Evidence row 1821199

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/WtKY4W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f5a0c5ac-4e29-46fd-8721-e65b70d8999e/.well-known/agent-card.json"
    ]
  ],
  "name": "Staumpeh",
  "owner_address": "0x7e0e0e6b35f492a9acb4b82b2c54ad41e8da6709",
  "raw": {
    "agent_id": "23284",
    "agent_uri": "https://centralcity.ai/a/WtKY4W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Staumpeh 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/WtKY4W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Staumpeh",
      "registrations": [
        {
          "agentId": 23284,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f5a0c5ac-4e29-46fd-8721-e65b70d8999e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/WtKY4W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793563978,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:18:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Staumpeh 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/WtKY4W"
}

What the leaf hashes

{"body":"f37a7f92e6ac0231b5a8eab5c1e910f64eaf9012776a2f203fc3c471f8c061e8","id":1821199,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564295711160,"prev":null,"subject":"erc8004:5042:23284","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. 0xb46cef2f9c4430485a0ea3ea2b9744274694851a2a6a931be9b08b384185fe54
2. 0xc851713d02689ae8d6919e60350df855919748333460a6be2215c967f277f4e6
3. 0xe6cc72c1dd3ad01ee4417dd817140d5e16490298784948ec734680dbcb35edd0
4. 0x16b34314e912001b46599db726ad0bc2d01594ac14c9b97d25aaa93041ada4b4
5. 0x62c7b166d79b09bf66b0a69fea6311b3f1ffbcdb41cbdd57a510300367f9a988
6. 0x9484802b20e0d31c068dc584b2d30f21b07fc4e8bd8ea213a6ea366d430b8ad6
7. 0x22e36c953d42b481e48425427cd11cb345a2b65542fa6bba713055685c56e8f7
8. 0x3cb337364162cead7fdfee9a78d2b79e54112be2f44351793a0a4ce1b72ebcf1
9. 0x5c98c4742843e5ac4883fbf7c17cbae6756caa3494c1696ee8fa0c47204a0117
10. 0xd5170f5592a111fdc27fc412100ea86e59111c9587ecea675138b4d8792f41c5
11. 0x556fd2993ae63936ef19f8d0cb248690b8790b804a47e8b1f6052b6403bc2376
12. 0xda43e7c33db4b2a49eac5372d59f78be85b20270ae35f3877840061da57873f3
13. 0x76bd6c29668276bc9bcae1a73c60a4d02ab25f5e47f437d7c2c27bab58a536a3
14. 0xc4208f09c5a97556dbf0e04ca82216f9056e3cf547ebb46cc61036bfd76910cb
15. 0xf6217f3e2344dd9bf8c6e296c4729fbf7611d258b93c45e1bbe5f62e65e8e714
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90