Evidence row 2944123

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hRc7JA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2d9fd616-d82b-4bf8-8b35-a2ae96c69dd0/.well-known/agent-card.json"
    ]
  ],
  "name": "Nifino",
  "owner_address": "0x071f5b19a3d8f9d18c7e23afc6cfa3495b1b4e33",
  "raw": {
    "agent_id": "224262",
    "agent_uri": "https://centralcity.ai/a/hRc7JA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nifino 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/hRc7JA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nifino",
      "registrations": [
        {
          "agentId": 224262,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2d9fd616-d82b-4bf8-8b35-a2ae96c69dd0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hRc7JA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793765030,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T04:04:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nifino 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/hRc7JA"
}

What the leaf hashes

{"body":"6c943e79fb94a3dc8d4778e56bb51ceb323f94ee863c61d93f006bee06fffb45","id":2944123,"kind":"listing","method":"sync.erc8004/1","observed_us":1793765049339300,"prev":null,"subject":"erc8004:5042:224262","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x31f8b3fe9b31456867736034ba7d8246b28bf39a8c1e8d7a2bbf2242622c8562
2. 0xbc12fe6926cbb49ae8a3476d7d3e4bfb257c81948bf1a0c6b4eb8ff901edcce5
3. 0x39d347a298ea9a65375bd9d68b04cec1525f4ba73b44767b414f4bc4c174e8f1
4. 0x19048376255f2d971be9953c7dd31da06140ce74df9ae702a9d043d125586a82
5. 0xe6aab5aca91387b50fdba8ba1bfba60263d68ac25a785285375d41c8426ea640
6. 0x55028a1d058d68852bde222fc00d92c21fd8022f5685c9b668b59f24edf5f806
7. 0x701ffed5cc26cde723f9e2b01a52d169aba9e56f97f9f9752d08fb3533903f37
8. 0x130be103f692e26675dd06dbe6006ec7ce2ea618a92aea0bb3a0c4a0697ae829
9. 0x1db5c77e50f58a8de8c7a228bb5b89c06b0c41c33ca9983351d6458a42118a43
10. 0xadfaea72a3c51bf79f54c3c6649d40a0d54896ad181eed5d35b12940960e43f4
11. 0x367666229ca8c55eb2d47e4281c97839ab9ede3ae6a6aae340ca70a1fb85babf
12. 0x64dd6eadf62b77cca833956954eaf349b97e580b9a75df11232e3122e578d7ec
13. 0x076f99e16dfe61777cf7005ffdb5efd687adb1aad0b9cdd01306aea19abb6247
14. 0x4655903f447e8396651ab34c7de260d0aa4d05c74caa13b43dfdc4a860d9f1ce
15. 0xdf892b99e8b0dbbb4f87276019f2d0a4b1e54a284757cc30e642f46b46f51c25
16. 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345