Evidence row 3426698

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1n754w"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1f1b24a3-948c-4848-8d04-4a0edb39e6a1/.well-known/agent-card.json"
    ]
  ],
  "name": "Klaso",
  "owner_address": "0xd7bb47765067a50f2a559eba91306b23662a09e7",
  "raw": {
    "agent_id": "344351",
    "agent_uri": "https://centralcity.ai/a/1n754w",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klaso 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/1n754w",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klaso",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1f1b24a3-948c-4848-8d04-4a0edb39e6a1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1n754w",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T16:26:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klaso 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/1n754w"
}

What the leaf hashes

{"body":"735675a62043ec4e489d501a29f69d2fe3f477f20d1da7a46c8a781db508c9dc","id":3426698,"kind":"listing","method":"sync.erc8004/1","observed_us":1793895974232305,"prev":null,"subject":"erc8004:5042:344351","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x94b14fa1b979b363de2089936c344f5bfcf4e9c3ed4d571cd2dca76ffc7d3d27
2. 0xea6ebee74461db22f83e25a85a0c3149184381f030356904cb049e620267fde5
3. 0x37ec359b8b6806b3d5e2cc5e303cf5084c6ee7ed0af88440b13fc4baf3cb40de
4. 0x73a80860879486c45fc68c942c58ce80f18ea460fba10e4f1163f365d4f481e7
5. 0xe4088d0f4568c837738d0fa3c216322b90120b6cb8317086d98e3d41839deab0
6. 0xe7f3bc1609c61cf4d30ea134faaa851f697fdb9c29a641395968db715612cbd2
7. 0xcacd733778603e05643e83efbdfb80c80cc1a5574bc2eb0260f09a6a4ea991bc
8. 0x30d9a92a79744e818fcaaf448681244c57e3e90218026625ba2d0985d22526eb
9. 0xaf0a8a20618f0c79a18aed5e16c5dd7f9cf406d474ff0f7fb25430590abc304d
10. 0x5e01cbaa031b7aae7999e478ed714a9010b6c45d55fb5978611a12229ea03456
11. 0x46ee8ba2404142b7e58fe5966fb214719b6b982daf3e7baa03dd3a0db90c3e46
12. 0x94259e5d79d4a42da1baa0e2ef4c4709836c722ba742bff6a395c39718f65f13
13. 0xa3664085bcc71207d81f3865ecbfbe8edaf5dd0f35cf6509def349bf1e19db53
14. 0xcd7dd4b73475d9daf8066f64735db723e9ca6d35bbe9f3158528fa2e4ee200de
15. 0x8d4c57bbc31050ce925844401ecdf17b888da2f6d1ae583a863bdf84d2854302
16. 0x5c64b7138585466e7e8be72af6f3dc72c511db2c0c1dc5b6e34ad4e9456c2308
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94