Evidence row 74256

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://domain.hugen.tokyo/domain/subdomains"
    ]
  ],
  "name": "domain.hugen.tokyo/domain/subdomains",
  "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": "Subdomain discovery via certificate database — finds all subdomains with issued SSL certificates. Discovers API endpoints, staging servers, mail servers, and forgotten infrastructure. Deduplication and wildcard handling included. Accepts USDC payments on Base and Solana",
    "extensions": {
      "bazaar": {
        "category": "domain-intelligence",
        "discoverable": true,
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "domain": "example.com"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "subdomain_count": 3,
              "subdomains": [
                "www.example.com",
                "mail.example.com",
                "api.example.com"
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "properties": {
            "input": {
              "required": [
                "method"
              ]
            }
          }
        },
        "tags": [
          "whois",
          "dns",
          "ssl",
          "domain"
        ]
      }
    },
    "lastUpdated": "2026-09-29T17:48:29.01Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-09-29T17:48:28.704Z"
    },
    "resource": "https://domain.hugen.tokyo/domain/subdomains",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Subdomain discovery via certificate database — finds all subdomains with issued SSL certificates. Discovers API endpoints, staging servers, mail servers, and forgotten infrastructure. Deduplication and wildcard handling included. Accepts USDC payments on Base and Solana"
}

What the leaf hashes

{"body":"d72d7c033a44f49fdfc8d12620bfbe8312b1887812a681a4bc8591d14e403035","id":74256,"kind":"listing","method":"baseline/1","observed_us":1793025488672560,"prev":null,"subject":"x402_bazaar:https://domain.hugen.tokyo/domain/subdomains","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. 0x10153381fd4ef20d29218cd8dad5afae8313635c6b1e3b6bc7f84959a0fd96b1
2. 0xb024562a8e0d44a6f4600c086380a3f2d051b80100ca3d3f174efac9199e8649
3. 0x857fcd701756aebcdc5163e49ff8caafa0ecf15627f8b333ceca1ca77a497538
4. 0x195c887bac2b7fe0720c55ecfd7cde46d934828b5eb53a36168b59729fb158b9
5. 0x483d40c23f42728b80a87a56b718c3bd54933e9c11a830300048b136bc0a4a90
6. 0xa204df4a60292478f61ea647b256003a1e04cae32d6ef9e951399e315ce75d02
7. 0x2d1c498a4a9adf6dd0b8b6d17826ed77a050181e164425d9b2877952be4e4967
8. 0xee819d3454a3a03d7c97016073e3b5be975e93162a3367a9af2d13e7ea3bf0ef
9. 0x408b4b0d88b50e53b862ace299a0857608e658ebbbe49159e1bfa41d695e3552
10. 0xaa43465b4a572fffa8395a77131320726863b79220ee24a33f803988e66ef177
11. 0xb8387431db70826417a9bc1c445139bee1e0c5d359e4f9e2d85832f49bafe68b
12. 0x129649b2ec48fbc611fb055c3f5627bda42692beb65d09e853d75bcda4e06239
13. 0x294f7935f78a896b5f246a7c9a7ee1b023720acdb03fff3cd549c63479848ec9
14. 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae