Evidence row 1790413

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.facts402.com/iban"
    ]
  ],
  "name": "IBAN & BIC Check",
  "owner_address": "0x5498b0aa90cd56f8962cbd136df3d3769c85f149",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x5498b0Aa90cd56F8962CBd136DF3D3769C85f149",
        "scheme": "exact"
      }
    ],
    "description": "Validate an IBAN (structure, mod-97 and, where defined, national BBAN checksum) and return country, bank code, account code, bank name, BIC and SEPA membership. Offline registry, instant. For payment, invoicing and payout agents.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "iban": "DE89 3704 0044 0532 0130 00"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "account_code": "0532013000",
              "bank": {
                "bic": "COBADEFFXXX",
                "name": "Commerzbank",
                "short_name": "Commerzbank Köln"
              },
              "bank_code": "37040044",
              "bban": "370400440532013000",
              "bic": {
                "bic": "COBADEFFXXX",
                "branch_code": "XXX",
                "country_code": "DE",
                "location_code": "FF",
                "type": "default"
              },
              "branch_code": null,
              "check_digits": "89",
              "country": "Germany",
              "country_code": "DE",
              "disclaimer": "Validated offline with schwifty 2026.10.1: ISO 13616 structure, mod-97 check digits and, where schwifty implements it, the country's national BBAN checksum (see 'national_checksum'). Bank data comes from schwifty's bundled registry and may be missing or out of date for some countries. A valid IBAN does not prove that the account exists, is open, or belongs to a given person.",
              "formatted": "DE89 3704 0044 0532 0130 00",
              "iban": "DE89370400440532013000",
              "input": "DE89 3704 0044 0532 0130 00",
              "is_aspirational": false,
              "national_checksum": "passed_or_not_applicable",
              "sepa_zone": true,
              "valid": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "iban": {
                      "description": "IBAN, spaces allowed",
                      "pattern": "^[A-Za-z0-9 ]{5,50}$",
                      "title": "Iban",
                      "type": "string"
                    }
                  },
                  "required": [
                    "iban"
                  ],
                  "title": "IbanRequest",
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T07:55:42.477Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-01T07:55:41.746Z"
    },
    "resource": "https://api.facts402.com/iban",
    "serviceName": "IBAN & BIC Check",
    "tags": [
      "iban",
      "bic",
      "banking",
      "payments",
      "sepa"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Validate an IBAN (structure, mod-97 and, where defined, national BBAN checksum) and return country, bank code, account code, bank name, BIC and SEPA membership. Offline registry, instant. For payment, invoicing and payout agents."
}

What the leaf hashes

{"body":"a99ebd60fb48c961eb279a09d0e7149aea2da15fecdf43c941a75e4243d48ed8","id":1790413,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559934357464,"prev":1261876,"subject":"x402_bazaar:https://api.facts402.com/iban","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x3a10612bdfa263bdd7f81640acac04bae7d16bc3368743d9ac4e9fef491dd686
2. 0x9a4cb1387640e2e229b11a5073039d8e5c978b099c6e51adb0274c6d79000f40
3. 0xa68fc3a453f22d695ba6d1ce28527a76f1a38636f907ac9df3951a37c9931c0a
4. 0xbf31e3ab9cbd6d14260a4cfbe27d2d8b4471bfccb6d37dfb4850b7f6ac5a3854
5. 0xd41377d89836ce467ff43ba857d4502b5b4f30b79bcf27a99d987902004abe66
6. 0x64df613e4dc05bc6f322f564b41ddcb81a3248f1bf673987bfa061f62f1a8110
7. 0xcd185a282f9e15f72525d4620e35843cdf5352846038f71524ec207b7a005a3b
8. 0x9a26892288d5b733da1bf9bfd12c2904cb76dd3faec73c4a08596ebed926f2f0
9. 0x6301d9839485bc113301b386da1b8522f999092cb70c3fa5daae26e63a66d5d4
10. 0x3503c9c089a5ce2cbb185869fa8a9a2d39dc0bd5964fec414f4e41737c189383
11. 0xbd36e1099a60dc616dfc893f8f656f626939bc9854bf16e844381320b8913e24
12. 0xc3c53aa8935f4c780e0604318a7b3faf20d27082014f36246fb418804dab2e05
13. 0x28720157dfb204e575f9c0d1f725e8e1a816aa8cdff9b2a7135d27bf6c638bdd
14. 0x07ea6ece7de601a64e2a172b49fb304109f2a8322814bef4c3168d05334b3609
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90