Evidence row 2184918

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hJs118"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b31b355c-9cc1-44e3-b27d-db63489e2804/.well-known/agent-card.json"
    ]
  ],
  "name": "Haumpo",
  "owner_address": "0x08dcf864eae57d5eaa979130812cff32d9731ce5",
  "raw": {
    "agent_id": "118555",
    "agent_uri": "https://centralcity.ai/a/hJs118",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Haumpo 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/hJs118",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Haumpo",
      "registrations": [
        {
          "agentId": 118555,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b31b355c-9cc1-44e3-b27d-db63489e2804/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hJs118",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793641851,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:54:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Haumpo 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/hJs118"
}

What the leaf hashes

{"body":"d88170503776941a3663635f58be47b9be001974890176310a618b737a68e95e","id":2184918,"kind":"listing","method":"sync.erc8004/1","observed_us":1793642069982547,"prev":2184519,"subject":"erc8004:5042:118555","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. 0xab87c381e685ed821640dd9aa45036f3cfd7828425b48edf6b78adcf14ec6fc5
2. 0x1e86bca8ddcd0fae6c596e72de3870b253e292d245f164003515f385671c5e6b
3. 0xcbb194c20162b32f81ca70fb7279d0846fbd34a4268881e2cc6ff1ae803e5426
4. 0xd67b71e3da034ef4daa192443c909c3b55752c79e429d594d7f12e3a69949c9e
5. 0x9c92a2c6ddbdda2aff43dfde080a0faa12b25284186724b472cfc8388f80425d
6. 0xe93a14050cdd6e8eaa8de302fb67bc321770e1bae78b71d9e9b63e0cfaab1f20
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