Evidence row 3044822

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/w8SFzS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1d368303-22e3-412c-aeeb-5647c7f17fdd/.well-known/agent-card.json"
    ]
  ],
  "name": "Klassani",
  "owner_address": "0x057f6237868ea056a2f1d8161951aadc4662ed20",
  "raw": {
    "agent_id": "272287",
    "agent_uri": "https://centralcity.ai/a/w8SFzS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klassani 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/w8SFzS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klassani",
      "registrations": [
        {
          "agentId": 272287,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1d368303-22e3-412c-aeeb-5647c7f17fdd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/w8SFzS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793815619,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:09:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klassani 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/w8SFzS"
}

What the leaf hashes

{"body":"01f981fac460b917beeedd21a1744c4ab318c5390ed56813581d62e764e2572f","id":3044822,"kind":"listing","method":"sync.erc8004/1","observed_us":1793815765039036,"prev":null,"subject":"erc8004:5042:272287","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. 0x0b0891726fe0020c88da03772bb90f12600a93d70abf147570cde41011cc0b65
2. 0x1bc3220397982fffa832fa2fa3e8f02e71a993d1f7065947916f57ea0397eacb
3. 0x20409ba66e4659221488b4457bea44d0ac2a6a4a3821e782fd5b42ad14bfe588
4. 0xd810067e4ab160dfb7dcc20792d6c43bca5f991785c5879a11a376fe6f0fed85
5. 0x7deacd1d402c188682b4c0f8b5572584e780fa203305f5b0e3388241a612fe39
6. 0x7706c721639107261e760623e478d05e311927adb4765eb1e7588f0e9a9e72e4
7. 0xfebf7c65967380d8f774fefe0801dc5243f42274c7df5d89c305c88a5a73d345
8. 0x2b23ae71ed5ce26612e361550623045ad65705420cae0309dd988a6e4246d17d
9. 0xec8a663348b5bb7e707fdf67c6730b95cbd7a8f87add23aad4881ec9cbf8d1dc
10. 0xcd63ee792c28677e8673661aaf374c7327d0adc5ab56fd3420fd29026db15529
11. 0x4fd3f22d1cf2f24e19844c6edd8686110ec1ee57f314d19de49bc075eaa52393
12. 0x500e4da446a2f2e0bd2631b5ecb4ea544637f7d413e63221abcb40dd2dc34b8f
13. 0xb8a5ef47f6fbfb0cd1b84d2f5499b7090dad601a1b622dc9d852f4db6326bbaa
14. 0xb44c115525799df7784dd57375ef033a43e7f44d7f0a962d5e8c65f7f052f0bc
15. 0x39999cd980e41ec2b00689b8f721fe6463b8366a077d7faaeed19e6514cfbac4
16. 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345