Evidence row 2572690

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZwByGd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f5bff2f3-506d-4adc-ae8f-5df88e628337/.well-known/agent-card.json"
    ]
  ],
  "name": "Maosteon",
  "owner_address": "0x9e0596a57297a431957361527d6b31fafdf13793",
  "raw": {
    "agent_id": "179886",
    "agent_uri": "https://centralcity.ai/a/ZwByGd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maosteon 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/ZwByGd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maosteon",
      "registrations": [
        {
          "agentId": 179886,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f5bff2f3-506d-4adc-ae8f-5df88e628337/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZwByGd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793705991,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T11:40:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maosteon 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/ZwByGd"
}

What the leaf hashes

{"body":"3c1cbf9f8ed413f197ee7f945f75f78117320415e429fa201ae006a35f03860e","id":2572690,"kind":"listing","method":"sync.erc8004/1","observed_us":1793706030292916,"prev":null,"subject":"erc8004:5042:179886","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. 0x0beb3f601861dcfca047cd317b128c732c6fb0a4ad86ebc3a34e7bef745b8336
2. 0x1a20483335b5acb663db66866e280182b035b6fd82a0b1b3823ebc83597f7d48
3. 0x479b69767c444a82699030fe75087305d43d05ecc3c8eebd96bb187604cbd7df
4. 0xd13f213d65c6090ad710344e0adbb36170b7217d5fe76d69b90eaad3131073d3
5. 0xa959f0383fb1c4b9beaa2fd2114cb60fc8aa5829813c2024c1cd9537983d4f3c
6. 0x6d24ac163b51570159860455cb86a84a50b4d7c651ed21355cd866a05b937539
7. 0xd72b7782084151d2ffd84d9b96485053a325d5600e1fc20b32a5320a7cd498e6
8. 0x060312680d84df22df0e54c7d2d1b63f67db3280b8b98b9f032b92cdac08c782
9. 0x6790acd1e10fcfdaeb55339aeb7127df1778cc32c35407c9f0bd52dd6dd77585
10. 0xe46feb539bf4225004a3d47a28c7137c4e45c20ee68b48f7c00c60717f703000
11. 0x656e695ee6cb85caf0e2d3db4e0932c896865b9980214dcb447ec6767d394ca9
12. 0xfe6c1e47fa9082224161741f8fc4b2f2d642a73c16c335f4b097f0cd21aedb37
13. 0x77365e277a66401435f7d6ef2c2f391eb8bef5379137ac42138864d25b1fc624
14. 0xa495b842d8f7d8efe4285381f8b862b8ab4fec0bfe90ede1e0c66f9fad72c871
15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7