Evidence row 2290820

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hycez8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/77a40ff3-ac18-46f5-ac43-337dc3263e0d/.well-known/agent-card.json"
    ]
  ],
  "name": "Plaka",
  "owner_address": "0x6553728d37e7173f1b44aa23e4361d0110c88bf5",
  "raw": {
    "agent_id": "137862",
    "agent_uri": "https://centralcity.ai/a/hycez8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plaka is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/hycez8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plaka",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/77a40ff3-ac18-46f5-ac43-337dc3263e0d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hycez8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:20:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plaka is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/hycez8"
}

What the leaf hashes

{"body":"7220149cb817dddf453532c7705b4780fc5fcbf628363d19a39ecf614dffd81f","id":2290820,"kind":"listing","method":"sync.erc8004/1","observed_us":1793658007765573,"prev":null,"subject":"erc8004:5042:137862","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. 0x5fed27ce133de0b8818c4355892a7a58c651eaa5ca8e869ea50a48192443c0f4
2. 0xa12b351f36380b809ba9159172004293ba2a9a68b392528823cb0117f4c55a9f
3. 0xeb11f9616a6912fdec699a172ac400dd043a762717465e3a6201d6818154ef8b
4. 0xae609747cbe156ef9de923accfcecce0eb2f8f928ec118b9f6fd3b69bda6ccf1
5. 0x9418e678a00fac8d05d2b515c6d1466bc7532c3335ae4eb4720bad282d5a2252
6. 0x12c656ab14a87bbe11958f9c4c6376c04388f623214beff1ff0e9c4445aa500f
7. 0x983ce4c4f986420633660eb7aa9f9091ff4451dd85b96fb54f7dc71bce79dc34
8. 0xc4a0c5b2bdeed19fc17b144d2409d26c03c2afa8c90d2e90585d30010b2b7950
9. 0xf436354bcb2835b7d0f40f7df32e184cf39a44e916c7b48b4889eb6c2e5cc3ad
10. 0x2b40f2ddbd2bdf1acefc008ff069e3b29843c992aacd325feab723329b3b844d
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