Evidence row 3019920

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mzcWNf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3bbee76b-e3d0-4e84-afc5-35b6daf3f395/.well-known/agent-card.json"
    ]
  ],
  "name": "Grizan",
  "owner_address": "0xec7128a8f5c3cf0c819630180ecba5110de0e16a",
  "raw": {
    "agent_id": "255317",
    "agent_uri": "https://centralcity.ai/a/mzcWNf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grizan 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/mzcWNf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grizan",
      "registrations": [
        {
          "agentId": 255317,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3bbee76b-e3d0-4e84-afc5-35b6daf3f395/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mzcWNf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793804511,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T15:04:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grizan 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/mzcWNf"
}

What the leaf hashes

{"body":"4de57b022e21b98f8b8f8e255574c8c43b6438e069fb67197c1d36b8860e3b9f","id":3019920,"kind":"listing","method":"sync.erc8004/1","observed_us":1793804641001977,"prev":3019664,"subject":"erc8004:5042:255317","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. 0xf2270e998d32b832eeca4916ff6cdc3e088479ac0981a7b738c66e89b81e04c2
2. 0xc4cfa824af3f42460078fc1d6b1cfe0f0a6828788e36f592cfb8d1a9249cef60
3. 0x04d412f7ebb130c4d5e75efc152f0223852125a27719cc9cc5d20975f5b634af
4. 0x0c2656e77df11e164f646a355d7a00c1e4eb76f66948f533c2f31425be0c26c9
5. 0x685d8289b2f1f4ecad1e2f7afc5fa327362153fe25a43b9837393bd34e7edb71
6. 0x1389dee23b2fb535acb4bd8b0b97ede297097318577a55bac25d14f1a55ec346
7. 0x34bb1ede79214c8401d4f4fb6752b475748c8997a18d1a18e40051cb2be82c3f
8. 0x3019bde71d445414e1fa252fc75c68a2643a1871598bb50293690ebb912c1848
9. 0x64f683b84cb77230b6f8a46dbf9269ccfa9277436325d3cabe5393ccb8fa9a35
10. 0xf96268fe85e3e644d32148363aa115944d8761832ad1133e76757b876f3c0f93
11. 0x514860861bc429fce02b16f718cfae8abf56b589e8ad4a85032b08d8eaa14634
12. 0xedaf4b06d63995043eb922cadb11c75a64f98fb3180d635d7e396cd9c8328266
13. 0xe548c1eb35525797a537b43c3fc3e8e92a754730c1a1278d482ddb992877f15d
14. 0xbf7e123029ce4365b819863a1c92b78b356111fa8f0bd187055546ccf59fa8ff
15. 0xb0895d3fcf0eaeb1070bfba1f01a9f303d7588c23fce13bfa62350e6db1b923a
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345