addrbookFor publishers
← The evidence ledger

Evidence row 3023720

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:257678
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1b113da670a5ff6fc12623f20c5376b00d87bb875b2fb6bc3b39e21ce3db942c
Leaf
0xc2202f6a58fef1c3c05fe3ca15ea24d2acd1eb17d9cd1d21da0a8c66b52ea06a

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gzYKsj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/08318542-ba62-4e12-bfa6-7a9d3a0f07b9/.well-known/agent-card.json"
    ]
  ],
  "name": "Polias",
  "owner_address": "0xed6d87eee6ef4166da061ff29d6bd1934fdcb7f4",
  "raw": {
    "agent_id": "257678",
    "agent_uri": "https://centralcity.ai/a/gzYKsj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Polias 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/gzYKsj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Polias",
      "registrations": [
        {
          "agentId": 257678,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/08318542-ba62-4e12-bfa6-7a9d3a0f07b9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gzYKsj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793806362,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T15:33:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Polias 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/gzYKsj"
}

What the leaf hashes

{"body":"1b113da670a5ff6fc12623f20c5376b00d87bb875b2fb6bc3b39e21ce3db942c","id":3023720,"kind":"listing","method":"sync.erc8004/1","observed_us":1793806396709892,"prev":null,"subject":"erc8004:5042:257678","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. 0xc220a6cbe1bcc1a8f3ed3fbf6ab6255e9d474c760fd4d9896b303f11c021b145
  2. 0x77990cd20b5427a1622bb31ae78cbeac6273c7ada499014949420d9702181dfc
  3. 0xc5bab2ed73ca2eb79eac9b794773f902c71beabc595439797b69c77a480e9777
  4. 0x717703f8b1f72c43a31a179defb3945c59e753752598a57172e8fdf10667ec6b
  5. 0x500816bca802a6d1ffaa70cab9daef76ae35ea477c8f235ecfe2122cff6a94b0
  6. 0x2c18afa7129392c15f1df0a724795a6d3551d865bdd6f4c06fe9a7f3d7b889e5
  7. 0xb64f65eb32b8c86a064c0e24cdb0297982143131bf8bcaa9affbf7caa94ad359
  8. 0xa8253f39a7f6ec70cc989005f4d3d0783a5296ecbb1158d106072514475c7849
  9. 0x640576a1988ddacd29da4adda7e5602a8ede270d984e85b4984da472a8171cc8
  10. 0x97070386e226c63f26b66a933fa14e960c23da54156d6540b37c459486c49034
  11. 0xd5355754c3c470f3baae1738f785ad628fc27087ae98750ce7c86b238a836bca
  12. 0x2900d6561397b30bc7a016ce717cdf6447c242043ea0fc545edddcd173b77fd4
  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