0cf9edfb3785e4bb31c63027771
7. 0xd3834fa7af4c06e953e66be3a6eba94589b5b30ae19a00be609466323097969f
8. 0xbafedb24030d8ded08005052400b9e6b50e9f8271104b4832372e64cc500192f
9. 0x6f2a03ff07daddb913710745482384a1f10c6bfe1e1af746abe8488b4888d137
10. 0xcbd034a0cd26135dfe3bfa8fd5f89984d2548896a214c858b8d7fbfbfef4f03f
11. 0x3dca44952a9682a51f9efd327b03aab50a00e491555a6e0d2002b9d4c8a802cd
12. 0x849261a3d4118e022f8782d6166f4778e44fb4b1ae758bb02cd94e56b5df0896
13. 0x13692b463800846f580925c8ea49b43f92b7df3f9e8d32b8a18802640cca3780
14. 0xd59f3e577867f5105dd7f75598f16da8286185e426dfcdafb84e733fde2b2492
15. 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4