Evidence row 2291311

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SmZO54"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ee480acc-70bc-41f1-bf2e-630b2e57c20c/.well-known/agent-card.json"
    ]
  ],
  "name": "Birino",
  "owner_address": "0xf70d639000363f29a420ae28a1f5bf5f3bee3746",
  "raw": {
    "agent_id": "137927",
    "agent_uri": "https://centralcity.ai/a/SmZO54",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Birino 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/SmZO54",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Birino",
      "registrations": [
        {
          "agentId": 137927,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ee480acc-70bc-41f1-bf2e-630b2e57c20c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SmZO54",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793658111,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:25:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Birino 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/SmZO54"
}

What the leaf hashes

{"body":"62eb6a322baa7785812412831523dd99a95ef5ee970b344c42275b36c2cb03da","id":2291311,"kind":"listing","method":"sync.erc8004/1","observed_us":1793658348843122,"prev":null,"subject":"erc8004:5042:137927","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. 0xe194a92cdbbd9e26d25b1b77286d4f4fc73104660ebe37c4c6cf646d087467b0
2. 0xb5038cfce027902b833e8ee56cfe9954c7650289a5582bc83c321404381c6afe
3. 0x448bf53aa2b171515cd66ca94ee2a07eb58237f9665876dd4069397e4160de2a
4. 0xfe7f57948c9440792163158942c7cd585296a27b1411db44adb881ed278e70b1
5. 0x74501b8210e410e879f1df95f107f4b4d192fb91ba95800dd237ca4d433f1199
6. 0x785aab66242f4fb9be664eb4340e2c9b02801d0a8d73fef26bae1f59ed1c0dc3
7. 0x686d191e7f2a18d1bfe378f6943ccea35bb522527cbc14d95d4a7be5fa484855
8. 0x00614ceaa0b2d189cb31b82ba5dd94d98da2f667229c26141141c891e7107b91
9. 0xc7c9892d142cfd8db375168dfb2bda5f396f6129e32a0ba721570774cb9e2b65
10. 0xa2b8ab1e60e2f4e0ca9d8bcf3b1f4f0e51be9edd1a6fd4cf7ec0f851e5c5c153
11. 0x63e0373e5369f211d397715825c9258dff860f716423f686e136c5c955686e1d
12. 0x37814ff7d770a63821d15b27a2e5fdbaf9a62bb6f9fbf75879c68f737912a066
13. 0x1a1962c4212994dc624f2a06650960c085108399590bfb7472893d9b1c149e31
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af