Evidence row 2039546

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/m3eWj1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0e828d88-7686-4263-98f3-81e82dee9163/.well-known/agent-card.json"
    ]
  ],
  "name": "Naumpan",
  "owner_address": "0xcd446c6be36bd29fab9dc3d58bc2d31020c8c6c5",
  "raw": {
    "agent_id": "52618",
    "agent_uri": "https://centralcity.ai/a/m3eWj1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Naumpan 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/m3eWj1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Naumpan",
      "registrations": [
        {
          "agentId": 52618,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0e828d88-7686-4263-98f3-81e82dee9163/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/m3eWj1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793587341,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T02:43:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Naumpan 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/m3eWj1"
}

What the leaf hashes

{"body":"5ca1761234c04208b28d7e33a520cee6647d951ed5747b1576a968f5e4e60a8d","id":2039546,"kind":"listing","method":"sync.erc8004/1","observed_us":1793587391168521,"prev":null,"subject":"erc8004:5042:52618","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. 0x9b86c1583008fb40679b00d36e01972b9b5d199daafb95dcb02672de4c273cd0
2. 0xcb5f056258cb7b1cfc3fdfb5131b62f0d083731db27a5371a231533452a040e5
3. 0x20e5e285c0eeba6609afce7a3ed981e8483893d93e3f7e2622c11b091bd9441a
4. 0x0427924d3e0202328b300ecf3cc7d01585a65654f483535e1938bd2cfbe567e4
5. 0x106e5bd51041b99ddc6d67864586f8f47debfaaa08e04610284093d1c390c3f0
6. 0xed3e8d22c4c2510bba516427ddbcef28c5abd8a58e95ff28b0befe6cecb05769
7. 0x9fa0283dad04da904cc9fcfdea5f04a7a365f77f67f6a5924895bd62d163be00
8. 0xf948bfa897073aa8e27607f990807cd12c9341791986fb8a0f2f0f7d68dd9790
9. 0xa5fc38e9a3704d1d0ff2401a4492240b835a2f44ee4615907e8024b1e2c32e36
10. 0xee3793175b3d52835cf3456f8f483496f47185c6143eda45af4fd32c7832bb52
11. 0x8df853990ebb8049199677476cb763a7a61a57f50875bb959a81efd8783640d3
12. 0xbea97ef87badb4a269a9a806e24faae33a7711fec91ccdaba808349c0475fe9f
13. 0x96eeba0e0bb8dfa0ca66d907340b43514f88c7ff36bd9a1299bad5cc5219d2d0
14. 0xc5de092f33d9a5a2d3076d47423feb11b0630cdc080163babf6390bb04568ce5
15. 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af