Evidence row 3735358

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5aGZpZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4c7ebc6e-9ace-4d23-ad06-5114872cbb05/.well-known/agent-card.json"
    ]
  ],
  "name": "Niantik",
  "owner_address": "0x1a1796a045ad36a1ba686afdf1df9fef16c4cbaf",
  "raw": {
    "agent_id": "398327",
    "agent_uri": "https://centralcity.ai/a/5aGZpZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niantik 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/5aGZpZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niantik",
      "registrations": [
        {
          "agentId": 398327,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4c7ebc6e-9ace-4d23-ad06-5114872cbb05/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5aGZpZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793973890,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T14:09:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niantik 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/5aGZpZ"
}

What the leaf hashes

{"body":"c54c9392b80f473e86e5bc26d91dea6b91b43c7a12cccffaf095d2d2be6947af","id":3735358,"kind":"listing","method":"sync.erc8004/1","observed_us":1793974159409326,"prev":3734837,"subject":"erc8004:5042:398327","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x553c3b4b585cd49458eebb27461cf84511f6571d9ea29e18b09185a6999b6888
2. 0x3186661da1fd715e161cd651881286f52db0398fcb842866dee4a0a83dbc4e7b
3. 0x96a07913c66a3f1c72d0041ac7df0dd6fb7aac6464acc4f861a92ab804b11afe
4. 0xb4c7eacfbded9267980b120857f25cadb4e0f9f524bb16c4d92f7ad549b9fe89
5. 0x24a9b2d00bf97aab2af02be6eea1061834a6a60508862bda396f5964006731ff
6. 0x283075da34b4c00fdf97e23a483806c9a3c0fc65cb51cde40df14838bbad310c
7. 0x6738a7bc6e1b6b3c1636f9222122449c964b186a405d564b591047a74057fb6e
8. 0xe42c746becd7ffca0a5d9ec9f5746423f06ed5ca67ef2454066f33eec159f1bf
9. 0x7c7146d85b93b722fb089f04d18e400abf74275ac1ecc69a0031574bc39af962
10. 0x7436818192e50c4f938b8a43ca4d967ed64d17a181f2e7a2b403ad795ee43917
11. 0x436a1171a723790892a99944fc1bb3d8821b66062a1cdee193f48c77ef02e5f3
12. 0x4ab3d4a5968d0352e2cdc0092d87a1bf662203881f1f3290774a89b224ab3d72
13. 0x55e8d440db2afafbd56e4dd36f7b6f5610d736995fc1c534ea6b0a3d3f9d5659
14. 0x7abf7584949efd3b63bcfb8ca39ee05f7142b48c7862889137843da44a858a72
15. 0xf5bd84a61225f062ef205a5e8dc4f170a403665fdfa49b2b923457e0386f3abe
16. 0x7a2e5c8104eb5015bfa08d52a9278aa0b4da48bd2fb98690cc2d1c225b5dc691
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1