Evidence row 1818421

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pSQjPP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/edd5ceab-2018-4a16-90d3-799dc1160ed9/.well-known/agent-card.json"
    ]
  ],
  "name": "Naustus66",
  "owner_address": "0x761ba56ec71a6bfda16fb62509274b62c6bf4884",
  "raw": {
    "agent_id": "21683",
    "agent_uri": "https://centralcity.ai/a/pSQjPP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Naustus66 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/pSQjPP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Naustus66",
      "registrations": [
        {
          "agentId": 21683,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/edd5ceab-2018-4a16-90d3-799dc1160ed9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pSQjPP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793562547,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:49:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Naustus66 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/pSQjPP"
}

What the leaf hashes

{"body":"92a552755db4036b70910695b7be058074f4531c49e6e2eaeac76f821634cc3b","id":1818421,"kind":"listing","method":"sync.erc8004/1","observed_us":1793562583271248,"prev":null,"subject":"erc8004:5042:21683","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x3d63b3046530213d7625e7e5563b527c7b7428607b6791466fd0b553d03b1e2f
2. 0x256957ecf84e20a39b0e0dca18516e8f8a257bf91cf65e09e8fcc192c6d6c481
3. 0xee55a58654d580e0bb1f8b3b24245401937cd5489bcfd13b5d675b3f38d8e2df
4. 0xf68090365bdb877e99dbb160e2b966f54b507522d659a3c5925fbd455ce17744
5. 0x6fbce8134a6ef0ae7d106db434a5e089ab00bfe6997b7ae208ac9be7d02d2763
6. 0x4a7156bd1e9291d630771c0e4449b9c7a5e2d07d4cfbc37c8ab21b6696ca3684
7. 0x50e2f57f66d2563879d1fbb1e2d388417083ba5347b8f0a8611e109673e92337
8. 0x7647b4a5a371590105a13622d75c6947aa9101ebaa2c5efdd1b77cee2587011d
9. 0x8f297a28540624f202f71848fc9d728aa6995bc1dcf4169beee5174a7b243dfa
10. 0xb476796313727e255f2c65daefda182d8dd3fd8bda2c12ff17cb5393a6f33e41
11. 0xdf95986c8276e03fe5aa974bfe617029ef68be5eae20afd99545424abf4c873d
12. 0xae3101dcea8fa2270cd50145f461d9d452fd850bd818f7d01a19511ac58f89c9
13. 0x3127b3988eb4eaf07dc91fb2cc57ed8323f0e01ccaa6a3934ccdb7cf60b12e21
14. 0x07ea6ece7de601a64e2a172b49fb304109f2a8322814bef4c3168d05334b3609
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90