Evidence row 752167

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://defi.hugen.tokyo/defi/chains"
    ]
  ],
  "name": "defi.hugen.tokyo/defi/chains",
  "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": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "4du4AfkjJEwch2zk3shkPJVZfyJHNDnNjEWC6AboaS5Z",
        "scheme": "exact"
      }
    ],
    "description": "List all blockchain networks supported by this API's security scanning — Ethereum, BSC, Polygon, Arbitrum, Base, Optimism, Avalanche, Fantom, Solana, and 20+ chains with chain IDs and names. Accepts USDC payments on Base and Solana",
    "extensions": {
      "bazaar": {
        "category": "defi",
        "discoverable": true,
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "chain_count": 25,
              "supported_chains": [
                "1",
                "56",
                "137",
                "42161",
                "8453",
                "10"
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "properties": {
            "input": {
              "required": [
                "method"
              ]
            }
          }
        },
        "tags": [
          "defi",
          "security",
          "bridge",
          "tvl",
          "rugpull"
        ]
      }
    },
    "lastUpdated": "2026-10-28T04:20:48.274Z",
    "quality": {
      "l30DaysTotalCalls": 47,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-28T04:20:47.568Z"
    },
    "resource": "https://defi.hugen.tokyo/defi/chains",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "List all blockchain networks supported by this API's security scanning — Ethereum, BSC, Polygon, Arbitrum, Base, Optimism, Avalanche, Fantom, Solana, and 20+ chains with chain IDs and names. Accepts USDC payments on Base and Solana"
}

What the leaf hashes

{"body":"9287f5bb1d7254379f96aa474658bf234145759833809ff10bf52b2db2d26950","id":752167,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178812819253,"prev":73322,"subject":"x402_bazaar:https://defi.hugen.tokyo/defi/chains","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xe3db6cbe5cb84f70ed5c71aa04673aa7f7ff13a7ce68e2a00e037dc35aa9d84f
2. 0x22dc2faacbbd2bb1346c18a0e7c02f2d0130c13cf7cb0007dca408e3b0aecec6
3. 0x4d2ff13b12a7a5606a43c43b0da2d063125c03ce0b0c66fbf39450e2f4a6fdf6
4. 0x05d275039088c1b2554810eb70b2579977ce298f027a8fff4bba9aa83b97dc99
5. 0x9a67615f694100e8e1096ec95976d01402a8fdeadac7f06ffc50f4808f95c0f1
6. 0x488332b1a60a1a8fb0527a9734e263d3fa91715eb78042e5a87aaedbc1abc048
7. 0x26c1d565b5056d7f5a971c3b39d18754b2ac95bae0067a550f3a45f7cb3932fe
8. 0xa5a4e697d5cdff34c2f688088dbef8f4fab23057ce9aad48b25b89fa5db0ad4d
9. 0x32e94ac771e44672a28a3d1e683bb1442cf1d824437f7e108fc5bdb80ed81a87
10. 0x56a9fd91b90206e098d7f6f916cfea7ce249c50f4f747f061c08c9e4e31202b2
11. 0xc8847db4714c860dc3ed766ac6bfd6c988e2003d0c9e8fe1b7c92c5d75cc8f15
12. 0x910afb660037301094260fdf3b8ad1b477c4a271364f39fd147c9c3aa44977e3
13. 0x8e202856b78332619dae3c6afb7bc5d31594bfb3354dfda266c48b48219b0601
14. 0xf43a767076988041f743c8dc00db52511a090e0e09c248c9cac00d7742dbc563
15. 0x334629b51e7dfb2339fa4fd14202e288d70dbaccb3e5b04d2d5fb8f0d489ce5e
16. 0xef2ebd45f2cfd41dc3eb213cc4cc144c46b7e9ead2de0b9f627463bad16e3ec8
17. 0x67e9ff3e48c515135fcf3df2675aa4996d35d4a328ce41588ee1a7d93347c823
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae