Evidence row 122646

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://tienda.textokit.store/api/cuit-ar"
    ]
  ],
  "name": "Textokit",
  "owner_address": "0x6b5af9924f4cd35643c11a9fd1c983f77261a6e1",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x6b5aF9924f4CD35643c11a9fd1C983f77261A6E1",
        "scheme": "exact"
      }
    ],
    "description": "Validate an Argentine CUIT or CUIL tax id: format and check-digit verification, normalized and formatted forms, declared type (CUIT or CUIL). Use this when an agent collects Argentine customer or supplier ids and must reject typos before invoicing, KYC or onboarding. Mathematical validation only: it does not confirm registration or ownership. JSON, no model inference. Free sample at /api/cuit-ar/sample. Also works as Argentina TIN or taxpayer ID validation.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "identifier": "20-12345678-6",
              "type": "CUIT"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "calculatedCheckDigit": 6,
              "checksumValid": true,
              "errors": [],
              "formatValid": true,
              "formatted": "20-12345678-6",
              "mathematicallyValid": true,
              "normalized": "20123456786",
              "providedCheckDigit": 6,
              "publicVerification": {
                "performed": false,
                "sources": []
              },
              "requestedType": "CUIT",
              "scope": "La comprobación de formato y dígito no acredita asignación, titularidad, inscripción ni vigencia. CUIT y CUIL comparten formato y algoritmo; el tipo declarado no está confirmado.",
              "type": "CUIT",
              "typeBasis": "callerDeclaration",
              "typeConfirmed": false
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "identifier": {
                      "description": "Once dígitos o formato XX-XXXXXXXX-X.",
                      "maxLength": 32,
                      "minLength": 1,
                      "type": "string"
                    },
                    "type": {
                      "description": "Tipo declarado; auto deja el tipo sin determinar.",
                      "enum": [
                        "auto",
                        "CUIT",
                        "CUIL"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "identifier"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "const": "json",
                  "type": "string"
                },
                "method": {
                  "const": "POST",
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "calculatedCheckDigit": {
                  "type": "number"
                },
                "checksumValid": {
                  "type": "boolean"
                },
                "errors": {
                  "type": "array"
                },
                "formatValid": {
                  "type": "boolean"
                },
                "formatted": {
                  "type": "string"
                },
                "mathematicallyValid": {
                  "type": "boolean"
                },
                "normalized": {
                  "type": "string"
                },
                "providedCheckDigit": {
                  "type": "number"
                },
                "publicVerification": {
                  "type": "object"
                },
                "requestedType": {
                  "type": "string"
                },
                "scope": {
                  "type": "string"
                },
                "type": {
                  "type": "string"
                },
                "typeBasis": {
                  "type": "string"
                },
                "typeConfirmed": {
                  "type": "boolean"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792912421/bazaar-icons/ae1fd91a209ba3fd.png",
    "lastUpdated": "2026-10-25T22:10:04.497Z",
    "quality": {
      "l30DaysTotalCalls": 23,
      "l30DaysUniquePayers": 9,
      "lastCalledAt": "2026-10-25T22:10:03.88Z"
    },
    "resource": "https://tienda.textokit.store/api/cuit-ar",
    "serviceName": "Textokit",
    "tags": [
      "argentina",
      "cuit",
      "tax-id",
      "validation",
      "kyc"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Validate an Argentine CUIT or CUIL tax id: format and check-digit verification, normalized and formatted forms, declared type (CUIT or CUIL). Use this when an agent collects Argentine customer or supplier ids and must reject typos before invoicing, KYC or onboarding. Mathematical validation only: it does not confirm registration or ownership. JSON, no model inference. Free sample at /api/cuit-ar/sample. Also works as Argentina TIN or taxpayer ID validation."
}

What the leaf hashes

{"body":"8ea61adb1b7b1d785675eb75895da88ea1fef9aa551332e47fb66e18623903d4","id":122646,"kind":"listing","method":"baseline/1","observed_us":1793025622021466,"prev":null,"subject":"x402_bazaar:https://tienda.textokit.store/api/cuit-ar","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. 0xaaf286f204c79d0d25abf58205f13c1776f89a93cf49b82661ba3dfeb7a89926
2. 0x55f66e3d1eb4632d7f9c68f82c33c9d176afaf32bfb386641a2c36c518824e33
3. 0x8c2110c6eaa015a5cdfb84ee7df151c6ad2b4de4f1ec8c3eb5760d7caa2f01c8
4. 0x506be888c2b9f2753a5bf57a1e86caf9089da0fd5b91c4d14066991a8076bde4
5. 0x94e920d3fea8b46cbac6c88fb7c5c2506b2435482e4596c24bbb4267ea66236f
6. 0xe1d382b2447336f85f85c3e76e8a5684f8b4c7069a552fcd7cd20c622ac3ca1f
7. 0x57bd6cafeac0514b4ff189dbf5d3683e57fc0f2a9e58992bd48b7591e39f3f5c
8. 0xcf0c196ce35437e07cc8bc0af62a8e5979df6538dcdb4c87a0694720f0cbbeb1
9. 0xb2f9446ce7798f59d9247a308536d0fd17fdd2b00d7475c5d4e70be1fc3f2ab1
10. 0xea4d13234daa2356ba56f85bc05f62bf50c2b60afe9142f035f11ed729c88248
11. 0x34f0b80539e95d0ba892dff063414c35c62850f82e1414765524114c8dbacb57
12. 0x09a19b8d31a6e948e5051cb72b98b1d2b2bfe053f62d6d24d61c22b3ed1c3f24
13. 0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae