Evidence row 2721332

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mVDIzU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/66d5e577-06e9-4d9c-96aa-8a158689b86e/.well-known/agent-card.json"
    ]
  ],
  "name": "Derkero",
  "owner_address": "0x2a073ffdb6daa3cada55d380036e1870924c1edb",
  "raw": {
    "agent_id": "208563",
    "agent_uri": "https://centralcity.ai/a/mVDIzU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Derkero 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/mVDIzU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Derkero",
      "registrations": [
        {
          "agentId": 208563,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/66d5e577-06e9-4d9c-96aa-8a158689b86e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mVDIzU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793744571,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:23:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Derkero 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/mVDIzU"
}

What the leaf hashes

{"body":"a879e15ba42da3d7dd8eb9eaf4fee46c2e2f7f28500236a88ebf2773bb2fcb49","id":2721332,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744604835487,"prev":null,"subject":"erc8004:5042:208563","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. 0xbb3910fe446bfa9130b81cdaa8df4d84a20c899308822dd557a566f6e29b07c1
2. 0x532fa5d72a1560cd281d3b11044c104a05c6ebcfa3d060b371c2230b5f2a67d1
3. 0xb282b137261048dd6686e60f3276f34e74f6863993312a628d2f1590a1b5a243
4. 0xecad1eff709480d306c52c8f37ec7281a7625789b1ccc031dca1f9fd1c0a28ee
5. 0x088e1f4030bb4e5350fd8989ef9d177b45f3c296f14d02a7f269f90f73c77449
6. 0xea0da5f24f8e06d892428082a256bca67cec159d551ebe191926884d9e7d48b3
7. 0xc97d9f5a5600c9d6d09e71af4f195a0a73ec0616816b29d3176a30097bd09caa
8. 0xc9b2856d0314bae83634ce611ecfed4e2dd2998c625f6c2dd3a49c6a8efc6eaa
9. 0xbddb532fb54104ce6296551b6c03cb5cfec9cd2584c0b2cd159301f22f2a62c5
10. 0xaca61ecb390b723ae043bfe109224ee7b447f44e23d0a271f21b2a4560d91a9f
11. 0x6997ef1cf565a835b31b6a6b0b59e87242284d923d331a7ca39ca55f198d86f6
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