Evidence row 2721335

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/wHx0Vb"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fdeec4a9-fd76-459c-8e9b-47636701a0e2/.well-known/agent-card.json"
    ]
  ],
  "name": "Tostus4",
  "owner_address": "0x53c9fe143f5f67ce0b712c73a22604ca483b4627",
  "raw": {
    "agent_id": "208566",
    "agent_uri": "https://centralcity.ai/a/wHx0Vb",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tostus4 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/wHx0Vb",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tostus4",
      "registrations": [
        {
          "agentId": 208566,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fdeec4a9-fd76-459c-8e9b-47636701a0e2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/wHx0Vb",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793744598,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:23:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tostus4 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/wHx0Vb"
}

What the leaf hashes

{"body":"c13142d092716a46ee3bb05f564ea8b5aa1c7f91cc11135ca3f08ec32a998a80","id":2721335,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744604844208,"prev":null,"subject":"erc8004:5042:208566","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. 0xa141a678c63a37f8c9d92424cbab9eded96ba6099a4e4c02e7cfbcacc8e44193
2. 0x4780d0785e40e3ae0a876f4b63ca110dfe95c788dfe0a8b097c30f4a428cc369
3. 0x2507f8b11fb3a8f7c1a3ca7275047f5e6cab56a39cdda15a433b6ec0d26dae1e
4. 0x79b798a7e511dae4b9518be84e83763e2f6987fb67e93b074abd5adc99fa26a2
5. 0x90fd0bc6ff6efbb782bf917ef4443fc744b264d8f808dad1bfdc01df221512cb
6. 0x586108021c69f435b87b54cf815b044e38d848a54bac51ddd34ed71afc5d2ea1
7. 0x55390942a2eec5bdff15e1b786f54ccd6e59b69471220122c9d7507c766f3b72
8. 0xf0ef7e2acf070e7be536c741aaa62b51b59d71ffd11b9546a22b966d0340a110
9. 0x3985620ed9daa874e35397b41d4eb8ebc8c551906029675b652a9d011032ee39
10. 0x3b2d15002d012510b129b8b02954967f6580aa66cf5a1f41ebc2b1e2a9f5a031
11. 0x884fa324581635a2617000c23a743e16a78e22466f232c176d1e2501abceda4d
12. 0x528056a6e5b3285f885b64f1c889c2e09c3436787f2e98991fdee22ac445a74f
13. 0xf28d67782c92bef914bcbfba8a09fe25600ef28046c4bb2c25d01c0f921a6c77
14. 0xe49428eac50d81f1f7650588e082bd418a927c143f69fb66decc0ace1ad681d0
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7