Evidence row 3762502

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agentsvc.io/api/v1/proxy/email-validate"
    ]
  ],
  "name": "Email Validation",
  "owner_address": "0x622efa6ceb83a5b6edbc931332f4db68b7f74f27",
  "raw": {
    "accepts": [
      {
        "amount": "3500",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27",
        "scheme": "exact"
      },
      {
        "amount": "3500",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "5JzPS5qpEwUM1vTC9GG7uqvwJdHzbEwfoPHf2Ki977tg",
        "scheme": "exact"
      },
      {
        "amount": "3500",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27",
        "scheme": "exact"
      },
      {
        "amount": "3500",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27",
        "scheme": "exact"
      }
    ],
    "description": "Validate an email address: RFC 5322 format check, domain MX record lookup, disposable provider detection, and role address detection (e.g. info@, admin@). Returns is_valid boolean and granular checks object. Use before storing or sending to email addresses to prevent bounces.",
    "extensions": {
      "bazaar": {
        "category": "utility",
        "info": {
          "input": {
            "body": {
              "email": "support@github.com"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "checks": {
                  "domain_has_mx": true,
                  "format_valid": true,
                  "is_disposable": false,
                  "is_role_address": false
                },
                "domain": "example.com",
                "email": "user@example.com",
                "is_valid": true,
                "local_part": "user",
                "mx_records": [
                  "mail.example.com"
                ]
              },
              "success": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "email": {
                      "description": "The email address to validate (e.g. 'user@example.com')",
                      "format": "email",
                      "type": "string"
                    }
                  },
                  "required": [
                    "email"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "data": {
                      "properties": {
                        "checks": {
                          "description": "Individual check results",
                          "properties": {
                            "domain_has_mx": {
                              "description": "Domain has valid MX records (can receive email)",
                              "type": "boolean"
                            },
                            "format_valid": {
                              "description": "Email format passes RFC 5322 validation",
                              "type": "boolean"
                            },
                            "is_disposable": {
                              "description": "Domain belongs to a known disposable email service (e.g. mailinator.com, tempmail.com)",
                              "type": "boolean"
                            },
                            "is_role_address": {
                              "description": "Local part is a role address (e.g. admin@, info@, noreply@, support@)",
                              "type": "boolean"
                            }
                          },
                          "type": "object"
                        },
                        "domain": {
                          "description": "The domain part of the email address",
                          "type": "string"
                        },
                        "email": {
                          "description": "The validated email address (normalized to lowercase)",
                          "type": "string"
                        },
                        "is_valid": {
                          "description": "true if the email passes all checks (format + deliverable domain)",
                          "type": "boolean"
                        },
                        "local_part": {
                          "description": "The part before the @ symbol",
                          "type": "string"
                        },
                        "mx_records": {
                          "description": "MX record hostnames found for the domain",
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        }
                      },
                      "required": [
                        "email",
                        "is_valid",
                        "checks"
                      ],
                      "type": "object"
                    },
                    "success": {
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "success",
                    "data"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "email-validation",
          "disposable-email",
          "email",
          "validation",
          "mx",
          "deliverability",
          "spam",
          "verification"
        ]
      },
      "builder-code": {
        "info": {
          "a": "bc_q6wi3opd"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791462963/bazaar-icons/243ff0b79dbee242.png",
    "lastUpdated": "2026-10-26T04:03:04.992Z",
    "quality": {
      "l30DaysTotalCalls": 10,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-26T04:03:04.649Z"
    },
    "resource": "https://agentsvc.io/api/v1/proxy/email-validate",
    "serviceName": "Email Validation",
    "tags": [
      "email-validation",
      "disposable-email",
      "email",
      "validation",
      "mx"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Validate an email address: RFC 5322 format check, domain MX record lookup, disposable provider detection, and role address detection (e.g. info@, admin@). Returns is_valid boolean and granular checks object. Use before storing or sending to email addresses to prevent bounces."
}

What the leaf hashes

{"body":"47c556623c61c17df82c770d5a27b63ea5ef179a5d7d2717b468578d0f1b0e65","id":3762502,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793996493699245,"prev":19215,"subject":"x402_bazaar:https://agentsvc.io/api/v1/proxy/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 2026-11-06 (303443 rows).

1. 0x21d23d5987e4538cb7033bad9431e211c7c7fcfa68a403c0dabf21bcdb54d061
2. 0x176442daf90f00792b79dd4b1880165e1f366aa64bb08a53d897c6feeae0e8c8
3. 0x0e769ce7faf4d85d6df86c673ee48df4fa8ab1f8b0ea662d4cf4602e01b4ac1b
4. 0xa6d300b036fd78b6ac49d48d3e79c2e2e874b336a4c18e11d455c976bd9a890a
5. 0x36729ae9d4aaca6a151833a7b4853a3a3f3cd761dd5433688c35a733fe768ccc
6. 0x26d116be5ab9e604f3c3a76804aa0982619c65447fdc99f31fa41c1170090ced
7. 0x91517ede66ec312160341ee13a365b94e18f18bdf23a7ec6fea0e4abecef4f91
8. 0x4d126e0d870f1933bbe689bd58bfd091dc115c4b2ef77d78843b3f3fa0ff51e6
9. 0xf21fbdebd799b90158bcac49b912f6023fdb76b53b4beebc0a7f7dd1b71f577f
10. 0xaf5a552bd2cd137258e663a575bdb3f130257948c7a36d313bf29eea6131d251
11. 0xf2766b8b700ed275ec948dc6095cdef73752a5ef03d6e6734499bbafa70cccb4
12. 0x1e38449d64c3d56444e0d79fe058a0cd02952345827567c7787194b8d307f8a7
13. 0xb4c69343b22f2d7ab818464af79dc568e8aa4fc1673ee1f934d83014bdf8d32a
14. 0x81d6ec63cb4df174d42a42d72162141e82dcafa9c256793b20cc12205d8d389c
15. 0xb490b9bc961e5cbbfaf890e393a2eb3d2518e080e0a107acd232486f34cf7408
16. 0x0aaf291a2ffa2205e7df7531bf36800e377dfbd67208da05b97625f1cc49ce02
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1