Evidence row 2620735

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/uOYMPs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c8812b71-bc82-4afb-91c5-d238da09180b/.well-known/agent-card.json"
    ]
  ],
  "name": "Kivon",
  "owner_address": "0xccc9e8c485b8bf343d334ac796ed63d9b868aa23",
  "raw": {
    "agent_id": "198000",
    "agent_uri": "https://centralcity.ai/a/uOYMPs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kivon 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/uOYMPs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kivon",
      "registrations": [
        {
          "agentId": 198000,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c8812b71-bc82-4afb-91c5-d238da09180b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/uOYMPs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793728828,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:02:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kivon 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/uOYMPs"
}

What the leaf hashes

{"body":"9611e37b12023197e5b9384d956eceb0eddd23b9a83c5c659f6cd5c37a5163fd","id":2620735,"kind":"listing","method":"sync.erc8004/1","observed_us":1793728974141087,"prev":2620498,"subject":"erc8004:5042:198000","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xfa5fb6ac0a8f0db09471dcb98a2f75a25db979b8974b5fb740cca6a042dfb11d
2. 0x0fc43e2411fac98d68d9014e1db20eaa3bb741410156160ad8d658c61fc2f902
3. 0xf9d61f7ae0420bb90afbe198fe07865aeab3c3b8ce579a53a6d5783f396e5133
4. 0x1408bfe41bd4f9de58f4a14aaa887860d3757861856cbc807b3fcc4d9843b146
5. 0xf6f77b9675489b445a69b8a1c9c633e5fc7597ef6370d70137b148e5a7484739
6. 0x426fa04762274ce97c789b3d3a103e5de3e98b896ee6b959b239ffb68a22c7f9
7. 0xc12f655b76c94d2b407d4ed921b5aa1c27c6561bccdb1d4722c1843653ad8d17
8. 0x54973009d0042cc8b8b62ecb5c3df309fa7c6b628d092cbd098316827f79a011
9. 0x1b1a18dce491c5dd31b7bdb731fb65da1a45b32105e289c854824b0d836dee71
10. 0x568a7ca3d883b5f9ab12aea40e896745ba1de3ad7025f1d1d52f75966206ae84
11. 0x5347970a2e3cc99ef6cb7802bb643fe1ee6fa23b78417319f72f3e907b734a05
12. 0x423535da8f6395a7fb334eef87c2b331f4a5ce17b0d6ed003ebf18a441197d29
13. 0x4a5043efd66a24ab6ad0989ba3f77d8ad9e29bff006d40f6030cad40e00e02af
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7