Evidence row 71573

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bess-x402.onrender.com/v1/finance/vat"
    ]
  ],
  "name": "EU VAT Number Check",
  "owner_address": "0x1129a6bb9c6165ff07fdc509c107b522ca0e1871",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      }
    ],
    "description": "Validate an EU VAT number live against the official EU VIES service, returning valid/invalid and the registered company name and address where the member state shares them. Use for B2B invoicing, reverse charge checks and KYC. Unavailable member states return an error and are not charged.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "vat_number": "DE811569869"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": null,
              "checked_at": "2026-10-22T06:45:52.576Z",
              "country": "DE",
              "name": null,
              "source": "EU VIES",
              "valid": true,
              "vat_number": "DE811569869"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "vat_number": {
                      "description": "VAT number with country prefix, e.g. DE811569869",
                      "type": "string"
                    }
                  },
                  "required": [
                    "vat_number"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-23T12:01:36.911Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-23T12:01:36.535Z"
    },
    "resource": "https://bess-x402.onrender.com/v1/finance/vat",
    "serviceName": "EU VAT Number Check",
    "tags": [
      "vat",
      "tax",
      "eu",
      "kyc",
      "invoicing"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Validate an EU VAT number live against the official EU VIES service, returning valid/invalid and the registered company name and address where the member state shares them. Use for B2B invoicing, reverse charge checks and KYC. Unavailable member states return an error and are not charged."
}

What the leaf hashes

{"body":"81170876f57cdf9250612562f74d1a39ce429e427f6f93c3fd1b5443c97ae7a3","id":71573,"kind":"listing","method":"baseline/1","observed_us":1793025482969431,"prev":null,"subject":"x402_bazaar:https://bess-x402.onrender.com/v1/finance/vat","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. 0xaffe30ce77380b01a609007dbfd99f87bfc61440bcc6f8eb442918be9b171892
2. 0x3e646d86775c904a92cc3dded545b37717111fd3c24d7ebd0c133339791078fa
3. 0xafb9c71a9b93ef525854e14fcc1074906eb4cd88d0a93de11d0158e3890f106d
4. 0xdb47ae9ff675fbd897b4de056e93c5cdb06122a008dea77cb818605a4b6b75af
5. 0x7a0f34f94645aeb33336bcef7600c9857a992c385e376f9b1114ce4fb8ee62bf
6. 0x07d8d88ac3007b2468764e6ccb1ecc713ac0540505bea14b381d07f20232314e
7. 0x09b8e3d1fb2dff90e8cba8ba17577cf05a945fd8de3fa7f60b9fd496d5769020
8. 0x9595f7d7655d6327c7116503c0b712ee26cc433e633d7eaa73f05e67c80acf1c
9. 0x093577cc3103152dbae7a3e2746efa7cf14907771bf3a1d81b476910716da144
10. 0x88e14554875d47fe3e9d547b6e116a59cb4b1bba1165fecb62ab9dc0789b5291
11. 0x3bebef69be15ae49fdf78639d05bdb957a983cd3565294a33f1d0a8a41913db8
12. 0xd17258d4f01d074dcaf38f36218b36058144c3d50c3b488953a815c54d6674d2
13. 0xe292b5a99219f136bce6647ce74b21240a1c7331d2475b1839220fd363c94217
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae