addrbookFor publishers
← The evidence ledger

Evidence row 2731160

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:213248
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b999a1db1c0c64f9e80bb30c46fc1ff5fb8ca8a512ab7eb47ee6a7e47bcc63a2
Leaf
0xc14c1d9557232e8077674259516988d7860af7570802a403297dad177a39af27

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yyUMpe"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/74ff5433-302e-43b0-8478-767b64d5e586/.well-known/agent-card.json"
    ]
  ],
  "name": "Plazelel51",
  "owner_address": "0xa4cbd8a2369655b29bdaaf72f7a6a8675224b089",
  "raw": {
    "agent_id": "213248",
    "agent_uri": "https://centralcity.ai/a/yyUMpe",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plazelel51 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/yyUMpe",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plazelel51",
      "registrations": [
        {
          "agentId": 213248,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/74ff5433-302e-43b0-8478-767b64d5e586/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yyUMpe",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793750634,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T00:04:40Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plazelel51 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/yyUMpe"
}

What the leaf hashes

{"body":"b999a1db1c0c64f9e80bb30c46fc1ff5fb8ca8a512ab7eb47ee6a7e47bcc63a2","id":2731160,"kind":"listing","method":"sync.erc8004/1","observed_us":1793750680234677,"prev":null,"subject":"erc8004:5042:213248","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. 0xc14c2b014cd82104cdc422d0e5e37e4c4dbfbf6ee2f5e3d41288dea833616062
  2. 0xdd8fe43d69669a62fb8960a9510fe7fc453361cb8a5238dd895cc715d929e79b
  3. 0xc40b5e9c09962e0bf16fa2e4d935b2b873bd21f4f38a5eba04d101429250e502
  4. 0x6cbc66be689336861308819fdbafb801665b0630661b32c4c031c510a2326f70
  5. 0x79721bb4771d3ab232984436af3f0cead2ffe1f8ee4b26295ff90c06500b6aab
  6. 0x780d426ec614b3cff2ebaffaf9dc2729d50170a34083d7af98b7f477aa4c2a4e
  7. 0x22df9d1b8de67223461e62a4e67e9869b6ecffceb7006637734111e6629b43e4
  8. 0xea3092a93e9694d6a7c8176d6df131ce5eb0bfeee4195be56eb9755bf7161554
  9. 0xc244d57eaa5d59a6c6094082644549e213d35b58a297c7af3c485608f55b9ba2
  10. 0x06a32ceb1470e1d2cd5aec5a3aa0e9a2e1750fe1a693ba2329cf9656d7d87bb0
  11. 0x4089d7c298aa4ee9286648ebd9be9f86f3d89a0c661dd333eef499a53eaf1995
  12. 0x0fab81651fcc49d2c4842a7d94b2c71ddd672f6c40de0665c5efc4a6730718fa
  13. 0xe7b21f48120e6d4513583acdfba815582ed80b35e3c9704c250a4cb03fc9e0d7
  14. 0x274c9bc1ba12b05b3d744014d9ba00d9527c9865f98662174122dbc290b38d30
  15. 0x5b8ce88213ec1f540b9f554b597f6fee893a9afa0156a79c8474549158b8ee5f
  16. 0xa81588732e20541f1fd63a8674c3102204c511e11cd493c1ebf29abccd23069e
  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