Evidence row 2272121

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SjRhZD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0ed4d703-b506-4c49-ae46-f3a31ffb1d5d/.well-known/agent-card.json"
    ]
  ],
  "name": "Nirabel",
  "owner_address": "0x99f13c520b96dfab899c38782e14f6e817d96131",
  "raw": {
    "agent_id": "129795",
    "agent_uri": "https://centralcity.ai/a/SjRhZD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nirabel 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/SjRhZD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nirabel",
      "registrations": [
        {
          "agentId": 129795,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0ed4d703-b506-4c49-ae46-f3a31ffb1d5d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SjRhZD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793650232,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:13:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nirabel 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/SjRhZD"
}

What the leaf hashes

{"body":"342a567ac60e2ba320670c1b54a279eeb10f687c745076b61bebc683608e1c57","id":2272121,"kind":"listing","method":"sync.erc8004/1","observed_us":1793650419534181,"prev":null,"subject":"erc8004:5042:129795","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xdfb6be0472bc3b0c2fc967dc999d5923b98dbf694a28fcb216e7796690cff963
2. 0x4b5c32bbd3503ce3a77de1bcb9896831b265db07f649e3963e03c439a10537ee
3. 0xcb80cefa57b2605055c42d0f3f25198fbedd6f15ddb70499a8042941fefb8978
4. 0x1ce2f6ab9054234ce275ea8c1ed7f8f919780e06be810d2a4de25e67017b60e8
5. 0x9e37e386ae8e926e491b0a70fb4068264142280e6d58f597a4afd10035c68d7d
6. 0x5375ffdbd789c8175d7a834be9ef5bb76d7ddeabf3cd034308626bce270c2709
7. 0xd93406a1fb757b74741f7e3c20bddfd304655bb40e90d25d5e50a500562cbe57
8. 0xa567ce665f70af790128c600371153fdffe4cea348d1ed056c9a0b0360db4f7e
9. 0x2dec92c011f3f0d5fc4f2f347072711f3ca0b463fc61a7d7d839d4456329c2ac
10. 0x491abd4bfe7f5c07e433853d5568431a4f3236e450bd8229d0e32ecfc843ab76
11. 0x8c20e891723cace31e49e8f875c400daac3b5fb1cb54c5e723c3016ca76a554a
12. 0x658a03e3df61154a1a62d12a3aee91c196f7b3be59438a13e42a6796e2adca05
13. 0x1cd421f1e0b0be98fab8392181e25435047bd7c44fcbda07fa5cd27615d6b674
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af