Evidence row 2998899

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/w3dhC9"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9960c463-7ff6-4d5f-8640-360eb70a8303/.well-known/agent-card.json"
    ]
  ],
  "name": "Karola",
  "owner_address": "0xce9731e9cad29aadcac11c0e01740a7967ef230b",
  "raw": {
    "agent_id": "245196",
    "agent_uri": "https://centralcity.ai/a/w3dhC9",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Karola 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/w3dhC9",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Karola",
      "registrations": [
        {
          "agentId": 245196,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9960c463-7ff6-4d5f-8640-360eb70a8303/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/w3dhC9",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793791812,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T11:33:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Karola 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/w3dhC9"
}

What the leaf hashes

{"body":"c1eb97aa71c8939bc0333b5ab1e56c7567f767dd24956020929f27c20cea5bcb","id":2998899,"kind":"listing","method":"sync.erc8004/1","observed_us":1793792016501163,"prev":null,"subject":"erc8004:5042:245196","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x51a0104de9e909872b2bfa5e6ad2df6f8d2ba46bcc07370b7a1c7d2245373a80
2. 0xa2cada2e5bc926b976d4806aff5ec2a87bd6dfe9cfdabce6018a023e2614f730
3. 0x2b6c1b47ad882ab8fe860faea467ae6bb0b77595acd1313c6013b02b37cf41a1
4. 0x9d532cabd8c9acc7b05d03aab42ad69bfff83f68fabc31c5d56135dff3e30b3f
5. 0xc58fa38e39d8b4209b1abf3b5c16ea14aa0858360569ea2414edc45a8680d3be
6. 0xe3659d7cf1c3a484f6b0c3951688e4bcb846cb610c43ad086cdba6bb6a55fe57
7. 0xa2e57c2fcd31f83516d6b21aaefd78ba507369c2e850b0705942e3529f77167a
8. 0x5a5932ba92231587955292eb05e0a8b5eda0fdadb07993136cd24256c5191b90
9. 0x9a27490b6e82dbc9d560f34aba45f5c59ff676215e99d9ce77076fb55c6cae3f
10. 0xd18b844c27e311f54633cb2a064b284c44fdaa2ee731c90ddf59454f50ad3d52
11. 0x04368f4f1cc1f64e93dfff0c696fcf3bc3c2f8a63b00c7721dc2c1ec4f6ba3c2
12. 0x0f6c6407f87151132b38f86afd3d3ede78a463b50e1faf00e37ad4bb4f156337
13. 0x943da12e0846a0694e3523e411d44a7e2081293be9ee3a0bf579f145dc69fc00
14. 0xcaf06dbfb2f12c2a80c73f9c40167cc24cdd0eb0e4c7e7f4209b5e25220f94a5
15. 0x5d251e883c0069357a22831cebb319c52fe5f04a17c550ecf0dee07b97adf218
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345