Evidence row 2552741

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/K9mIoO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b79421d4-fe73-42a7-8d39-031181ab0b4e/.well-known/agent-card.json"
    ]
  ],
  "name": "Nindino",
  "owner_address": "0x5f25e5050d7df92700515e19834cfbefd4922e69",
  "raw": {
    "agent_id": "169191",
    "agent_uri": "https://centralcity.ai/a/K9mIoO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nindino 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/K9mIoO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nindino",
      "registrations": [
        {
          "agentId": 169191,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b79421d4-fe73-42a7-8d39-031181ab0b4e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/K9mIoO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793693656,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:17:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nindino 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/K9mIoO"
}

What the leaf hashes

{"body":"9d57c9e5a5ead93082babcdd30002a6fc018ef4e1c53e94f983fff8e2a5ad710","id":2552741,"kind":"listing","method":"sync.erc8004/1","observed_us":1793693868809961,"prev":2552328,"subject":"erc8004:5042:169191","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xef505b57005407d2696bd4e906285dfc3a861bd0b48f92df927a3a54d174c4c4
2. 0x167fce387aa107cac29636977b0e77f9233dffbdd7e9b30507c8eec7724b5df2
3. 0x4bf7e0ce13e7864db13db66736cdb58db4377edada844d8a72f4c50d89785ed3
4. 0x092c62b0b1384ec2568a3e2ea51755f57568fc40d78166fb95d937295a88a48c
5. 0xbc9bed15a78f96297d4adbc3ee3d188d7f491e2c011e8df59c96eb5ee85f0b07
6. 0x25c1b9bdaa1656df2d0b93454c9d9b90a648a1b4c2fea0356519c9a32008895e
7. 0xda5aad2166775035fd6ef4eb64ba1996949ddc1b7ab20a9f82cd40e644df80f3
8. 0x98f5310ea159c9d6e889a3f079bd932e32656cf0be5329b40febaedf9735db26
9. 0x2a269d3723a2356a3acff233ec1a7f1f2b6e2b46340a8165624bffbdf96e9d3a
10. 0xe782f377c4acc4d00d3cbc558a6b6ea5717fe7927bda8beb46afd1d7b8de8f3b
11. 0xb3936fe72a0590f9fb48bd4fc497d023f63e15eb9008c9cc808e0c9738f099d4
12. 0xa482cb38763d8734b11fadf9d66566266ddc789ac9fe593c0b9c09236845f918
13. 0x392d1f8e0d95573ecf5e48b86b7c22bc722ff63cad3e9bbf07a0e4b39157384e
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7