Evidence row 1772302

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DHQexO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9c3249da-850e-4326-b204-d40010d68e1c/.well-known/agent-card.json"
    ]
  ],
  "name": "Pialon",
  "owner_address": "0x0c1ebd3affab81a97cf899b1e657adfcea7a9156",
  "raw": {
    "agent_id": "8230",
    "agent_uri": "https://centralcity.ai/a/DHQexO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pialon 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/DHQexO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pialon",
      "registrations": [
        {
          "agentId": 8230,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9c3249da-850e-4326-b204-d40010d68e1c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DHQexO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793548233,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T15:53:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pialon 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/DHQexO"
}

What the leaf hashes

{"body":"6211a1e6b5364b6391b44690e3f49a5868f9d5d5f82443d4f86f25e4d7519cf6","id":1772302,"kind":"listing","method":"sync.erc8004/1","observed_us":1793548401279941,"prev":null,"subject":"erc8004:5042:8230","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x5f50716b3d88c46a8fc003a4cfd4d4b5c799daf98fd4ad8ddc59fd6e3e42d1c6
2. 0xfe3289bb79f5ed61c5641d843f4dd97a4ecb2130f48b3441fee6ab4f8f0feb9d
3. 0x14d2b7cac99d7f9f027446cdd86aa0675b8b17d11c83441d0d8008ea9d7883a5
4. 0xfa69a00ebe2c66eeac72de5a76d1b4a424b5689d5d8db91eb81e00c12541ffef
5. 0xf894e9eb5bf4f69439e1b626af371065cc966ea03f9cfcf7280743368aa15360
6. 0x504778a733d5227b6b35011666676409437927fee9489e3a68a740fd458c0828
7. 0xde5af33db8bdb3f277235db3425d9a960bdf48d707f03951b86d628b62b98f68
8. 0xacd0cea7e686dc589140da8c52131e319e04907e3e32c1ae44e2db8454ea2836
9. 0x819afee41b506708c2f6b33f32eb26ddf19915e0a5893983a5624a123fc59dd0
10. 0xf429c0fa9f272c1cf4ca41e2cb2f5a039ff274123283c366668ff0ab93e512e4
11. 0x72cc06371c5b7b69214cd586912589a7131d390dbbdc880ded0858f1c261cd71
12. 0x8979e1e1af55b2f65b168a1f7b9297b4058a9f6a32344ec3edf9a8c1ec595e04
13. 0x19a33f29777ff00bbae876b4baadad6a9f224ed0c0531dff5b103d93071e3805
14. 0xa98b629d4ece4f8bd55becbb0c526d64cc8958c38de14f3aeccc5e2a5bc50974
15. 0xe622664153c4bb92e64b5edf8615a790cb48a8f528ac34b3faa4ef4dd70e05dd
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90