Evidence row 2203685

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://commerce-south.halowerk.com/v1/pt/precontract-information"
    ]
  ],
  "name": "HALOWERK EU Commerce South",
  "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": "Check the declared presence of core trader, product, price, delivery and cancellation information. This service is distinct for Portugal: it returns the national authority, official legislation portal, language set and jurisdiction-specific implementation review conditions.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "customer_country": "PT",
              "customer_type": "consumer",
              "effective_date": "2026-09-04",
              "product_category": "general_consumer_goods",
              "product_value_eur": 49.9,
              "seller_country": "PT",
              "transaction_type": "goods"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {},
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "agreed_delivery_days": {
                      "default": 30,
                      "maximum": 3650,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "annual_cross_border_b2c_eur": {
                      "default": 0,
                      "maximum": 100000000000,
                      "minimum": 0,
                      "type": "number"
                    },
                    "contains_battery": {
                      "default": false,
                      "type": "boolean"
                    },
                    "customer_country": {
                      "const": "PT",
                      "type": "string"
                    },
                    "customer_type": {
                      "default": "consumer",
                      "enum": [
                        "consumer",
                        "business",
                        "unknown"
                      ],
                      "type": "string"
                    },
                    "declared_fields": {
                      "default": [],
                      "items": {
                        "maxLength": 100,
                        "minLength": 1,
                        "type": "string"
                      },
                      "maxItems": 200,
                      "type": "array",
                      "uniqueItems": true
                    },
                    "effective_date": {
                      "description": "Date on which the commercial decision is evaluated (YYYY-MM-DD).",
                      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                      "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": "2026-11-02T17:36:01.034Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T17:36:00.813Z"
    },
    "resource": "https://commerce-south.halowerk.com/v1/pt/precontract-information",
    "serviceName": "HALOWERK EU Commerce South",
    "tags": [
      "eu-commerce",
      "country-rule",
      "precontract",
      "pt",
      "precontract-information"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Check the declared presence of core trader, product, price, delivery and cancellation information. This service is distinct for Portugal: it returns the national authority, official legislation portal, language set and jurisdiction-specific implementation review conditions."
}

What the leaf hashes

{"body":"ea3ba3b3e3db75910b686a138448dade16103720e96147d38d6444db60ad015e","id":2203685,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646892341624,"prev":null,"subject":"x402_bazaar:https://commerce-south.halowerk.com/v1/pt/precontract-information","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. 0xafb4355cc04472f389f431c1dfc413387426430ec6174c67e913bdaa7fb10850
2. 0xfc65117adcadc1fb3495156ae7286f67a0044de4af27cf9fb32fc25e5c311e21
3. 0x1c89a3d6017167629874aa433b2d531dce25d325388baed580580193bae25cd8
4. 0x3b734b7f8f3e92c9345464c9dca309d5918d97b89e58ef2cd99f1c06dd25e28d
5. 0x1436ab702776bfafa2f1cd719a6831c0321419dbe1176cf268d4927e11425fc8
6. 0x3a521f2ad6bfa23f2ecf936d8f4e20d5aceb72d6af1a3af2d9123607b92d118f
7. 0xfbcf08c871e7c9c0fe58191cbf5bbaa3b3707e9cd77f7e770e78c94495bad0b4
8. 0xdf88413f3a140d15bd0735d4468cf3a62910f3875165daef78a74eabf113302d
9. 0x6e9d87a04fef00c22fa18287ecff0a67329b2220ad6c13e5b427555a547e1c4f
10. 0x7e7a2c5f72d9593776258f7bb00b74f7eb7c8c48d9fd091a0cfe5d5524f21f45
11. 0xb2b170d7ad5dcf3e55a540b203eea738dca48e14c97deefdf470883ad4b9084c
12. 0x3f5b8a46d4602f78a712f9446b064f32836e36fd6c23e6658582d1139ccd321f
13. 0x026aca682cb5dc6926296949fd7c047905eb55f048c3a7c3bfbbb67e9d07fee8
14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af