Evidence row 425444

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://asin402.com/api/data/seller"
    ]
  ],
  "name": "ASIN402",
  "owner_address": "0x820bb89345d372288c77c65d70b6ca3db395c191",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x820bb89345d372288C77c65d70b6CA3dB395C191",
        "scheme": "exact"
      }
    ],
    "description": "Amazon seller information and storefront. Seller name, ratings, FBA usage and history for up to 100 sellers; optionally the seller's full storefront ASIN list. 1 credit per seller; storefront +9.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "seller": "A2L77EE7U53NWQ",
              "storefront": 1
            },
            "type": "http"
          },
          "output": {
            "example": {
              "_meta": {
                "cached": false,
                "marketplace_domain_id": 1,
                "price_paid": "$0.005"
              },
              "sellers": {
                "A2L77EE7U53NWQ": {
                  "hasFBA": true,
                  "sellerId": "A2L77EE7U53NWQ",
                  "sellerName": "Sample Seller"
                }
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "domain": {
                      "description": "Amazon marketplace: us, uk, de, fr, jp, ca, it, es, in, mx, br. Default us.",
                      "type": "string"
                    },
                    "seller": {
                      "description": "Seller ID, or comma-separated list of up to 100 (storefront allows only one).",
                      "type": "string"
                    },
                    "storefront": {
                      "description": "1 = include the seller's ASIN list (up to 100,000). +9 credits.",
                      "enum": [
                        0,
                        1
                      ],
                      "type": "integer"
                    }
                  },
                  "required": [
                    "seller"
                  ],
                  "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"
                    },
                    "sellers": {
                      "properties": {
                        "A2L77EE7U53NWQ": {
                          "properties": {
                            "hasFBA": {
                              "type": "boolean"
                            },
                            "sellerId": {
                              "type": "string"
                            },
                            "sellerName": {
                              "type": "string"
                            }
                          },
                          "type": "object"
                        }
                      },
                      "type": "object"
                    }
                  },
                  "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": "2026-10-27T01:46:06.272Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T01:46:06.153Z"
    },
    "resource": "https://asin402.com/api/data/seller",
    "serviceName": "ASIN402",
    "tags": [
      "amazon",
      "ecommerce",
      "product-data",
      "price-history",
      "fba"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Amazon seller information and storefront. Seller name, ratings, FBA usage and history for up to 100 sellers; optionally the seller's full storefront ASIN list. 1 credit per seller; storefront +9."
}

What the leaf hashes

{"body":"473e8eb1eafb870e53f8047fca6d71ed1c61d6c3c85e823cab7b8f99dd61d34c","id":425444,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086110348135,"prev":417520,"subject":"x402_bazaar:https://asin402.com/api/data/seller","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. 0x2da66d7587f3b215bf410fe5adce365e3cb94cd0846b65fdcb92d29b537e47c0
2. 0x99dbb5338e69a1c88bdfcbda8546ade1ec6596c571b6f54948e1917defa67813
3. 0x24f6c7e158c108fc545b9039ff9871e6b30638fe77e4670fdd725f1c3003f997
4. 0xcbb7deff322af06250cc4ed4e410b4361b254c36e9652d55a6040cb1918def17
5. 0x927d89deb8ef9461deab5793a5c86c585069a99d09ce93e2db65ce1e2fe8cc78
6. 0xc25acfbd33e3484b0a6a78227d74116275242e0d906126ff187e2d3ce05a67f6
7. 0x9dcf59e48f4deaee70babc57642fe27e5978b0211be402f582e8083633b80c8f
8. 0x6394519f7369b686659cd62b608d4ea55dc2b72ea9261e6bf0fc7b24763c0858
9. 0x6507250beda223d2ff44b68af52955dc8fba7a24c120840bb50bb35def0d114a
10. 0xef0be44ded6305b2033091a1b577c49f6768a048039212c84021ae88853e7b6d
11. 0x565e5d1bdde53cb504eca7d80d5086f778250d6d1d5f559fca69ef359e9343cf
12. 0xbba37928cada6ab17c662e87851d940dd07cc2323bc089da77c1f353a0c5e936
13. 0xf9e544d10b80657275e1e196da89ba5336a7cc49eaa0d6d801fb5d632cf5deec
14. 0x8ff18b1523f9fbdd16a5796cbe184b46854c06256508af8de5509b598370c725
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4