Evidence row 452677

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://book-bot.app/api/audiobooks/search"
    ]
  ],
  "name": "book-bot.app/api/audiobooks/search",
  "owner_address": "0x26b354827942a0802552e433d357c78d78d2e987",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x26b354827942a0802552e433d357c78d78d2e987",
        "scheme": "exact"
      }
    ],
    "description": "Search audiobookbay.lu for audiobooks. Returns up to ~12 result entries with slugs that can be passed to /api/audiobooks/details for magnet links.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "query": "dune"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "audiobooks": [
                {
                  "category": [
                    "Adults",
                    "Classic",
                    "Sci-Fi"
                  ],
                  "keywords": [
                    "Epic Fantasy",
                    "Space Opera"
                  ],
                  "language": "English",
                  "slug": "dune-frank-herbert-2",
                  "thumbnail": "https://m.media-amazon.com/images/I/71-1WBgjGoL._SL1500_.jpg",
                  "title": "Dune - Frank Herbert",
                  "url": "https://audiobookbay.lu/abss/dune-frank-herbert-2/"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "additionalProperties": false,
                  "properties": {
                    "page": {
                      "description": "Page number, defaults to 1.",
                      "maximum": 20,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "query": {
                      "description": "Search query (title, author, or narrator).",
                      "maxLength": 200,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "query"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "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": false,
                  "properties": {
                    "audiobooks": {
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "category": {
                            "items": {
                              "type": "string"
                            },
                            "type": "array"
                          },
                          "keywords": {
                            "items": {
                              "type": "string"
                            },
                            "type": "array"
                          },
                          "language": {
                            "anyOf": [
                              {
                                "type": "string"
                              },
                              {
                                "type": "null"
                              }
                            ]
                          },
                          "slug": {
                            "description": "Audiobook slug — pass this to /api/audiobooks/details.",
                            "type": "string"
                          },
                          "thumbnail": {
                            "anyOf": [
                              {
                                "type": "string"
                              },
                              {
                                "type": "null"
                              }
                            ],
                            "description": "Cover image URL, or null if missing."
                          },
                          "title": {
                            "type": "string"
                          },
                          "url": {
                            "description": "audiobookbay.lu detail page URL. Pass the `slug` to /api/audiobooks/details for a magnet link.",
                            "format": "uri",
                            "type": "string"
                          }
                        },
                        "required": [
                          "url",
                          "slug",
                          "title",
                          "thumbnail",
                          "category",
                          "language",
                          "keywords"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "audiobooks"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:46:28.302Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-24T09:53:03.415Z"
    },
    "resource": "https://book-bot.app/api/audiobooks/search",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Search audiobookbay.lu for audiobooks. Returns up to ~12 result entries with slugs that can be passed to /api/audiobooks/details for magnet links."
}

What the leaf hashes

{"body":"fc2bd6f2c10f9dac75d36fd837c510decac58389d4f885c90be6ed1e0b1fe936","id":452677,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100554306850,"prev":71799,"subject":"x402_bazaar:https://book-bot.app/api/audiobooks/search","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. 0xcaaf9ba6e4df638c53fea9042c5c4f05ed9c4c3f21ece8e072b813f25f3934d7
2. 0x8bdfffab3828ae0f078958319fb21949b3f5e9ea049e5348365cf1db276e5f06
3. 0x05d1a0a14f9800d18e02750ec79d41f185f1f38583a962f1c1c8cfead4696767
4. 0x65bde58a09318f9c83cc505ed41c7fde9b825dfc64a6bd2c20356f2beefd8047
5. 0xbe0ac3f616b9c47c4d90bf6d0f4027e74cc454279eb9307dda1a637364a64420
6. 0x464165c0f7ff0f363e207374a39503c0982894b6d27f221de3db4b69bc552970
7. 0x7b21ecf2e08aa9ee72ea3063bdd37e8ded41b9ae963acc9ac7223ce83ab4918a
8. 0xd1d914282970ed3021f459b97a6c310d7058ec1fde50f4e77a3296f12e3a2ff4
9. 0x02221c9fcd4861b8be9098304233112b9df06b86cc6c9ae01ac816969995221e
10. 0xcde5bf037067d972e5d7dbf8a222329146b61a7af13663bc3e5b57bc458051ae
11. 0x031a5189f3cedc6cdc917093e3bc1856d6d43693459685f550cf8d6caf1cc0a8
12. 0x7142f07ffeddbd14ceabecb9ab27a468e9ab58a2fca5472c5c6a93f3e98f173e
13. 0x938752e9acd199cd15f468392bc2dd8eefc52293e7144e30b87b241ca6b2513b
14. 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4