Evidence row 2192882

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/6gpTVJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4ea0557d-37aa-4088-95ee-8386ef0070f0/.well-known/agent-card.json"
    ]
  ],
  "name": "Hampeno4",
  "owner_address": "0x2c8538629a20f7d1e48e3e3f71b79e8fb1958186",
  "raw": {
    "agent_id": "122275",
    "agent_uri": "https://centralcity.ai/a/6gpTVJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hampeno4 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/6gpTVJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hampeno4",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4ea0557d-37aa-4088-95ee-8386ef0070f0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/6gpTVJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:36:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hampeno4 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/6gpTVJ"
}

What the leaf hashes

{"body":"00d08db930843e2b29ba50ef0c1b37d780279a27dfa11395ac53b47b6bb93f77","id":2192882,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644615187594,"prev":null,"subject":"erc8004:5042:122275","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. 0xfa05a858b98d3fb996b160a462fb6e28790d0069abece02b34a1f1724a59e001
2. 0x52cce4464d5d552cbb199d0ed305d92e2cbd5ec71ac3e79cc7fddc149d5c98e7
3. 0x97fa76918ee28f1af492c3608ff7e99c23f0bde6140db8914e7f08fd99d2f434
4. 0x510b0f6bd9fe4d8f2987717c4cc95274d0c81835dd959854c8cf10d656e40479
5. 0xd67b4a41540dfdf7738a90baffb1de3f63240070c148278f24f92b4330275bde
6. 0x2e09ea03d5b101be6223e413d23ca04cd3ed4eb0d1614be5dc6302e1bc65d39d
7. 0x200a66950e4dddc637bdec7e69276dc64884e4642dff5bcd3614e1da1330a24e
8. 0x9a2ebae414665a1b58757a73810e7b58ba9098f70072bf932a788552e779ac5b
9. 0x79274529facc647350b6698f279e27245a63b10a3ee9e8c70b4e19f5968b089c
10. 0xad51b100e0474f980ac99b80465855444646cb452e00cf5d530ced5c87cef79b
11. 0x9dea2992b53b56559fc7c91f9ee11f08c968629297702124ebc8529836a8b37f
12. 0xfea7574ec60f475e652daec0e1e276065664b34779fb7d45aed93f03f922f668
13. 0x89a7b363610c665a6d371ca58d69c8f4bfe13c5c1cb1ef833fc373cf504e2e58
14. 0x70f4b5a4c6a4de9977aecf5fbe7497e271e9e2f9e5068c7dad5953e8fe898b30
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af