Evidence row 2122335

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/6UJAKP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/71fc92b3-efde-4d2f-b1d1-e9cd6b6369d1/.well-known/agent-card.json"
    ]
  ],
  "name": "Bretino",
  "owner_address": "0x37c120e3611f0e859aa1ae4dd630e53df3631c64",
  "raw": {
    "agent_id": "89469",
    "agent_uri": "https://centralcity.ai/a/6UJAKP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bretino 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/6UJAKP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bretino",
      "registrations": [
        {
          "agentId": 89469,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/71fc92b3-efde-4d2f-b1d1-e9cd6b6369d1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/6UJAKP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619411,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:38:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bretino 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/6UJAKP"
}

What the leaf hashes

{"body":"13e75efee2cef19879ef53003b2aa7119e64832e0146cf15087b7c3bb5a6ab29","id":2122335,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619535036947,"prev":null,"subject":"erc8004:5042:89469","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. 0xab83fc3531c880e189e500679441f2e8485d7c971c8de1e23e42b2bec26866af
2. 0x69b80f32c30aec86c4f7237f01f874a7f9ad8e5fc4ab9eeaa4145f1c57a3cd84
3. 0x180183c14e405efcd8b4fae49ea6e59bbbc13ccd06ccdc42d8b69cf87519029b
4. 0x7598a7764d2631af5f84fb744e81da3bf08acedf24b8d0420c2cd0ddcc5a898c
5. 0xa03dd13edd62dc8dae392a16fabc360671d7e5527bec6e5d9f7bcb55c76d3e54
6. 0x9addee8524f992f46cac991b515beac0cbef7197d2bdb00634fd304295195152
7. 0xda7257c9de0fc7bcea7de04d15565f4deaceec44ca4b97a61f06dcd2e2e42858
8. 0xb23efb5aa9eb214ec43abb284a95e2bd1747e388f4f820ce1e1b26e083587d6b
9. 0xf0035e19b58caf0daeff9a7a5e8da3d1f95fe98f633b8132f200f914ccc587bd
10. 0xaf13aff0d93cbdd4adf95c53b92d7c7f253079df092eb55d898ce266f53c0ff0
11. 0x11b69f43a7c4024769bdbc7a2927aaa4a35b3daee374b285eefee5f496b823b7
12. 0x8cc79a806621c6c78dfbbdd21d793ebf9fe2942c16ff8fcfabfae8b921d58fb4
13. 0x0a8f32fa56d4ddb69ff176883beda0b0217f66ec9bd09c11cec95d7ba5f6c70a
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af