Evidence row 123774

Observed 26 Oct 2026, 14:40 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://vendsdk.com/api/v/email-validate
Recorded: 26 Oct 2026, 14:40 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: cec331d4e209786d827f2913347645d336a71830bc431a1bda4bd87df15a38d5
Leaf: 0x3044f3b81d825ca7ce060fa78af0e8d2178f14a18aed8e325c619d441865aff1

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://vendsdk.com/api/v/email-validate"
    ]
  ],
  "name": "vendsdk.com/api/v/email-validate",
  "owner_address": "0xc648116b5debe4af7d78838aa468d07e0a9ab697",
  "raw": {
    "accepts": [
      {
        "amount": "4000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xc648116b5deBE4AF7D78838AA468d07e0A9Ab697",
        "scheme": "exact"
      }
    ],
    "description": "Validate email format, disposable-domain heuristics, and live DNS MX records via DoH for outreach and lead-gen agents",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {},
            "queryParams": {
              "email": "test@gmail.com"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "email": "test@gmail.com",
              "has_mx": true,
              "mx": [
                {
                  "host": "gmail-smtp-in.l.google.com",
                  "priority": 5
                }
              ],
              "ok": true,
              "service": "email-validate",
              "valid_format": true
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/v/email-validate",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "type": "object"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "email": {
                      "description": "Email address to validate",
                      "type": "string"
                    }
                  },
                  "required": [
                    "email"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "email": {
                      "type": "string"
                    },
                    "has_mx": {
                      "type": "boolean"
                    },
                    "mx": {
                      "type": "array"
                    },
                    "ok": {
                      "type": "boolean"
                    },
                    "service": {
                      "type": "string"
                    },
                    "valid_format": {
                      "type": "boolean"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T06:12:05.346Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T06:12:05.231Z"
    },
    "resource": "https://vendsdk.com/api/v/email-validate",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Validate email format, disposable-domain heuristics, and live DNS MX records via DoH for outreach and lead-gen agents"
}

What the leaf hashes

{"body":"cec331d4e209786d827f2913347645d336a71830bc431a1bda4bd87df15a38d5","id":123774,"kind":"listing","method":"baseline/1","observed_us":1793025623700518,"prev":null,"subject":"x402_bazaar:https://vendsdk.com/api/v/email-validate","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).

0x3044609659a469135b0127028fb7bccea5b2c5dc2d4a0cc0a054be00f65f2bb0
0x2a2a7d98b5c95ecd042a02999511440d1f6d894252b3249e9c816b8eb0de3646
0x4c14fa611522cd62be37f01dda08b7521dabf670948590a527f6c6174191133f
0xd5ba313def7d50893d2de461d2245c399fa2e6e7c574fbf673f0b2b5ec9f91e4
0xe95310a03001d28124d5017c1714a24e2adce4c8ec9924906be9b75fb4097649
0x58a50996e09aeb43824a4c3cac84b74d1eaacc62b8a09e23372a52bdc21e8475
0x283a0c12d216731b21126a6001b3d16b3e4f59ab026c850a56f969f725a1c365
0x026dd6b1e4a6d5e84058c0d73bff885d38025cf22c25b29fbf607c1e86dd181a
0x4c3f3c54cb86f615c8f89498ef5aa0197e36f3c3340d5b27d8cc5216ae000be0
0xfc41c6565c167c5fee646cb3779bde7c2fc51d01a9e07093c87ead9e962c2976
0x66b4d790d6ae725a0af009d5a6edacaec5a6147d597bc8410a97be11d56a00d1
0xd85c7204d76d26255c94ef4caa12c05addd08238caa5cdc3888ea60b74e6b940
0x36a44931b230976c04691d90bf3a25ed4111d74c78b672850d8025a911ca88dd
0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON