Evidence row 3056147

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/wwHCZU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8a9e7f69-1b41-4673-a2f5-847da480b57c/.well-known/agent-card.json"
    ]
  ],
  "name": "Nasano",
  "owner_address": "0x01e0d6df1c496c7644bdf389910d0e82cfb8e428",
  "raw": {
    "agent_id": "279952",
    "agent_uri": "https://centralcity.ai/a/wwHCZU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nasano 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/wwHCZU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nasano",
      "registrations": [
        {
          "agentId": 279952,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8a9e7f69-1b41-4673-a2f5-847da480b57c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/wwHCZU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793819353,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T19:12:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nasano 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/wwHCZU"
}

What the leaf hashes

{"body":"9b57a09e14994091a202209d6c93fccd6808aa5a0489fc5336e34ce45f46b6c0","id":3056147,"kind":"listing","method":"sync.erc8004/1","observed_us":1793819565530254,"prev":null,"subject":"erc8004:5042:279952","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. 0x92ea2878abdc81a2343dc14494ef2cbe5929493b07749b026ec3069aa9cb9548
2. 0xe9f9c8aad245c3d3b9bbab0549361bed94707cfe98342a39e0ae9d4131e89fad
3. 0xbee8a5c2f78bc3823a708f95fec5e640dd6c5129477c04b755b56765e3a18e74
4. 0x28b3438aadbe5a2bc99ca9ffd64fa9a98e19dec8a342037c31aaa77297d3df85
5. 0x71be7676d591af123f7b270cdc4ea16c5bd4d478ab94cbfab12b2ce21303d322
6. 0x7012911465972af8d845a4e7ef378be7bc84d9868587ecc969b48f38abc53696
7. 0x1d7fa03e535dcbb9553a4170215941b319a7a5a2f70f28820fead5df5d155b69
8. 0x716de5c3e44b3fb14e72057a27997b9d0b075b8d3b55bd8b24184983cdaf41a5
9. 0x71ee0b66620b1d8e10650b72a2e34a776deabeff9c30041b3fe14a43c0be0264
10. 0x2766f6f77f8b1711e12b4980edd61edb388cd5852fb212d84dd7000b786ef4a6
11. 0xda4f3aeaab25310c5d9976e7025db96884121d43e52f3b448959501b6549b9da
12. 0xb8b83c88b384fc4c4ac175000c8b1e2f514e98e503b57d6824489b39e0c0cf88
13. 0xe7b8906f5be71e30a93923a510426d37fe7fe5093e30b560cab97d8eb87780fd
14. 0x81f4b53be09489882faa9a4cb613202e6d280222b8534330fe26fc56fa32a8cd
15. 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345