Evidence row 2555026

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/66aL9q"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ef4c4f71-bb9f-4ddf-b20b-8ed0180b8ed9/.well-known/agent-card.json"
    ]
  ],
  "name": "Staurkus",
  "owner_address": "0xbc4d9a9dbe82b235d19def37da3af9f9cc79bad2",
  "raw": {
    "agent_id": "170552",
    "agent_uri": "https://centralcity.ai/a/66aL9q",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Staurkus 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/66aL9q",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Staurkus",
      "registrations": [
        {
          "agentId": 170552,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ef4c4f71-bb9f-4ddf-b20b-8ed0180b8ed9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/66aL9q",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793695030,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:40:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Staurkus 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/66aL9q"
}

What the leaf hashes

{"body":"2e66d2f53e1d26d0aef05df34cbce65546e4df4827ba9562685d29ae3f424dc3","id":2555026,"kind":"listing","method":"sync.erc8004/1","observed_us":1793695218323054,"prev":2554798,"subject":"erc8004:5042:170552","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. 0xf2c87ff2f4d29d2bdcb5807ac879d91ded73dabb7e70c90d9279d972bec0125d
2. 0x10bddf698577f29b62780c4d072a1dde379ff80191d075e6ec1da505e9383d91
3. 0x2789a0f0f70df823d1340093278460178ff3a0ee1aa55233f23f67685b40e79f
4. 0x2bc0b871a7dc841a08bbf68b85770f2115875466ed0a32b28cf354a0e7bac654
5. 0x99f9128cf07d41c991c1102b327ca0e2aa9b23ed8507126f32da48f8a1017498
6. 0x5bff6bba645bccb3a531f1ab68713df145041d1afeca1db26242f6ae3ad0cd07
7. 0x90b35346e7e55ca2874c480ae58cb6a53a430d2f7af7818d5f649bccb8df5444
8. 0x392c98bd2549a4a793bba603b0081f7c967bf11c21763e1f9567fed997e2af0a
9. 0xe948a536d788e22697ec18e5f6a339816307a82d3d5959f76a5ae4010e7dce35
10. 0x64e8a40ee465edbd89fd4101bba6aa66b17ee092621616f143c6f863a8333ac6
11. 0xf17dde849505eff91b405a03ff1a5649cfc3f488251b1affa309d5963e24bede
12. 0x0d5cfc88bbad0c4b40a561ea1060fb7093bbc663a0c9b1ac75a449bd2a0fe549
13. 0x0ea954b95dc4e26bb21744a0d424db9da57e2da18185ea0406675355cc4a2429
14. 0xc456b1c820d564945f129896256bb07afc74e79940a2da0ea6e9440718d856c7
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7