Evidence row 66599

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.inboxguardstest.com/v1/email-check"
    ]
  ],
  "name": "InboxGuards Email Test",
  "owner_address": "0x2daf658b01e257206375798a15832e9f547d65dd",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x2dAF658B01e257206375798a15832E9f547D65dD",
        "scheme": "exact"
      }
    ],
    "description": "Validate an email address before sending: syntax, MX, disposable and role account. $0.005 USDC on Base per call. Returns a verdict of ok, risky or undeliverable with syntax, MX, disposable (CC0 list), role account and free provider flags. Bad syntax returns 400, not charged. Don't use this for confirming a mailbox exists; no SMTP probe is made.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "email": "jane@example.com"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "disposable": false,
              "domain": {
                "accepts_mail": true,
                "domain_exists": true,
                "method": "mx",
                "mx": [
                  "mx1.example.com"
                ],
                "null_mx": false
              },
              "email": "jane@example.com",
              "free_provider": false,
              "note": "No SMTP probe is made, so this does not confirm that the mailbox exists.",
              "reasons": [],
              "role_account": false,
              "syntax": {
                "domain": "example.com",
                "local": "jane",
                "valid": true
              },
              "verdict": "ok"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "email": {
                      "description": "Email address, e.g. jane@example.com",
                      "maxLength": 320,
                      "type": "string"
                    }
                  },
                  "required": [
                    "email"
                  ],
                  "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": "2026-10-24T16:54:05.175Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-24T16:54:04.568Z"
    },
    "resource": "https://api.inboxguardstest.com/v1/email-check",
    "serviceName": "InboxGuards Email Test",
    "tags": [
      "email-validation",
      "email-verification",
      "disposable-email",
      "mx-check",
      "role-account"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Validate an email address before sending: syntax, MX, disposable and role account. $0.005 USDC on Base per call. Returns a verdict of ok, risky or undeliverable with syntax, MX, disposable (CC0 list), role account and free provider flags. Bad syntax returns 400, not charged. Don't use this for confirming a mailbox exists; no SMTP probe is made."
}

What the leaf hashes

{"body":"27a10f7ee4bfb1daaf898b3cb28a57c2bcf2c16152209ab90d577e67467100b7","id":66599,"kind":"listing","method":"baseline/1","observed_us":1793025460855088,"prev":null,"subject":"x402_bazaar:https://api.inboxguardstest.com/v1/email-check","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. 0x1eed8ba4dc6419143e844e0fb27675c153cfbf38a9184c3f91ca92ef923d80f9
2. 0x63b2ce690d2b5ca4315046692abe0368ce25cb4f16c801e582a174e30143cbfc
3. 0x17cef8c067726d08c1a2c02289e5c6da21e36b281bfd38afff2990cfc0246bba
4. 0x849d4fd749c9a84b5961b5e4fb80ec6e7d1565f67e43be8570847bd10a4d4203
5. 0x935914c2cbb2cf30fb2ae644fd518865a619dbad34ceb9b697fd88bc90b652ba
6. 0x6916ae69682df65cbc2b7725188a2a14f220b546d3b99be86784b3c1961d4372
7. 0xf5d4f9912bfd55b8dbe82c0852b7c7f38ea299441298dc71a0ce7fffe3398688
8. 0x8eef7520d21bceee4bbe865cc3068059931f5546196b12be0dc9d898078833e1
9. 0x5ea005b2aad9c8979e952e284f06300a28be249aa66535acf2907a3a6fa36ae0
10. 0xef610ca79dfed4e1e00208e978a3a887d70d47190be682de5aa9a473137a32fe
11. 0x3e9f4dee30700b7fef683685ce6c4e483a5869ff14413228fe9abfbaa1a7cd3c
12. 0xbd94b9d1458901cf513783d5d2bc701e3babbcdf9219e07ee2be8fb2c897060f
13. 0x42b0d9d5b53af5b0fe99cee10ce29fe484db78b92ce49f97190cc6d098651d47
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae