Evidence row 3427371

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ztIrJR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3b4876cb-666c-47d8-a0f5-770c35ccf717/.well-known/agent-card.json"
    ]
  ],
  "name": "Maokastus",
  "owner_address": "0x0ec04e8443fec80d315b4d8b13911efa189611cc",
  "raw": {
    "agent_id": "344396",
    "agent_uri": "https://centralcity.ai/a/ztIrJR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maokastus 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/ztIrJR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maokastus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3b4876cb-666c-47d8-a0f5-770c35ccf717/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ztIrJR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T16:37:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maokastus 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/ztIrJR"
}

What the leaf hashes

{"body":"1c9a3ff4e14e60b30c42c82283c841ee623ea09ceb4e712b04da433231ea7336","id":3427371,"kind":"listing","method":"sync.erc8004/1","observed_us":1793896629286743,"prev":3426975,"subject":"erc8004:5042:344396","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. 0xff3b69ac67aca8829284190de4f22efd753848bbb334ed32428e00ec43781c94
2. 0x83cc75391b500b791dbe91d08c4d72ab5d6d7d70941998a647dc00d5fe2ee39c
3. 0x730287219f7e369fedbf00b1bfe49f7fb3be4d389d6fc8ab59cac61b23c98d20
4. 0xe959168ce9d2399049b7e5bb4860e8baa7cb4f8539495eb486271ad609907865
5. 0x19ee4f550f2c2e6a4156b798c752562be4c97c519389bfde58d5fe09f63f9a05
6. 0x2079944317188911ddf728ab8ee0dfb274f8c47a3a5ceb8a15dc64fa37896cfc
7. 0x5f82a77bd48d7b29d855ee443693f2571d07ba510a1689573c98fdeeb50b8da8
8. 0x079cbe3c40c9bc949ee27d8d59409796a9f996b19afebe0aba9a2843d07d043a
9. 0x0a19806fb8594352bbad934bc7c66d30a790e1a84568b41a81885145eca623f9
10. 0x634613c2ad4ac04562031990c22f54105517fb60b8eb55bb7b3ffc5df8ed121f
11. 0x17f76950b972bb7768da1ed4460a127abc6fc8b49a10d0f18af099d55072be7f
12. 0x96089f99041b0447b39397a53cd16be1d825106c3cf5ed0904de1f7169d97047
13. 0xc52fdd499240d4cae496484b3da9c532542859f0626ea2a2fc243490680039e2
14. 0x46e57eb471bdfedc5371f9f8dd93e03a0ef82a84f79b917a40533d34f61e890c
15. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94