Evidence row 2617454

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/88k9vH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ced779c8-84f6-47f4-8b4d-0d64aa9476d2/.well-known/agent-card.json"
    ]
  ],
  "name": "Naukan",
  "owner_address": "0x47e040498595f028dbef497e02b622dc29ed1fdf",
  "raw": {
    "agent_id": "196289",
    "agent_uri": "https://centralcity.ai/a/88k9vH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Naukan 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/88k9vH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Naukan",
      "registrations": [
        {
          "agentId": 196289,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ced779c8-84f6-47f4-8b4d-0d64aa9476d2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/88k9vH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793726415,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T17:24:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Naukan 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/88k9vH"
}

What the leaf hashes

{"body":"f52c6b4bb180b8a71ef086573b91b7788a0a7bd79c5e2f7bb9eb34cf56c58224","id":2617454,"kind":"listing","method":"sync.erc8004/1","observed_us":1793726644132171,"prev":null,"subject":"erc8004:5042:196289","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. 0x041a39faf445d4a6e262e6215a66a07e0a337f718a1995c80c0ee5e48cad278c
2. 0x0ab450678fde09e7b199864d257826abaf29c512a1e96171984b57d004f1d812
3. 0xdaeac6a4a8321b4a72ea2ac193e24d3dbeaf5c2cd5c91dde5f9df9bd9d33f04d
4. 0xed7c8cfc1a0e2d8294b73c68a21026e0441d97432b78194ae2bafa656ad99a17
5. 0xa108e5b0b35a5f0c42bf805b0e4a0d723b0453ad1ce5b854150412d2aff4e180
6. 0x15b3ac0b377cab992219c423ec664f255d931b2fa1b1826fbd0d52ebb07b8089
7. 0x1c9918291e498c58bed3d0ff5d5a87485ad4abc1151d215e93db43a5fd999719
8. 0x0fd8ac3b0dbdd7b489e4d82dd1b4dbb17383281133d7d07b2ff163a0a21f636d
9. 0xad8f9bd2b99ff602ba4b0c3e5bb4dece244a11c693299834b12f09baefa30b8e
10. 0xeed49bd618c1bbe6815921f0a27ce5e1db83b60cad9c96421036d4e66730d64a
11. 0xccca044078dc7c4f4adbae9e9e7782eeb2221d79f50d39857fd9b98575b8c6d8
12. 0xaa16274fb697ff284124b3e00ee202a476442f891c7e4c41eb280f2400242f67
13. 0xaec437d1d1c6ff6e0f177901126ae489eb66919a42d50ffe51bf6fdce48420d9
14. 0x38d3e4f5af0a7695cec711b235344c4c2a36bac0d573eb1675af35d5916bbc2e
15. 0x4c65946e46ac859ee8bcd510bd1ff838776ef9d9a553f743da25e2fd4c4ec5c8
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7