addrbookFor publishers
← The evidence ledger

Evidence row 69856

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://api.vextorium.com/v1/iban-validate
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8f708d33ff80898cce4d7fcfcfc6d2cc7e8d27e36a8348f5290a425860dc1c97
Leaf
0xf296267c31b7dd939e234d1c3104434a8ea1a886202b6f296bb727f86e2e60f8

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.vextorium.com/v1/iban-validate"
    ]
  ],
  "name": "IBAN validation | Vextorium",
  "owner_address": "0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acf",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
        "extra": {
          "assets": [
            {
              "address": "0x0b2c639c533813f4aa9d7837caf62653d097ff85",
              "authorizationVersions": [
                "1",
                "2"
              ],
              "decimals": 6,
              "symbol": "USDC"
            }
          ],
          "minValiditySeconds": 604800,
          "name": "GatewayWalletBatched",
          "verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
          "version": "1"
        },
        "maxTimeoutSeconds": 604900,
        "network": "eip155:10",
        "payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3600000000000000000000000000000000000000",
        "extra": {
          "assets": [
            {
              "address": "0x3600000000000000000000000000000000000000",
              "authorizationVersions": [
                "1",
                "2"
              ],
              "decimals": 6,
              "symbol": "USDC"
            }
          ],
          "minValiditySeconds": 604800,
          "name": "GatewayWalletBatched",
          "verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
          "version": "1"
        },
        "maxTimeoutSeconds": 604900,
        "network": "eip155:5042",
        "payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
        "scheme": "exact"
      },
      {
        "amount": "0.003",
        "asset": "524C555344000000000000000000000000000000",
        "extra": {
          "areFeesSponsored": false,
          "invoiceId": "86AA7034D0FD49409D8F2C904541B850",
          "issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
          "sourceTag": 804681468
        },
        "maxTimeoutSeconds": 300,
        "network": "xrpl:0",
        "payTo": "rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp",
        "scheme": "exact"
      },
      {
        "amount": "2310",
        "asset": "XRP",
        "extra": {
          "areFeesSponsored": false,
          "invoiceId": "355C2ED37F2D4C01B8A14294489C9422",
          "sourceTag": 804681468
        },
        "maxTimeoutSeconds": 300,
        "network": "xrpl:0",
        "payTo": "rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp",
        "scheme": "exact"
      }
    ],
    "description": "IBAN validation (ISO 13616 mod-97 and per-country length, SEPA membership; for Spain also the national CCC check digits and bank name). Computed locally, IBAN is not stored.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "iban": "ES9121000418450200051332"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "country": "ES",
              "entity": "CaixaBank",
              "errors": [],
              "iban": "ES91 **** 1332",
              "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",
                      "type": "string"
                    }
                  },
                  "required": [
                    "iban"
                  ]
                },
                "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": {
                  "properties": {
                    "country": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "entity": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "errors": {
                      "items": {},
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "iban": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "sepa_zone": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "valid": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    }
                  },
                  "type": [
                    "object",
                    "null"
                  ]
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-20T23:51:03.113Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-20T23:51:02.619Z"
    },
    "resource": "https://api.vextorium.com/v1/iban-validate",
    "serviceName": "IBAN validation | Vextorium",
    "tags": [
      "iban",
      "banking",
      "validation",
      "sepa",
      "fintech"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "IBAN validation (ISO 13616 mod-97 and per-country length, SEPA membership; for Spain also the national CCC check digits and bank name). Computed locally, IBAN is not stored."
}

What the leaf hashes

{"body":"8f708d33ff80898cce4d7fcfcfc6d2cc7e8d27e36a8348f5290a425860dc1c97","id":69856,"kind":"listing","method":"baseline/1","observed_us":1793025479062338,"prev":null,"subject":"x402_bazaar:https://api.vextorium.com/v1/iban-validate","subject_kind":"source_record"}

Proof

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

  1. 0xf2965a7d6dfa7a2508fbd2b1ded5bf85b4ce0c4a63efcdcdc078905d65c8c688
  2. 0x00a675f7cab259a40ed8639f7ebd570048b4049581b46206f904f159e25f91ed
  3. 0x9e1527d6259848f5b8a29815eff8fb4a1306a1958b9106438cba82200bcc73aa
  4. 0xf032b468ff671b79f39315df30bd876693eb413e2c6d27e24d653a80370c78a7
  5. 0xd7a1f6137f13381b338b9dc861f680619bc9ba9bb53009c349fe96691ef4fb65
  6. 0x29b1531f81979f9befd14c90f592ca38947846952461fdb1b8e4093ab7a17e20
  7. 0xe9a381836e11d3faa51f446add3705ab562df381ace399650f8b066a3f87181d
  8. 0xb1d1b08b2cb2eaddc99a1f36fec97f812e20441c11b7284ad3c4d5fc464b814c
  9. 0x6dabc2212c34241055784a2ac7d1211efcddab5ff2b1a15b96a623ef7c71150d
  10. 0x37ff56772095e9ced201f1cdf9a05114c0dce4806827908799f75ad05e027ec4
  11. 0xed3de41377d308fca21bfc95ef194b731c0ae2a53b6db64d80352c5f19d0e790
  12. 0x3e439c99553dde4ddc1a9189bc043fa92a4b6b41e39e7e6b21c10148f9558a78
  13. 0xa26f0437cba4d7d64f1cf98bf4f490e1ebb6f66a5e2331537b7ba8b3061084e0
  14. 0xd769d41500075835c3b2f9184d223699fb983fd05c29fbcb44d964abc7ee380d
  15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
  16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
  17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON