addrbookFor publishers
← The evidence ledger

Evidence row 3004885

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:247142
Recorded
Previous row
#3004306
Body SHA-256
4fbdf64815106296a46b35adbb5bf1a04ab6bf59f8a19d6d51048e63a357f571
Leaf
0xb113fdb5e3a0d1fa451bcfcb750b57e385ece97cdd821b78e15d46f83ecc1c2d

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Y8bK6q"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/875355c5-08a6-4e46-8485-d4987e229668/.well-known/agent-card.json"
    ]
  ],
  "name": "Maissel",
  "owner_address": "0x9c1c7a7306aa36c4b27cb00999249fc57b838df7",
  "raw": {
    "agent_id": "247142",
    "agent_uri": "https://centralcity.ai/a/Y8bK6q",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maissel 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/Y8bK6q",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maissel",
      "registrations": [
        {
          "agentId": 247142,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/875355c5-08a6-4e46-8485-d4987e229668/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Y8bK6q",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793794123,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T12:13:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maissel 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/Y8bK6q"
}

What the leaf hashes

{"body":"4fbdf64815106296a46b35adbb5bf1a04ab6bf59f8a19d6d51048e63a357f571","id":3004885,"kind":"listing","method":"sync.erc8004/1","observed_us":1793794430940325,"prev":3004306,"subject":"erc8004:5042:247142","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. 0xb113f9def10197d0833127180e1b7667e6baded3d98b5bae45ef1d0865b85ed9
  2. 0x67bd520b8cf3e6ddb05b62417d8b558dd4d3ecdd00c5ed5e2e52d1de8f683196
  3. 0x8c68002992b8103c3560b264c2ea39bc5e33a5803deb120652838879481875e5
  4. 0x68e25a73fbd7d713aa3c65c05e8c331ed240a8f356c6aaab3f1f50866fe8a6fe
  5. 0x2cf63d54dd1144068a54f3d57519409caf43b296b2b669a105d8a83c420b571b
  6. 0x453576e4c0042e3df01b297bc0054ab06e56b2a215f570c86191e1ed835c5515
  7. 0xd59ac5879fc14721f2c8c056c1a08803f1308ab80b268d4d787a706c7b9680ea
  8. 0x325e4425d3ab38d93771568e953479dd02c74a3fbce14daaad90428f061a4de3
  9. 0x08b3a0d2cefbf4f29eaea7f33df62ec980d0effccdfd2415720703b3fdaf6c88
  10. 0xdcf03253ab5e17dad571bdc570be0e8ced943dc5c49df70845af6f805559dfda
  11. 0xb147bd72554bc2331ee2bc11c7dcf8ebb735a995b695642dd9f66d087a4e4bac
  12. 0x8b3e675e36966d366b40845cdd8c2f6f294a1c1acd32663465d5faf7542c9f6d
  13. 0xe0c107caa77d5efbcc89600269de124b9669a0ee20ae1f6465c79cd503bfc9ae
  14. 0x1088369e34916a33a3c583323d2fc4f49164cbac20b02de75926f72398b939bf
  15. 0x9efef3631f971f9adf134dd93a6862b2ba10ef6a355b78514b4cc469a0d1496c
  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