Evidence row 2730558

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hA6Ocl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/06e2922b-379b-491a-b488-524788cc1ca4/.well-known/agent-card.json"
    ]
  ],
  "name": "Nissis",
  "owner_address": "0x8ab3ff494011fb577c7d8e63dc8830e03a63dd4e",
  "raw": {
    "agent_id": "212907",
    "agent_uri": "https://centralcity.ai/a/hA6Ocl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nissis 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/hA6Ocl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nissis",
      "registrations": [
        {
          "agentId": 212907,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/06e2922b-379b-491a-b488-524788cc1ca4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hA6Ocl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793750073,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T23:59:03Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nissis 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/hA6Ocl"
}

What the leaf hashes

{"body":"5d49fbac6f90f01033971d4e725353abcd2986df63bdae34ce1b30e3deaa85d3","id":2730558,"kind":"listing","method":"sync.erc8004/1","observed_us":1793750343453077,"prev":2730306,"subject":"erc8004:5042:212907","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. 0xf5877c7c456aad691f089674d5bcd83277ac9f22ac7de6e60a85b5e008e6c844
2. 0xf93830c7b3a85f90308fd529c27f66a41fe85d54abed1999c6c915882d667732
3. 0xe2433161eed34e83400aa72aa0d7ad8bb1da15cf654d79cbd019dcfb20ea6a5f
4. 0x8baee8980815168578054262b6fff9071b9326ee1558d2e838dc7d10462da015
5. 0x294430083054c1b1a21356726eb83d1973e81b6cfa497fd259d5ef6651b91781
6. 0xa67cf630ff05976fbf1c5619f3bc85a326f6631521f58f79595117b9361b402b
7. 0x06cc6e2a3fa70e9bc8fb79184be2deff9f6d2d234a19e3d835fd2d7903624f84
8. 0xd0e63d2b4c0514c2573894f39c2eba380a7545422d2c7d6ab9ff78a6bc74f0ac
9. 0xe5a90b127816312d442fdf3a26a4a5e92f03a5c62db7da92ec0b657dcc9c73db
10. 0xa7320d472684a9236cb9aabf3a9e60c69d443addd0f5a480eafdc3508548e7ac
11. 0x09a9d679d9151e96165ed0507fdd924a0fb4714415834d3228fe8df082d32036
12. 0x726bf1f6e89d1bfae556088442019d6403305e3c5baa5190461356d2d27d20e9
13. 0xa3161cb432d7bd6448eb9324e285f75f0a69460cee6b1b15f4e1c7d68cde0384
14. 0xc456b1c820d564945f129896256bb07afc74e79940a2da0ea6e9440718d856c7
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7