addrbookFor publishers
← The evidence ledger

Evidence row 3129575

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:293641
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
2c1d2d57544b817c7f465b9848b00946cbca43d0d9637588a57d6d02196b8e58
Leaf
0xca65ed68435fa49d0d6e2e627deb339c894bab349e5d701b80e306eaaa66a2a9

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/42M5Pa"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2a142b1b-3dc1-4992-b04b-989d8f514752/.well-known/agent-card.json"
    ]
  ],
  "name": "Nevabel",
  "owner_address": "0x9996837982b00d8051a37633dc8da5b482f90bff",
  "raw": {
    "agent_id": "293641",
    "agent_uri": "https://centralcity.ai/a/42M5Pa",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nevabel 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/42M5Pa",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nevabel",
      "registrations": [
        {
          "agentId": 293641,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2a142b1b-3dc1-4992-b04b-989d8f514752/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/42M5Pa",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793826348,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T21:11:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nevabel 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/42M5Pa"
}

What the leaf hashes

{"body":"2c1d2d57544b817c7f465b9848b00946cbca43d0d9637588a57d6d02196b8e58","id":3129575,"kind":"listing","method":"sync.erc8004/1","observed_us":1793826674113384,"prev":null,"subject":"erc8004:5042:293641","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. 0xca657759cc7e72cb713dc5e846fa24a373c22e8545db41e0f901d6986523270a
  2. 0xa9f9e58a1e3fd7f00467c7dc3bf9e375f20c7e53fc3fa0c6abd61b6bbd250574
  3. 0xca1be4863eba6d428d4ea63c71efe8a0982d9137317b642692b9f3e36fbc99d6
  4. 0x644b9592ebbc0c455c0bb807e43d3a42c944a16a8e51f021dafcde75d8561b70
  5. 0xf772542e3fb3a1f7f22d6aabac7a955f8a21e5680e2afbb4e06c6e28cf533335
  6. 0x3fbbea500c1f800783fc08f6e788d0a7cc37d3ecd86d9314cd7f96034cc560f6
  7. 0xc0710c6b88ab39d1f572ed08de829312d0309fb7e028c62ff48be0487959d6e9
  8. 0x92bdde1377e0982ca62d07b3b8074c36f47872c15be80b73da4f83a5b5ce5346
  9. 0xda46969ddd1300441b133bb03476603b8236a5b8757be9f69e4fa7cedd9da823
  10. 0xd7a57858cb35aa04b197630dfe55bae13f6b7b755c7ba2b097eb80053d7e9008
  11. 0xd0630692232a8863891818fb1dbc8454f2bf92d4522976f5cbb9fc444549250e
  12. 0x5f91831853ff08ce38694571e3cd13db90f5769ea8f63d7c04bba6b4ef161807
  13. 0x47b695342d1ff603ef448d2b6064dad9c6bc657dc08e80d74a4638d529397425
  14. 0x90012fcf29099b73d24dc68936adf2b2365bf0be4f4ecef52e4c03a41113ab4a
  15. 0x90983442ab42e700d20428d242c4145406c7d45f3761d2e64f4fe48376715c6a
  16. 0x1ea547989ac488dff8da9e79b0ab4cffe98cb60fb4c76ae15e4a1f53a247e0be
  17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
  18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
  19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON