Evidence row 2124257

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vK3Azu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/29aff839-f0b5-4e7e-814a-b3180af3c8f5/.well-known/agent-card.json"
    ]
  ],
  "name": "Steidjo",
  "owner_address": "0xb5321bd4b1a2c3fa05a9ea528992e392134c21f8",
  "raw": {
    "agent_id": "90041",
    "agent_uri": "https://centralcity.ai/a/vK3Azu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Steidjo 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/vK3Azu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Steidjo",
      "registrations": [
        {
          "agentId": 90041,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/29aff839-f0b5-4e7e-814a-b3180af3c8f5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vK3Azu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619891,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:50:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Steidjo 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/vK3Azu"
}

What the leaf hashes

{"body":"cfce13d76ce5d7d070590c61f53c03ad987f826d44c4cf407770667cecd27ba1","id":2124257,"kind":"listing","method":"sync.erc8004/1","observed_us":1793620249783774,"prev":2123508,"subject":"erc8004:5042:90041","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. 0x5f9338ab6d3bba462d887889ed28e03ef48526a0d173d82d4f823d103d205851
2. 0xc1607caf4f823bcb5bb107a3867c400a293ade45f6846e9e4f3c86d357ad5d38
3. 0x88acf2cec5e8918f1f05651ea36d80745d136898541e5626a0b92000af94f571
4. 0x931a56e776cad8fc97915b85ea6d22ed5c47152073f2ddf9d75a3f4b6796e4ce
5. 0xed9c05872e74205e83d28013eecad87cb72ffc03a640720991c20fb95924b579
6. 0xac78a7bc75742a3ba0bfa4b5b42790f683bca2003f0dfc53b7d70577d5ea3e54
7. 0x74ff63b416a3d74e2550d6732c35e62fc3b792fd073a9a85768f203a4e361715
8. 0x7436b4bf6577256ebfb3d22869961366caa06950528a36b7d4c3bd9e36c4a648
9. 0x579824318a2f504acff01d4084dbb07aab23de7cac9d6cac12c0c5a3ae48543b
10. 0x5b4d285b47d955b31f2cd89eac56d478f74fdf517a63412ee7de7e1fbbc40607
11. 0x52f2f5577c556f825a80c2f8ecb90d03b52b0d2a34fbe7caa8b2d39106e9db10
12. 0xa757be925280eb68af83252e53d459806a828f69a86ca1efa5f7c512fd57f458
13. 0xd7d3bfe4670fa6bdde44d198ca661840b2abfe18e9099f606cc8dbc11ac3c436
14. 0x6ae97c2bdc679e3326a739627f6c3a307d7e25e547b9bf23dbf2622fb26d858e
15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af