Evidence row 3424421

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DBKGD5"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b10864fd-9f46-4f04-b65d-a7b0eb6e20a1/.well-known/agent-card.json"
    ]
  ],
  "name": "Farkampa",
  "owner_address": "0xb2a8ecd1ae9f173f6eb6ce651c12bc8b1f130979",
  "raw": {
    "agent_id": "343187",
    "agent_uri": "https://centralcity.ai/a/DBKGD5",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Farkampa 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/DBKGD5",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Farkampa",
      "registrations": [
        {
          "agentId": 343187,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b10864fd-9f46-4f04-b65d-a7b0eb6e20a1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DBKGD5",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793894239,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:58:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Farkampa 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/DBKGD5"
}

What the leaf hashes

{"body":"dc95aca0d36f397ec6346db5f5525a954f90fed2b019c26ef2da78114f9d1ba8","id":3424421,"kind":"listing","method":"sync.erc8004/1","observed_us":1793894317996037,"prev":null,"subject":"erc8004:5042:343187","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xe8fe374b1ea31c2610c30696d463bf2d563b23808e048feb8a0576a549e8c5c9
2. 0xb47bcd2ff2b28552a13575e071467448250d1ee10163dfe45ebdc7f9bad9809d
3. 0x1b23ef94b938d1e0b1d93e8cf2eefe24df2d6d3d883ea249916e63adc904c52a
4. 0x273fd0a3984e2c053d90b8a041d4f99da8c8f575159e1a5782dedfe3dc76f0d9
5. 0xc6a9249a962836c19521e783d2f3ee322ecd1b321731db7f6898e50b29f6e8dc
6. 0x8564301ad414cfc8a0489dcc17d232da46fb38af685591aeb49ddf240ef01310
7. 0x80f351cd37a85fae03a82559b6f193eec042f26ede4f05c15e458fb3228d6663
8. 0xd943023f8404005757cef494a4d880779e92e4f1dc265d2a309628a84df9136b
9. 0x0ca6b5da76c1594020b48e438ec15dfff06569d6c19a1a665e7eee27dd22fcff
10. 0x70184c32b911b676b2b139e0b2d0f885f6911e89864e8b04e7e30b68a77b68eb
11. 0x863f9f70a2c444c7a173d4280d21be07efbc5b75ec441be36b06b2c151a063b3
12. 0x0d71082bcd7635f145ced61d25269e0dd1764cc417ac22439b289c957bd63b71
13. 0x3462d641429cec10c8b5b5ba021c51334ad8d483cede88120521fea301eb9622
14. 0x541b1a8c30ddf11073cc1260fda10cc5489dc4a22cfd9742e0f2f43db5f207c2
15. 0xb5004928d173812cab4255917f4c361aae718a32a8e6208a7de15d84417a441d
16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94