Evidence row 2616606

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KHoXQP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2f52603a-b562-425e-9646-ca2d3b3024f5/.well-known/agent-card.json"
    ]
  ],
  "name": "Hufer",
  "owner_address": "0xd2d7cc609e9590a17bc95b557d1f99fbca0e541c",
  "raw": {
    "agent_id": "195959",
    "agent_uri": "https://centralcity.ai/a/KHoXQP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hufer 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/KHoXQP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hufer",
      "registrations": [
        {
          "agentId": 195959,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2f52603a-b562-425e-9646-ca2d3b3024f5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KHoXQP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793725918,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T17:12:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hufer 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/KHoXQP"
}

What the leaf hashes

{"body":"6ead711673f92ca9c81316f6e48b569be75621f722a44d4e8ffdb5fb81c2ca36","id":2616606,"kind":"listing","method":"sync.erc8004/1","observed_us":1793725977581339,"prev":null,"subject":"erc8004:5042:195959","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. 0xbaa32212910ebc8381c76359d6ca066f809253deec1b63d44a2bb7d95c4f5044
2. 0x13df0083c795c8851fd2b70183c13ecb86f3bd680ec03ec8494c648b924b8dbe
3. 0x8f1930bbd316d35bdcb84a6735f9591e962520dc3d6825a55046b96373d0821f
4. 0xbfd51038d49689dfe6fe5986ee5a310ca5dc64dfe4360faaa04ed488f2b0ab00
5. 0x09ef3454c42fd57c963f067af91f2907a9c38949d093712c0048580a44606c98
6. 0x85ca55d9a97f3037586b4f285abf562b9739109f633c5f74be648ae32c3ceb14
7. 0xc2e2024fab49a9cc7995de5216c1dd89d2cb687081790923f9194e161ba037fa
8. 0xfe1324d687a0aa7a086ea69f9464fa76d22504069b133630444c8abaeab72439
9. 0xf90cf7650bb55ea0dfbfc1c474e10eba129ec5551d5d6e5e66cc350f62ba4f7e
10. 0x86f772a763941d06cf543cda804631908adae47354ba83f5bd52d4cc5acd53ef
11. 0x159a31c723324116a78320f923812d98caa199cb300dc56c45ea96b35a75b155
12. 0x1ee03e255e653187e3260a6f2597e3f9364a922016c1f59cdb7f2394184c1ee6
13. 0xb62606c5a338a430cdb6c22a12b2a8d463bbaedc36ce1f677fb239ca0fbdf371
14. 0x28eca58d5790c044814655f49977e8cb478606900cf691de68ba9ce360992057
15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7