Evidence row 2938940

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/FE9Idd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b669e780-f0e5-49c5-ac4b-31f123a0e2e1/.well-known/agent-card.json"
    ]
  ],
  "name": "Sisteon",
  "owner_address": "0xbf30469eb1c7dfd8970b7c303f35681d8632ef64",
  "raw": {
    "agent_id": "222542",
    "agent_uri": "https://centralcity.ai/a/FE9Idd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sisteon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/FE9Idd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sisteon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b669e780-f0e5-49c5-ac4b-31f123a0e2e1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/FE9Idd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T03:24:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sisteon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/FE9Idd"
}

What the leaf hashes

{"body":"525d386a49d0d4d9dc7637d74e9cb7821907e4464b46263bc39bda5fa9200605","id":2938940,"kind":"listing","method":"sync.erc8004/1","observed_us":1793762683522390,"prev":null,"subject":"erc8004:5042:222542","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. 0x8f889be90a579a1d1dc4ff209cacb6d53f4b3087089bb2d1f7d27b9f0384f95c
2. 0x02465024bce98a593031e9a8bec88b8550c1920c15d5452122b0f5d3818ce26a
3. 0xdaf45264132ddf2b25a6fe156a1dc876354f280cd00d86a9a8a7d1f7de7e2b2d
4. 0x5cf2a51d30e2e38a5fdf0bb0ee2975d6d306db93798bb205f60a6a16984f3622
5. 0x94c3b54e3d2c17fc646c85ae670178e35fc95ef39b719ce63d546aabfadfed2d
6. 0xbcf2178b85a2fe30df11dde08feac7bd8cc3c2e2fe25385718e74d352bf5a0a4
7. 0xf536f80065197ef4e57c3c815c81a6337a84c97988aa213d5c26b2a7b065fecf
8. 0x9ba81c03e20be1b2050b67ebd873cb87bb70d07255d4986df2a5a03d8fb41b4a
9. 0x1baab63b5590d92a0846f7b64cb65807a4dfece33cb177d59f52c6d5eb893c46
10. 0xeeb87420d5ce24564e2e9802a3814c3dee7f7dcd4d4eeb7cec0e1259c3126fb8
11. 0x8508d49490e6645214e5872b47baeb332e43237518252292d8da8637981d5b6d
12. 0xf656651b7b7185d3abc4ce13ddb7c68d67e78577a177973af3908c83ddd315af
13. 0xf7388591abb3a8930323ebeacf6113318b7e0dbad2c1ac381f65db930a78e67d
14. 0x81f4b53be09489882faa9a4cb613202e6d280222b8534330fe26fc56fa32a8cd
15. 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345