Evidence row 2203671

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://commerce-west.halowerk.com/v1/nl/product-recall-duty"
    ]
  ],
  "name": "HALOWERK EU Commerce West",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "currency": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "asset": "USDC",
          "assetTransferMethod": "eip3009",
          "eip712Domain": {
            "chainId": 8453,
            "name": "USD Coin",
            "verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "version": "2"
          },
          "name": "USD Coin",
          "network_name": "Base Mainnet",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "recipient": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "Screen incident and recall facts and direct urgent cases to the competent authority. This service is distinct for Netherlands: it returns the national authority, official legislation portal, language set and jurisdiction-specific implementation review conditions.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "customer_country": "NL",
              "customer_type": "consumer",
              "effective_date": "2026-09-04",
              "product_category": "general_consumer_goods",
              "product_value_eur": 49.9,
              "seller_country": "NL",
              "transaction_type": "goods"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {},
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "agreed_delivery_days": {
                      "default": 30,
                      "maximum": 3650,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "annual_cross_border_b2c_eur": {
                      "default": 0,
                      "maximum": 100000000000,
                      "minimum": 0,
                      "type": "number"
                    },
                    "contains_battery": {
                      "default": false,
                      "type": "boolean"
                    },
                    "customer_country": {
                      "const": "NL",
                      "type": "string"
                    },
                    "customer_type": {
                      "default": "consumer",
                      "enum": [
                        "consumer",
                        "business",
                        "unknown"
                      ],
                      "type": "string"
                    },
                    "declared_fields": {
                      "default": [],
                      "items": {
                        "maxLength": 100,
                        "minLength": 1,
                        "type": "string"
                      },
                      "maxItems": 200,
                      "type": "array",
                      "uniqueItems": true
                    },
                    "effective_date": {
                      "description": "Date on which the commercial decision is evaluated (YYYY-MM-DD).",
                      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                      "type": "string"
                    },
                    "flags": {
                      "additionalProperties": {
                        "type": "boolean"
                      },
                      "default": {},
                      "maxProperties": 100,
                      "type": "object"
                    },
                    "imported_from_outside_eu": {
                      "default": false,
                      "type": "boolean"
                    },
                    "is_digital_element": {
                      "default": false,
                      "type": "boolean"
                    },
                    "is_electrical": {
                      "default": false,
                      "type": "boolean"
                    },
                    "is_microenterprise": {
                      "default": false,
                      "type": "boolean"
                    },
                    "is_platform": {
                      "default": false,
                      "type": "boolean"
                    },
                    "product_category": {
                      "default": "general_consumer_goods",
                      "maxLength": 120,
                      "minLength": 2,
                      "type": "string"
                    },
                    "product_value_eur": {
                      "default": 49.9,
                      "maximum": 100000000,
                      "minimum": 0,
                      "type": "number"
                    },
                    "sales_channel": {
                      "default": "own_shop",
                      "enum": [
                        "own_shop",
                        "marketplace",
                        "social_commerce",
                        "other"
                      ],
                      "type": "string"
                    },
                    "seller_country": {
                      "enum": [
                        "AT",
                        "BE",
                        "BG",
                        "HR",
                        "CY",
                        "CZ",
                        "DK",
                        "EE",
                        "FI",
                        "FR",
                        "DE",
                        "GR",
                        "HU",
                        "IE",
                        "IT",
                        "LV",
                        "LT",
                        "LU",
                        "MT",
                        "NL",
                        "PL",
                        "PT",
                        "RO",
                        "SK",
                        "SI",
                        "ES",
                        "SE"
                      ],
                      "type": "string"
                    },
                    "transaction_type": {
                      "default": "goods",
                      "enum": [
                        "goods",
                        "digital_content",
                        "digital_service",
                        "service",
                        "marketplace_offer"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "effective_date",
                    "seller_country",
                    "customer_country"
                  ],
                  "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": {},
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "payment-identifier": {
        "info": {
          "required": false
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "id": {
              "maxLength": 128,
              "minLength": 16,
              "pattern": "^[a-zA-Z0-9_-]+$",
              "type": "string"
            },
            "required": {
              "type": "boolean"
            }
          },
          "required": [
            "required"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T17:36:21.981Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T17:36:21.727Z"
    },
    "resource": "https://commerce-west.halowerk.com/v1/nl/product-recall-duty",
    "serviceName": "HALOWERK EU Commerce West",
    "tags": [
      "eu-commerce",
      "country-rule",
      "product",
      "nl",
      "product-recall-duty"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Screen incident and recall facts and direct urgent cases to the competent authority. This service is distinct for Netherlands: it returns the national authority, official legislation portal, language set and jurisdiction-specific implementation review conditions."
}

What the leaf hashes

{"body":"4b3fe5d012009b47342afed3daceea7b52ea765d0698e417af1f34f6495d9d6c","id":2203671,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646892279913,"prev":null,"subject":"x402_bazaar:https://commerce-west.halowerk.com/v1/nl/product-recall-duty","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x42875e41b8cb5b243571da3177b4af0ac34a870ed411ea30b979e9764160a001
2. 0x386d862e39432a5ad0cf1f9b5abd272dcfaa4986b1efba1a32db6fbbca480ea8
3. 0x3b97bdc30169db01d0ae044f5ab111d471122eec8bb67d7d57d0dc7a94891c84
4. 0xfe5426bdea54e53373c3e1c2649b3750f36be226cf1bb06d712c21969fb542ba
5. 0xb3f371b2b3bf4237a015417916dad9b73ed0c10824ffce0d719d7e7ff49b8726
6. 0x581b0e3cbaf35a1eedf36ae675756f1ed7ef4fbe1531c8e6690158b5cea9ad16
7. 0xb41050a9ac7548cd2afe05bd92abc6039c8897d6469257462ecc8ae24bb97267
8. 0x14e6ad208d1e124912f8e784e972c1fc789e7f13da1651d11bd5c6d236a6419e
9. 0x8447a65b56cdd78e2d34dec63de84fbf0e48b87ec21243ef6e8e428c07637ea3
10. 0x0c67da86c85b5fe98ae86f5836f557aad26ac8e1931ee03b8e35e132b9a7239c
11. 0xc1e5ef0f892a6b99dbf474674b9a6be5c1534b7d6383e945033bf95696d38a2b
12. 0x17858bbc60dae810bfa46a71ddb0d4bc3816060ff678ab2804cd513c70546454
13. 0xd4651434698f4d5f8d2255b9d81f1cf47a7c3da7e2321b09b05fc8ddc31165a2
14. 0x75634d9d67fe6c75f98d15ecdced550aaaa0b303b51c1355fcc39f82416bc504
15. 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af