Evidence row 2974051

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/L7wBHE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2c74caf8-8160-41d9-adb0-61a9d3891472/.well-known/agent-card.json"
    ]
  ],
  "name": "Kobis",
  "owner_address": "0x62c3efb6d560b3475dfe12e0c1023f5fdc89e6a5",
  "raw": {
    "agent_id": "234787",
    "agent_uri": "https://centralcity.ai/a/L7wBHE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kobis 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/L7wBHE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kobis",
      "registrations": [
        {
          "agentId": 234787,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2c74caf8-8160-41d9-adb0-61a9d3891472/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/L7wBHE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793778871,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T07:59:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kobis 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/L7wBHE"
}

What the leaf hashes

{"body":"723b951a60cd1f5253657cf04b2651782d1f6cd22fa12f9d33110f640da75a1e","id":2974051,"kind":"listing","method":"sync.erc8004/1","observed_us":1793779187576904,"prev":null,"subject":"erc8004:5042:234787","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x45c37c7a975380e4a6bf5fb543591a981b5d64907c60df61c62581e70abcc13c
2. 0xcc789fb74ef3a9a9580dd1ab9167a4a1f1f0d2a7e8b35fc693092c49797e8bcc
3. 0x9d59ac187f9dfea6f6a96651a631a4d7b8ffa971f8f49edecf24d2a92aea2449
4. 0x37287456a0d5e3fd89942490401874415478cc25a8a1e568ea83c1106efb8bfd
5. 0x03924e85ff1a3065a5d28c4da14b10c165edeed84a7e730c4e7cd06d2f009b30
6. 0xc736dd41eb84cca9c560e6113fa909d34210a96ddceca837387660434bbaa379
7. 0xbe62b9d0bb900bc7ce3449798fabd8bf85f0c21e6a6518324976ce9f19099a5c
8. 0xb285b99dd51435edd813eb4d3262052511c72c4bc09ca1a858ec90a1a8987c43
9. 0x636a155f5ab5a9bb0b93cf9284f55b7b21b296d748e06e968d556f101261abf4
10. 0xe884261bed078794f34957aba4db395e3a88cc19de6f37819a2d317069eb5d7c
11. 0x3f437a936fd1b282108ec2d620786e2ba81442c701c3a8bf1cd84ebe2e18a3e4
12. 0x47c90cb80e49aede843fecfe399083e8a6bcb303d50fe903d0b3d50250d3aa12
13. 0xd4f73f014c8a6615316289c316f790e0ee467190c97dd8ac5726441a61084fc0
14. 0x7111066cf0e2f963a0c95c84861192c8eb1410c53ab025be6fd11b5319847a92
15. 0x544c1b2a55fd13025d2c8d59b81cb53522492b432ac735cbefd94b47b754d5cc
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345