Evidence row 2161721

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/P2WtF2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/dbcf9431-d0c1-44db-9b1b-c299627587eb/.well-known/agent-card.json"
    ]
  ],
  "name": "Maerka",
  "owner_address": "0x3926225b8ea6d0da8c8fe82ebe4277f069aab533",
  "raw": {
    "agent_id": "106555",
    "agent_uri": "https://centralcity.ai/a/P2WtF2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maerka 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/P2WtF2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maerka",
      "registrations": [
        {
          "agentId": 106555,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/dbcf9431-d0c1-44db-9b1b-c299627587eb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/P2WtF2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632107,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:08:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maerka 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/P2WtF2"
}

What the leaf hashes

{"body":"040cb925bd238e454afbacadcd7a62fdadddae47e6de17aeceae7c16130a1807","id":2161721,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632138050811,"prev":null,"subject":"erc8004:5042:106555","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x36b514124b0658b1671b01c2fe4a805d0b62ab31c3d679ab53d263ff27ee73d2
2. 0xcefbdaec977afaf8a0afe4d67ca23725bb29f2894f678efe1ec4a45043355045
3. 0x04846d85df5922bcad2704151c63db125cc2024da7ec61f87e5301eb34ac4d07
4. 0x18f5d6f2253d1a6f3e7cd918074245727e0bdae52578cde8f6220d71367b9958
5. 0x88aa53de0fcd69dd04e4152a18bc93fdfa5127b0743f9140e65a0ccbd0ea7933
6. 0x55c1ff2a002141750b44b84a223e4200b302f9a1fd3be952a273d673f4c7522a
7. 0xbbb20d6958ee5e74fefbd7a79384ac7705161447fe548c85ea7dcccb7e55fb20
8. 0xc573ef686ec439a55fd7b11fde1f03b046b0a9a0ad5b3ed5e15526d83b0d34ff
9. 0x77f1eabc4bce8b999955053df66255d12add5cbf113b0b518063057675669c93
10. 0xeff3417b40c3a2c36bef3fe3aa1b3ae96631af4135f96e58ce7549b825f27a50
11. 0xb13b84c12a02d0a8c81f9df5e2bee0e7fa42376f155b87a965b7c9d41b91da66
12. 0xf2afd692f9ecc84d8043fb7e2199fc37af44471368455fe6d2ad7651f20ae534
13. 0xa0e5887b42201f4bffeb4ff69bd41372cabcdfc84eaf669d71bc4550864cf581
14. 0xeda95b8bf6c7d0b27dc5b32d6a6006255f41e0f6bbe80842a49daa792f4de811
15. 0x464ce6fe060d0a6c4e810b71501e55084086148f7daf393caa14462b1a777022
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af