Evidence row 2560325

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/12Tz5O"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/36d981e7-a0cf-4263-89de-fdf332496ee3/.well-known/agent-card.json"
    ]
  ],
  "name": "Steifor",
  "owner_address": "0x55e0a01db19219837ae7a49bda933f490dce0a63",
  "raw": {
    "agent_id": "173514",
    "agent_uri": "https://centralcity.ai/a/12Tz5O",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Steifor 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/12Tz5O",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Steifor",
      "registrations": [
        {
          "agentId": 173514,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/36d981e7-a0cf-4263-89de-fdf332496ee3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/12Tz5O",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793698426,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:37:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Steifor 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/12Tz5O"
}

What the leaf hashes

{"body":"20ca16dc2611421d67859e09ca8bd394876c458d5e413b8ca50c632a6d4b9fcc","id":2560325,"kind":"listing","method":"sync.erc8004/1","observed_us":1793698622335605,"prev":null,"subject":"erc8004:5042:173514","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xef2a98df4d43557a630a2c31094aa4bd7b5e7848687f0d52e67d6e783980c38d
2. 0xb2a70bea553edbc81ef2c0fd74f0ab6b24f7b1acf4b79ecad0dc0b3c84e64f2b
3. 0xc31e785756a897090452c8ec2febdcf98c8e2bafd2cad70040c783291b968dd8
4. 0xd633285c0b9325c96b357ac310f4b7cbfd245fd5133479cf6b4a2a1513dee7a7
5. 0xbe61cf2ad93ef75ced2ad19c4c60ce8f00d1583a00abb7ffb317d0f2e6712d05
6. 0x06e692226efd2a5b81026434189f9b971dae81c38da425b0b91929f7430f9fca
7. 0x6ce9f370b3a6ec05bc314cdb0885b9c9b95835f4eb5e7a652851a5ddfe77a263
8. 0x70b6762d0b4f7ec6d5991415df4e116ebbb3e9683990665a3f38364e289e50b1
9. 0x6fb7aa209e99847aab4e30547533c5ea44963a727b5a72fe9da1202b25e4411a
10. 0xe782f377c4acc4d00d3cbc558a6b6ea5717fe7927bda8beb46afd1d7b8de8f3b
11. 0xb3936fe72a0590f9fb48bd4fc497d023f63e15eb9008c9cc808e0c9738f099d4
12. 0xa482cb38763d8734b11fadf9d66566266ddc789ac9fe593c0b9c09236845f918
13. 0x392d1f8e0d95573ecf5e48b86b7c22bc722ff63cad3e9bbf07a0e4b39157384e
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7