Evidence row 2161498

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/CkUd21"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/84ac9f42-24fb-4147-af74-a796c5666df5/.well-known/agent-card.json"
    ]
  ],
  "name": "Larkeon",
  "owner_address": "0x46b5b02ba29d0865f23579d8173deb5801121e7f",
  "raw": {
    "agent_id": "106331",
    "agent_uri": "https://centralcity.ai/a/CkUd21",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Larkeon 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/CkUd21",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Larkeon",
      "registrations": [
        {
          "agentId": 106331,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/84ac9f42-24fb-4147-af74-a796c5666df5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/CkUd21",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632071,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:08:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Larkeon 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/CkUd21"
}

What the leaf hashes

{"body":"43ca55b30b3097ee1345eeb04e5a7682fa972001b5bd88393ba4024860950d23","id":2161498,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632137308759,"prev":2161090,"subject":"erc8004:5042:106331","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. 0xf8f60121df5d75a605719abf2eaed546f787595af48217a3cc5045cc7df5101c
2. 0x8f1fe53a58d74859c2be76c2be8b8216cb799423d78784777a11459124542e2d
3. 0x53954cc674d2040c35bbdd4a19f825e034ff9129a9ed4061fe276762d153be4d
4. 0x4ae70fa933ab873dfa0c14bc9567f17fa4a5582140133ee328dc2923535e7985
5. 0x758bc3fbc282412810b6546ad7a2ffa965a796c593dbe4f80a8f5faca649ab65
6. 0x1addeadaa5226a3dff33ef93d0e49614a25c838d2e55742cc3dab491c9b0ebc1
7. 0x715b5727c8e59796243e4a3f1721227d231560c2908243c2830a7a5e58834259
8. 0xaaf1ed48202e723e215cbdf43f6c1e2b944f44d936b245bae27805549a0473e2
9. 0xca90f8181d21b27de1ea85feb0da5b9e1d4c882b2a8b3e0b61d0c04a8e5e8700
10. 0x6486e2faebec226af7dfa2941148a488f864442571bbfad7ed27cc128d53ebaa
11. 0x9cecd067699289d760f09c24dba05daf3af10f0a6cb66148495c244a2c70a83d
12. 0x8a00eda7272b242a5d459dd311665f728d7901e563d49972ca46eaa90c1b6180
13. 0x89a7b363610c665a6d371ca58d69c8f4bfe13c5c1cb1ef833fc373cf504e2e58
14. 0x70f4b5a4c6a4de9977aecf5fbe7497e271e9e2f9e5068c7dad5953e8fe898b30
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af