addrbookFor publishers
← The evidence ledger

Evidence row 3048612

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:273995
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d906e2e13788e1b171c3aae3ed1e76e445207d35fc392b604048d40ef2811a99
Leaf
0x9ecf24552e02978880d7dbc55e6665427d25aa2d8a2154126fc868a333f3a64f

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/y1JOgx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2d233547-a6a5-4fe2-8388-16d88081d7ab/.well-known/agent-card.json"
    ]
  ],
  "name": "Huzeon",
  "owner_address": "0x9ecd9b6f5fc36701d87510f6b85bd920431c8baa",
  "raw": {
    "agent_id": "273995",
    "agent_uri": "https://centralcity.ai/a/y1JOgx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Huzeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/y1JOgx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Huzeon",
      "registrations": [
        {
          "agentId": 273995,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2d233547-a6a5-4fe2-8388-16d88081d7ab/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/y1JOgx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793816583,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:28:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Huzeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/y1JOgx"
}

What the leaf hashes

{"body":"d906e2e13788e1b171c3aae3ed1e76e445207d35fc392b604048d40ef2811a99","id":3048612,"kind":"listing","method":"sync.erc8004/1","observed_us":1793816884576981,"prev":null,"subject":"erc8004:5042:273995","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0x9ecf3958e2488eeabcb7f78f0d18801ef515bcb54255b0015a0ecdb61fc2796f
  2. 0x4b4310bc3731ab05a33c01ecb141a3a53af95749c8fa73f084e343432a2bc39a
  3. 0x5c182e013b9e59dd68b3be721d098667d9f9da66471b11f61feafccb8c697384
  4. 0x8c4373b67502757455983acc4bfc11b7dca6c4d5bb93550a531a3744739a6b61
  5. 0x699db2e6ad71bfc82ac468c2bf6a6a8c149dd2bdd859e166a0eeebb1fa7195ce
  6. 0x729d3bef5110f65eb80e5110f9be84fb678296185191a1865fa461f413744d6c
  7. 0xd27f2c9b42d6c1427c6941ad2c6c52750e996a7abc62679fa4b4e828bd951e72
  8. 0xf4fa5ed77782a4086335e2c6d1cf236842f42a1f07422b593b2ecc389aad774d
  9. 0x8b324a717b9ecee67fa3f428ffed8c17c7f0ee2d0b3ca6914a4d0d53da604a9d
  10. 0x426b26f51a589ab0729d15b2e48f7db491c5032eaa8a3acc4394993df7674aa3
  11. 0xe93d9a9210a409feeaf5e85552545338ba27820bb06b7dd0284d460f0294caee
  12. 0x0ce3881356d197a12393dfab3fe7dec8c53858e9e7fe9b7785e04515a7ea42b1
  13. 0xda97740b562e05635b9612a72582a35284fbed5878cc716620c5cfe946914d99
  14. 0x0acb776c7cfb7900304eb2e18bdaeb4d910683a314407142d6e5519fdff93376
  15. 0x378b07f7642084931bbdf9bd843070621af094779cacfc2186c04d7a92468ab6
  16. 0xaf6861b690de8e69efdec688615139e2df9624a773d4c6017d1ef5841d1ac724
  17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
  18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
  19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON