Evidence row 3378888

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/dGV2zX"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a321965b-724c-468c-b7e9-deccdb323289/.well-known/agent-card.json"
    ]
  ],
  "name": "Kastel",
  "owner_address": "0x5f9e341139944689c4b8e17535dfecc3d149ba68",
  "raw": {
    "agent_id": "325464",
    "agent_uri": "https://centralcity.ai/a/dGV2zX",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kastel 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/dGV2zX",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kastel",
      "registrations": [
        {
          "agentId": 325464,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a321965b-724c-468c-b7e9-deccdb323289/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/dGV2zX",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793867594,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T08:38:23Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kastel 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/dGV2zX"
}

What the leaf hashes

{"body":"d1971cd03758b6c2049f2a64d40db5a913764305ca4611bd89bda4d9726b5006","id":3378888,"kind":"listing","method":"sync.erc8004/1","observed_us":1793867904052284,"prev":3378475,"subject":"erc8004:5042:325464","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. 0x0e1831b6cbed202caf698051a33e6e0eb85c2465fa77a26c5f43e998158a0180
2. 0x0e474a0afc08e7f0ae1ed66663730d906c80b84a340a4c317ca28b78e097763a
3. 0x248717e298bc60f620d7da9e81d269abe2091d043d90e88640766fe1ac95e3bc
4. 0x0ba3e8c6c72ce9ff791edc085fbcc4cc668e035dfad95a456d12063c4d0e1c4f
5. 0x1ed4ab56e056dd883b4b191043019f96f98173d5bad718589d9e6c116f3ea55b
6. 0x7d9138f2e97d6bc9b6873820f03e849a0df815783d52a20d7c9ce089f104a2dd
7. 0xc75bcedc80375d6fe956cf6ff6e9b4fa537397b2217c08a2f4376d0e56d70f05
8. 0x6ef08a86ca300cb71ad90aac0343c6d6a0cc3587a71401da5437504b4f64ba5e
9. 0xe187dbf914a7ad5a567468676fce015c4bb1ba888b83b8875801dfba0ceec65f
10. 0x4900753feaf6519e663fe7652538fbe74b9ee10164f2095cd01dced9074e7acb
11. 0xe14edd83f4e2a13e1cd22b8b206ac9ed49746f3a0db9cff126b84a13ccb79a23
12. 0x706d6e7546346c007708ad3ecd519a959e4028bc992605b096ff2a7412f076b3
13. 0x9d17398ed852fea00b6f693cba0f3fac833f2fc39cfba183e3384d7cc0a44e20
14. 0x47c0af421be542bae928fedb1a38a4c4bdaa5f3a21a9de0a78346f0dfc9721d5
15. 0x752bb7ff1be85646eaf6af7e83e853b7b33e92ad9c57231f0b796b8997fb1076
16. 0xcde4d0d0f64b40921f36a3f07dfe9c7256f1d0a8925aed414788c614314b871e
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94