Evidence row 2559715

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ueBsAl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f6a2164d-9a50-4aed-9c48-faaeb5288d39/.well-known/agent-card.json"
    ]
  ],
  "name": "Nianler",
  "owner_address": "0x1376542de99ae4f56241792adf7a4410612cad3b",
  "raw": {
    "agent_id": "172964",
    "agent_uri": "https://centralcity.ai/a/ueBsAl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nianler 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/ueBsAl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nianler",
      "registrations": [
        {
          "agentId": 172964,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f6a2164d-9a50-4aed-9c48-faaeb5288d39/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ueBsAl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793698010,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:31:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nianler 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/ueBsAl"
}

What the leaf hashes

{"body":"b496b0f65432c5ed854ba79d6b64c9738fc908c625eb1555023c753fcacceff2","id":2559715,"kind":"listing","method":"sync.erc8004/1","observed_us":1793698282276498,"prev":2559317,"subject":"erc8004:5042:172964","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. 0xa3a142b7393a2cb2ce8a70fd6ffde3b27d63929ce8078dfc27dcdcef64feddc4
2. 0x6110917c349b9b9752cde1060bf804d763503342deb0a1ebb3f929e7342124a1
3. 0x9084307c0504be5c42088bbb25f0c539847e91702640e55d17746408702d3575
4. 0x1a5b2283e135cc1fecd7c107f8f90b222cb215379287b1b996be4b44ad8ed2c4
5. 0xb4aac036b9753875969335a5107af534d75a9e1a478a1e67f27d6b96194435c7
6. 0x2256e262d6ced17741e13967149dbeaa396f3956892241db8033c26376c1ea76
7. 0x75371982293e564de0c925cc2fdc8ba14a984a0c5a7dbe6246a61915b14b5d79
8. 0x423c8f84d6182a455fec90dce1e5c67602ef87f4d1acd3d495387a1e0c8ed246
9. 0xdc54ef3ff57fc164feea979f99de7e9fb5c571c68222eb67856207976916b6d4
10. 0xd1eed7d96a5c1a93fe7bc3bd31b1bd0126c95e7e3f67792782c3586ae82ffbf9
11. 0xf96fcaf7f9d631f4eacf95e2f8286c35290c56aaa41b6ebf28f8967efead4dc1
12. 0xdfffb07f2f4d89112330db9f14a6b111c30c84b8474156342dfd90ee881782f6
13. 0x4a1cdf8df291c42c3836d20616c28a2918fc49d8bf96290524d03f4f1ec0312e
14. 0xc11e64de1e3489c6f039a4438e19d61260cc35d128740205319e373cf66438a1
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7