Evidence row 547772

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://asin402.com/api/data/bestsellers"
    ]
  ],
  "name": "ASIN402",
  "owner_address": "0x820bb89345d372288c77c65d70b6ca3db395c191",
  "raw": {
    "accepts": [
      {
        "amount": "7000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x820bb89345d372288C77c65d70b6CA3dB395C191",
        "scheme": "exact"
      }
    ],
    "description": "Amazon best sellers list for any category, current or historical. Ordered ASIN list of best sellers in a category (up to 500,000 for root categories, 10,000 for sub-categories), ranked by current sales rank, by 30/90/180-day average rank, or for a past month. Deeper than the public Best Sellers page (top 100). Not charged if no list exists.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "category": "3375251",
              "limit": 100
            },
            "type": "http"
          },
          "output": {
            "example": {
              "_meta": {
                "cached": false,
                "marketplace_domain_id": 1,
                "price_paid": "$0.007"
              },
              "asins": [
                "B0F3GWXLTS",
                "0735211299"
              ],
              "category": "3375251",
              "total": 2
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "category": {
                      "description": "Category node ID, or a product group name such as Beauty. Find IDs with /api/data/category-search.",
                      "type": "string"
                    },
                    "domain": {
                      "description": "Amazon marketplace: us, uk, de, fr, jp, ca, it, es, in, mx, br. Default us.",
                      "type": "string"
                    },
                    "limit": {
                      "description": "Return only the top N ASINs (does not change cost). Default 1000.",
                      "type": "integer"
                    },
                    "month": {
                      "description": "1-12, with year: monthly average rank for a past month (last 36 months).",
                      "type": "integer"
                    },
                    "range": {
                      "description": "0 = current rank (default), or 30/90/180-day average rank.",
                      "enum": [
                        0,
                        30,
                        90,
                        180
                      ],
                      "type": "integer"
                    },
                    "sublist": {
                      "description": "1 = rank by sub-category instead of main category.",
                      "enum": [
                        0,
                        1
                      ],
                      "type": "integer"
                    },
                    "variations": {
                      "description": "1 = all variations, 0 = one per parent (default).",
                      "enum": [
                        0,
                        1
                      ],
                      "type": "integer"
                    },
                    "year": {
                      "description": "4-digit year, with month.",
                      "type": "integer"
                    }
                  },
                  "required": [
                    "category"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "_meta": {
                      "properties": {
                        "cached": {
                          "type": "boolean"
                        },
                        "marketplace_domain_id": {
                          "type": "integer"
                        },
                        "price_paid": {
                          "type": "string"
                        }
                      },
                      "type": "object"
                    },
                    "asins": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "category": {
                      "type": "string"
                    },
                    "total": {
                      "type": "integer"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793047148/bazaar-icons/9e69a0fc0922f515.png",
    "lastUpdated": "2026-10-27T14:42:29.926Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T14:42:29.813Z"
    },
    "resource": "https://asin402.com/api/data/bestsellers",
    "serviceName": "ASIN402",
    "tags": [
      "amazon",
      "ecommerce",
      "product-data",
      "price-history",
      "fba"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Amazon best sellers list for any category, current or historical. Ordered ASIN list of best sellers in a category (up to 500,000 for root categories, 10,000 for sub-categories), ranked by current sales rank, by 30/90/180-day average rank, or for a past month. Deeper than the public Best Sellers page (top 100). Not charged if no list exists."
}

What the leaf hashes

{"body":"e9487b02fa02346f275b38c714361d428d9a945d85159519b60f1dd044e93ed2","id":547772,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133215464877,"prev":526634,"subject":"x402_bazaar:https://asin402.com/api/data/bestsellers","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. 0x95dba74c4dfc73e9f0c2a941166cba0975235fd8da608152ddcc9cfc8d64660b
2. 0x7e6fb3517fc03de005b26dcf04adaff34357b1d6b5e40432918f9c3ac36301a0
3. 0x1a90567e92b0fa4844434f539d1ed9695445fbc5a394e74fcd30400f2b70bca4
4. 0x197c282b44e51ab4e29fb6111e0565c5b5238145caf0eb4c70618fe496e30909
5. 0xc939ba3a886ba51535fd5c59afa3288aed7128c22990fcf0dbba20debaa074ea
6. 0x8a2f5147b3f84bca6bc770ffda43aab8024336592d9bce52d1dc8eb473b9e154
7. 0xe9ed6080bb7c7b26a5fe6becf6a85962e8ca41fadbd3d4946e637f5f1a6d1de5
8. 0x03fc1ae8e6b6d6ec52cf10ca897bf390c43b4e4eb45ec2bb203dbd20f4e439bc
9. 0xb76d033374036d8569ab9126dae101942fce8021690b308b643fc9d8877260a4
10. 0x6f2bfc0aab2f9e0223a64b796c1f862e21a76c0f9888b77eee18828dd9bc9878
11. 0x788aba917f07b58dad1b1840a291541326bd98232b25a97c4a60c84fb2992815
12. 0x747fb8d60cfe8dde3cb6d73475c58c3912bdf8d928b8f0480aa1c97a1b71d408
13. 0x59c5c792b40d9054ce2b84a60af97fa54f2e1a2a369a6a52dc3f45de41128e97
14. 0xa3c9c760ee424c178bab782711c2b9d3e15a80a6fde99165972cb75b306bb8b4
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4