Evidence row 2604334

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GCd0rW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3c62aaf6-d6ea-4c98-a8df-8e988a082a09/.well-known/agent-card.json"
    ]
  ],
  "name": "Meimeon",
  "owner_address": "0x3e991e7cf1108698a0f34e72b8a8b087c255d61c",
  "raw": {
    "agent_id": "191016",
    "agent_uri": "https://centralcity.ai/a/GCd0rW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Meimeon 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/GCd0rW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Meimeon",
      "registrations": [
        {
          "agentId": 191016,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3c62aaf6-d6ea-4c98-a8df-8e988a082a09/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GCd0rW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793719706,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T15:32:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Meimeon 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/GCd0rW"
}

What the leaf hashes

{"body":"6251de065c9758d201d9362cb1872285882846ba25ddb1378b36d1decab7c5fd","id":2604334,"kind":"listing","method":"sync.erc8004/1","observed_us":1793719929429891,"prev":2604098,"subject":"erc8004:5042:191016","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. 0xf512315e08cad90bfa06a614ce86b813dde7618bd9083feda58b2886f2a66327
2. 0x85d05ad1fe241d2132822ca4650f7e0ce121b4a8f58b516b5dd369d972932086
3. 0x11c395c10cc958e0f5f7db3422dedd6e839d592606aa64438bad64312b9ab154
4. 0x0755a2cbe22568d478e2d0cdf454ce0e58015a6c6071968f5b1006f87c6fa9ca
5. 0xe84c921053f6f29bc771f7df78e01b7ec5198bfb736fd479f50087d36541da70
6. 0xc30e166386eab26c2b84ef236accb08f259560c4d4efb7aa526b53f0d1152d68
7. 0xffd72c05e02c2d6baabeb4e1971802f4200c95f12ea04501dc223b8f41f48ac6
8. 0x182e2a87345920e3fd10b8fd587d0be7d126d02c8b65e1939b2f6316823a9b9c
9. 0xb13d5671da980e468c6aaf747e7dae61210130893237fb7fa911a8d104bd705b
10. 0x65339e689f5b823556c96c2992fd700c6cae5a2ca1f4df7bc22829f9963e2ef0
11. 0x895e991ae9bfef2478af565486e200249465a3114ee9cd31f009d29bb684cdd0
12. 0xdb8c0c03e7d8a8fd22a83683e507947eba2a6b8b605e59cb6c788dc6f06d74cd
13. 0xa3161cb432d7bd6448eb9324e285f75f0a69460cee6b1b15f4e1c7d68cde0384
14. 0xc456b1c820d564945f129896256bb07afc74e79940a2da0ea6e9440718d856c7
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7