Evidence row 125723

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402.apidirect.io/v1/amazon/products"
    ]
  ],
  "name": "API Direct",
  "owner_address": "0x5d07cc2a0fb4eb123a525ca0b51cf6fb485014fc",
  "raw": {
    "accepts": [
      {
        "amount": "6000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 900,
        "network": "eip155:8453",
        "payTo": "0x5d07Cc2a0FB4Eb123A525CA0b51cf6fB485014fc",
        "scheme": "exact"
      },
      {
        "amount": "6000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "permit2",
          "facilitatorAddress": "0x64cC42B1cE598e3aBcfBB64Df4688521DDBf1f0A",
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 900,
        "network": "eip155:8453",
        "payTo": "0x5d07Cc2a0FB4Eb123A525CA0b51cf6fB485014fc",
        "scheme": "upto"
      }
    ],
    "description": "Search Amazon products by free-text keyword (or an ASIN) across 24 marketplaces.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "max_price": 100,
              "query": "phone",
              "sort_by": "reviews"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "brand": {
                      "description": "Brand name(s), comma-separated for multiple",
                      "maxLength": 500,
                      "type": "string"
                    },
                    "category": {
                      "description": "Numeric Amazon category node ID(s) from an Amazon URL's `?node=` parameter, comma-separated",
                      "type": "string"
                    },
                    "category_id": {
                      "description": "Category slug, e.g. `electronics` (see https://apidirect.io/docs/amazon-categories)",
                      "maxLength": 200,
                      "type": "string"
                    },
                    "country": {
                      "default": "us",
                      "description": "Marketplace country code (default: `us`)",
                      "enum": [
                        "us",
                        "au",
                        "br",
                        "ca",
                        "cn",
                        "fr",
                        "de",
                        "in",
                        "it",
                        "mx",
                        "nl",
                        "sg",
                        "es",
                        "tr",
                        "ae",
                        "gb",
                        "jp",
                        "sa",
                        "pl",
                        "se",
                        "be",
                        "eg",
                        "za",
                        "ie"
                      ],
                      "type": "string"
                    },
                    "deals_and_discounts": {
                      "default": "none",
                      "description": "Deals filter (default: `none`)",
                      "enum": [
                        "none",
                        "all_discounts",
                        "todays_deals"
                      ],
                      "type": "string"
                    },
                    "four_stars_and_up": {
                      "default": false,
                      "description": "Set to `true` to only return products rated 4 stars and up",
                      "type": "boolean"
                    },
                    "is_prime": {
                      "default": false,
                      "description": "Set to `true` to only return products with Prime-eligible offers",
                      "type": "boolean"
                    },
                    "max_price": {
                      "description": "Maximum price in the marketplace currency",
                      "type": "number"
                    },
                    "min_price": {
                      "description": "Minimum price in the marketplace currency",
                      "type": "number"
                    },
                    "page": {
                      "default": 1,
                      "description": "Page number, 1-20 (default: 1)",
                      "maximum": 20,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "product_condition": {
                      "default": "all",
                      "description": "Product condition filter (default: `all`)",
                      "enum": [
                        "all",
                        "new",
                        "used",
                        "renewed",
                        "collectible"
                      ],
                      "type": "string"
                    },
                    "query": {
                      "description": "Search keyword or a product ASIN (max 500 characters)",
                      "maxLength": 500,
                      "type": "string"
                    },
                    "seller_id": {
                      "description": "Only products from specific seller ID(s), comma-separated",
                      "maxLength": 500,
                      "type": "string"
                    },
                    "sort_by": {
                      "default": "relevance",
                      "description": "Sort order (default: `relevance`)",
                      "enum": [
                        "relevance",
                        "lowest_price",
                        "highest_price",
                        "reviews",
                        "newest",
                        "best_sellers"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "query"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "eip2612GasSponsoring": {
        "info": {
          "description": "The facilitator accepts EIP-2612 gasless Permit to Permit2 canonical contract.",
          "version": "1"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "amount": {
              "description": "The amount to approve (uint256).",
              "pattern": "^[0-9]+$",
              "type": "string"
            },
            "asset": {
              "description": "The address of the ERC-20 token contract.",
              "pattern": "^0x[a-fA-F0-9]{40}$",
              "type": "string"
            },
            "deadline": {
              "description": "The timestamp at which the signature expires.",
              "pattern": "^[0-9]+$",
              "type": "string"
            },
            "from": {
              "description": "The address of the sender.",
              "pattern": "^0x[a-fA-F0-9]{40}$",
              "type": "string"
            },
            "nonce": {
              "description": "The current EIP-2612 nonce of the sender.",
              "pattern": "^[0-9]+$",
              "type": "string"
            },
            "signature": {
              "description": "The 65-byte concatenated signature (r, s, v) as a hex string.",
              "pattern": "^0x[a-fA-F0-9]+$",
              "type": "string"
            },
            "spender": {
              "description": "The address of the spender (Canonical Permit2).",
              "pattern": "^0x[a-fA-F0-9]{40}$",
              "type": "string"
            },
            "version": {
              "description": "Schema version identifier.",
              "pattern": "^[0-9]+(\\.[0-9]+)*$",
              "type": "string"
            }
          },
          "required": [
            "from",
            "asset",
            "spender",
            "amount",
            "nonce",
            "deadline",
            "signature",
            "version"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792917947/bazaar-icons/9c187cd7bdaa9439.png",
    "lastUpdated": "2026-10-25T12:18:15.83Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-25T12:18:15.603Z"
    },
    "resource": "https://x402.apidirect.io/v1/amazon/products",
    "serviceName": "API Direct",
    "tags": [
      "Amazon"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Search Amazon products by free-text keyword (or an ASIN) across 24 marketplaces."
}

What the leaf hashes

{"body":"b622db503966aecc3d1495fd47a16714f0aeac903a5f450f3db4bccb3b7af0dd","id":125723,"kind":"listing","method":"baseline/1","observed_us":1793025626642024,"prev":null,"subject":"x402_bazaar:https://x402.apidirect.io/v1/amazon/products","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x252952b99a23f6d030a7186258d8ebae1f48f75a429734521a020e9cf6ad3632
2. 0x63fac082e8092878e7c75685fa58343e7c6237bf90d7f1e641d0c91abfad25f6
3. 0x1b4fd7fabf4a0c88c5ea522ab9f2e0efff0e15ebab3f994f745ce223f9761f63
4. 0xe61577642edc975cdef77ee44faa25f29456eb28a515bc2a4c3bcce35a399578
5. 0x10d888b378a65593b883ecaeced78c96df83b4a72c2246d0b1a12467a2892a51
6. 0xcf1d245796c1c9c02d3c8ba3e8e8f396bf44d6bf71b44deec1571f5782e7aece
7. 0x8ea3ff635033b1f7b51bb287964c1c65116363d0394ae44156b33858594970d7
8. 0xc45551956d0af1232087bf86f0abcfc48276443a49df9a4a133f4541d846f064
9. 0xe0ec3cb867c1d6d6934adce03b9860c51aac68beb3585d32db4eb0a316cc2ac4
10. 0xa3e719d02f51b46be66819cdf2d71d951df05065c30197eda7848e688a094863
11. 0xcd59d6e87f33016070792bd627b1f58155e890e1fdf84deab560cdcb1c986874
12. 0x2ceb9cc3a43f479e6ab73db5d3d474a93995fb4188ee45f71846b4cf537a0016
13. 0x830b2c874449c7499489eba2baa67d49f991298225763c0161b471621038d0fb
14. 0xd843afcced75dedd39194ff9bd12326b88099e6112686db2299392d022dc3146
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae