Evidence row 411241

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://market.datapackvibe.com/x402/assistant-bx-web-canonical-bigrams"
    ]
  ],
  "name": "market.datapackvibe.com/x402/assistant-bx-web-canonical-bigrams",
  "owner_address": "0x8bc2aecdd86097f74a1a5fa17764108d9a683c8c",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x8bc2AECdD86097F74a1a5fa17764108D9a683C8C",
        "scheme": "exact"
      }
    ],
    "description": "Canonical URL declarations — Adjacent word-pair frequency: Adjacent word-pair frequency for Canonical URL declarations. One public HTTPS page or supplied HTML; static parsing, no JavaScript rendering, login or access bypass. Specialised preset in a shared 50-profile, 20-operation engine. 0.01 USDC includes one bounded adjacent word-pair frequency result.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "attribute": "id",
              "attribute_value": "sample",
              "html": "<!doctype html><html><head></head><body><link rel=\"canonical\" href=\"https://www.iana.org/help/example-domains\" id=\"sample\"></body></html>",
              "previous_texts": [
                "Older example"
              ],
              "term": "product",
              "url": ""
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "files": [],
              "order_id": "ord_example",
              "result": {
                "completed": true,
                "workflow": "bx-web-canonical-bigrams"
              },
              "sku": "assistant-bx-web-canonical-bigrams",
              "status": "delivered"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "attribute": {
                      "default": "id",
                      "maxLength": 50,
                      "pattern": "^[a-zA-Z][a-zA-Z0-9:_-]{0,49}$",
                      "type": "string"
                    },
                    "attribute_value": {
                      "default": "sample",
                      "maxLength": 200,
                      "type": "string"
                    },
                    "html": {
                      "default": "<!doctype html><html><head></head><body><link rel=\"canonical\" href=\"https://www.iana.org/help/example-domains\" id=\"sample\"></body></html>",
                      "maxLength": 100000,
                      "type": "string"
                    },
                    "previous_texts": {
                      "default": [
                        "Older example"
                      ],
                      "items": {
                        "default": "",
                        "maxLength": 1000,
                        "type": "string"
                      },
                      "maxItems": 200,
                      "minItems": 0,
                      "type": "array"
                    },
                    "term": {
                      "default": "product",
                      "maxLength": 100,
                      "minLength": 1,
                      "type": "string"
                    },
                    "url": {
                      "default": "",
                      "maxLength": 2048,
                      "type": "string"
                    }
                  },
                  "required": [
                    "url",
                    "html",
                    "term",
                    "attribute",
                    "attribute_value",
                    "previous_texts"
                  ],
                  "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": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T23:31:16.723Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T23:31:16.367Z"
    },
    "resource": "https://market.datapackvibe.com/x402/assistant-bx-web-canonical-bigrams",
    "tags": [
      "ai",
      "bazaar-web",
      "workflow"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Canonical URL declarations — Adjacent word-pair frequency: Adjacent word-pair frequency for Canonical URL declarations. One public HTTPS page or supplied HTML; static parsing, no JavaScript rendering, login or access bypass. Specialised preset in a shared 50-profile, 20-operation engine. 0.01 USDC includes one bounded adjacent word-pair frequency result."
}

What the leaf hashes

{"body":"54a997b4f8d9af311a6df1d79560b00359cb1b200f2c9df1da4433d2a2f64ac8","id":411241,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080467553012,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-bx-web-canonical-bigrams","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. 0xe52d1f6034a4dca6d11281eaea085fef77eae438efa12132c492db160733d3d2
2. 0x75b6d0e327c1bba2b50a5faff6d0fc66f129263d6811d1d4d3e817a137a96c09
3. 0x43489d92def8467901fd211bcc48912de20e511e7cef734d11ebd6b9edb4e658
4. 0x4b14548b370675e6b9ee97f898e6c31eb831288027a1702517c1c46861652281
5. 0x8b5bb7b78f44d955c804497049c598aad390faca4fa63733740dbf80cf33d3a9
6. 0xc0606e938956c86ee357168c4191dba78c93490ea2907d6031b90a22db7e4483
7. 0x398df424a20fc2177c64aea2ce19ad59296386adb6d7cac94c379716667f4359
8. 0x51d901e5d4ae6b5c4a1ed6714662d7a6901a671166aa7c79fe21042f0006acc8
9. 0x1b5ad860310afd08b08a311c6dc9f95b20c4471e3090a6ae4db5a447a507c7d7
10. 0x2baddf27204205879f7d8dd25c126123d24f575a3e884596ce04da9a0d1e424a
11. 0x002b13cc3ed137330ceb329ee87ef5c7f1d449d6e74a27e573a5c750d915c731
12. 0xc1d2a56a84338ae3b69b3423e631069ac48cf802439f26d41941f651ac2c28a1
13. 0xd98ea318b514153f74841c90aff18a807e61314ec99610bf3bdbb7219da01cbd
14. 0xf72dee7a0c7534cb19ede4959b957b00c0a8285c36ad49dd2ce1c1092bf60d93
15. 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4