Evidence row 2603302

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GMUbjP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/43f7c7f6-ab47-41e5-9026-6ce126784a0f/.well-known/agent-card.json"
    ]
  ],
  "name": "Graubano",
  "owner_address": "0x45d75a9218329e2b74816e0245e95a224a1a4e87",
  "raw": {
    "agent_id": "190317",
    "agent_uri": "https://centralcity.ai/a/GMUbjP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Graubano 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/GMUbjP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Graubano",
      "registrations": [
        {
          "agentId": 190317,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/43f7c7f6-ab47-41e5-9026-6ce126784a0f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GMUbjP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793718891,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T15:20:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Graubano 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/GMUbjP"
}

What the leaf hashes

{"body":"ed1a8b82cc7dc5b172d1ed6dadb9ddf35e0e2df34615b0007fe1809d14523fba","id":2603302,"kind":"listing","method":"sync.erc8004/1","observed_us":1793719258355140,"prev":2602811,"subject":"erc8004:5042:190317","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. 0xc524673a7fa2a2f756c71ddded2aaf59ab41425a5aeb7894fb8bc82121f45bbe
2. 0xe8752ac73b0a84d446ed58752371a0bcce6f1601e9dd222051807a85424ebf96
3. 0x25d07beff615b2b44ba7587c1693c78a58fc392ea617dcddfafc14781f14bb85
4. 0xc8891059b6756e42b620f6dd0683ecccc5e0a78942779092fde213e2a89a83af
5. 0xa85bbad7ff674ea141bbe3a46f64a12d761cb133c9c4ebcfbab8e959ddb57424
6. 0x2d402ca803a82543280f492ef77751a312e15a0b41d55c9c533d179f8936964e
7. 0x2857a5bffaec245f96d54eb6425fea9ffd3bdd8f6cbe857a8728b04aaf26caf9
8. 0x03d2c290af6db65a128edb51f169008e708d5b76ee58df9e3758881d3035ee36
9. 0x518764b5b8e29aecf6c73bb7be6b7f6409eb377b8755691b66dff8509b6c8162
10. 0x542e3668c1549d9a8de999162a765a8d095b38037d7364287ce5870862eacaf1
11. 0xb9479538c0cf9567cbeefd29a4239e2a9b423f88542d2090e7f65ae17fe08d95
12. 0x2776d6de184337d929278006b07b17c87f04f4b0c2a6ef891d856846b26b3417
13. 0x757c81f4c079ccef5ee9694c28de1354dd783331e9778583284b2bcba45c4662
14. 0xad3757a4386398bde7b5dfd7d1ed0d8391a8487b9cbded422b75d61d77ec3baf
15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7