Evidence row 2142303

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QqEian"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a43ebae3-ad43-4e31-bc01-808caf89b05a/.well-known/agent-card.json"
    ]
  ],
  "name": "Jiampik",
  "owner_address": "0x6ed6746a9dbb1aae26984a2911dbea4abdfafd5a",
  "raw": {
    "agent_id": "97421",
    "agent_uri": "https://centralcity.ai/a/QqEian",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jiampik 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/QqEian",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jiampik",
      "registrations": [
        {
          "agentId": 97421,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a43ebae3-ad43-4e31-bc01-808caf89b05a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QqEian",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793625187,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:15:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jiampik 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/QqEian"
}

What the leaf hashes

{"body":"553bfee86c7cb1d9c828f9d1ee013f58eb01e527391d1e1273e9f3e111d631b4","id":2142303,"kind":"listing","method":"sync.erc8004/1","observed_us":1793625310978002,"prev":null,"subject":"erc8004:5042:97421","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. 0xff1c50a23535f4bf5db7944fd772a744b2d43e982942566d71d394798f9ba62d
2. 0x6f4f108fa1bd63d3de9a683472c7ba72d2390439b8d317978e4122f5c49d1b5c
3. 0x37923d3699d58d0f15283efc57eda6f086a71c68885cacbe95f4f612f58f1abb
4. 0xd0059eedcf06623f32fe0f2bab4bf37da68ad8ab64e8c17e7e28aa55ccf4641b
5. 0x19fc1972f55316f929efffb21c65ca6f2c33ac09d30d09b19c0c80e21227de6c
6. 0xf9f6dd148c1110d47ebab2dc8ee00647c2f89e37455645e5eafb2ceec693c3b0
7. 0x1d4aa3f36c337a7acb81f98b98d60c74429af9f5f3e85f58299d7d0c8bd027b8
8. 0x5b4ffa1f884a0a95e73932a2f87e5ebf86c7646388187cf8363bf4a85258b0a0
9. 0xc08f1e12261ba30896bcf0bde82829a5a0a6158c49f76104e5e1fcf492b092d1
10. 0x6d743535d2e8afb83e38c6f6b208fdf7744868cc9765d16c0d27963522ceb805
11. 0x9688b76af0c9bb74be0f03c4bfb74ceb45b869b97c383be6fcd136445cd9055d
12. 0x45415c76d2ab204a9729a2a944991420a243f07964146403ea6d43181ac1ca44
13. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
14. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
15. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af