Evidence row 77291

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://mailcheck.hugen.tokyo/mailcheck/disposable"
    ]
  ],
  "name": "mailcheck.hugen.tokyo/mailcheck/disposable",
  "owner_address": "0x29322ea7ecb34aa6164cb2ddeb9ce650902e4f60",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x29322Ea7EcB34aA6164cb2ddeB9CE650902E4f60",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "4du4AfkjJEwch2zk3shkPJVZfyJHNDnNjEWC6AboaS5Z",
        "scheme": "exact"
      }
    ],
    "description": "Instant disposable email detection — checks against 5,000+ known temporary email domains (Guerrilla Mail, Mailinator, Temp Mail, 10MinuteMail, and more). Returns boolean result. Maintaining this blocklist yourself requires weekly updates from multiple sources. Accepts USDC payments on Base and Solana",
    "extensions": {
      "bazaar": {
        "category": "email-validation",
        "discoverable": true,
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "domain": "guerrillamail.com"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "domain": "guerrillamail.com",
              "is_disposable": true
            },
            "type": "json"
          }
        },
        "schema": {
          "properties": {
            "input": {
              "required": [
                "method"
              ]
            }
          }
        },
        "tags": [
          "email",
          "mx",
          "disposable"
        ]
      }
    },
    "lastUpdated": "2026-10-08T05:40:45.864Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T05:40:45.162Z"
    },
    "resource": "https://mailcheck.hugen.tokyo/mailcheck/disposable",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Instant disposable email detection — checks against 5,000+ known temporary email domains (Guerrilla Mail, Mailinator, Temp Mail, 10MinuteMail, and more). Returns boolean result. Maintaining this blocklist yourself requires weekly updates from multiple sources. Accepts USDC payments on Base and Solana"
}

What the leaf hashes

{"body":"6ea5de028acf431bf5e5cb0d9e467e3360e48ea9f39b1b04102e30e7dfe2962d","id":77291,"kind":"listing","method":"baseline/1","observed_us":1793025493771640,"prev":null,"subject":"x402_bazaar:https://mailcheck.hugen.tokyo/mailcheck/disposable","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. 0xe6624045e153b07119370b62322e40f80925bfba18fefd7616db244542be11d6
2. 0xfe7d42bc3f2fe467c5f5ac990a39b428700d22dfd5c13612f81ddf9fa5e7147e
3. 0x791e16b458980bba2c71bcff38a409267ff0123e59011e3ff0a5bb525386be5e
4. 0x84530ea7a44e0e5b5eff92202cb62cbebde4ce35eed495a9f0be1bf63aabd7b5
5. 0x9bc6b5eb6490b114dbff58755e965cb5938bcebc79a0c8797ce1425564089360
6. 0x37013da78e3db78c51ea7bf770b8872b2f40437427627f5fb82178900b82087e
7. 0x806d9c86f82cf1c7ad730a70d2113d3b05dc0784ced073b65bd5b20421eec848
8. 0x4f64d7cd03419157fb3b34ec2013113acebe48c1843e2109b2588e7ae4a4efec
9. 0x9fe574dc6e1113a716b08ccd516d89771243afddb9d70f41f17669e36ee9d990
10. 0x17252ea35c135aec37ce7f1ed706d7c9275dd2e41b9d9e8c21d84f8d686b33ff
11. 0xe9a46d294851ae0e362ab741d0ad8768d3bfeeb15a9d9fcc78aae5128fc33835
12. 0xb866b513dd861c870688f5d1a8e434b170eaa2fafb0961d6a674d452b8e58381
13. 0xafcc1fe54cfe00a3a1de33df127340075f22433bb89848bbc81499cd7aca5b2b
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae