Evidence row 2921387

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gUN9hn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8b242ed6-1412-4317-828c-f5ee7937c3a2/.well-known/agent-card.json"
    ]
  ],
  "name": "Siostano",
  "owner_address": "0x8cda00e74c682c9f328f8576d844ea1059605dd5",
  "raw": {
    "agent_id": "215836",
    "agent_uri": "https://centralcity.ai/a/gUN9hn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Siostano 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/gUN9hn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Siostano",
      "registrations": [
        {
          "agentId": 215836,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8b242ed6-1412-4317-828c-f5ee7937c3a2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gUN9hn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793754231,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T01:05:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Siostano 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/gUN9hn"
}

What the leaf hashes

{"body":"2c2fd93125a9ad5f40d51afa411e919bdc0f77a9cbd6dd362d7975426e95636d","id":2921387,"kind":"listing","method":"sync.erc8004/1","observed_us":1793754333859559,"prev":2920883,"subject":"erc8004:5042:215836","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. 0x4e5dc333f6952196b4a438210890b1e67d78e016086355a4018756175f214a2a
2. 0x56cf54fcb1630e1e85806827133e2416162f1c4015a80a17cf74110ff24a8c68
3. 0xf74534967cb5074998e502a65516c1153b892830806f29dd057e7a78f1119fcb
4. 0x0abde5db1a7cf8e79937f409589918f020a876ed7c847f86b5fc45b090754032
5. 0x5bb2076c02a9ddda715004c590783dc21b521b7e0c263ce9d456dfa227997dcb
6. 0x6e363ecf0b59afa73a4860091e0702e00494e028756e8d0c711f94a12ee66062
7. 0xd278d73f88f4f658b1dc2bc35502b6b8dbbf50e2dc160469925f2febe4f5beac
8. 0x3929296277cf2838080f72cd6b2905cd4c5caa8baa90e80e096c57a131ad5d41
9. 0xfae8d5f42fec179fca4ecff83a32ffb430ac1b10d099e4d00479f4e6f3d6d179
10. 0xd9ad737524e1d20472ca2130f23c948f5cb2516eb416295fc6ca524248c9f16b
11. 0xdb6f519683724a1d11c17381cb42593a542a425f18d6d92c0c6e81c2a1b235a5
12. 0x2b5745a0b288ac5d8c48e339383706c54fcfb95bccc83c48776d382e79fdef7a
13. 0x0c70678947e56ffce90ac2cce5414247eaf0e2b91719996aaa9809b66dfe1dc8
14. 0x522a25971cd6b6d3e9a052dc11f957b2d317b322866778d5d8ebb96f44d35189
15. 0x544c1b2a55fd13025d2c8d59b81cb53522492b432ac735cbefd94b47b754d5cc
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345