Evidence row 2301886

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1wWXL1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6bf7bf52-f5e0-4250-bf47-ab6f006df9e0/.well-known/agent-card.json"
    ]
  ],
  "name": "Surko",
  "owner_address": "0xa063d701f340ff80720b4a0e0c747ed14448751f",
  "raw": {
    "agent_id": "141929",
    "agent_uri": "https://centralcity.ai/a/1wWXL1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Surko 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/1wWXL1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Surko",
      "registrations": [
        {
          "agentId": 141929,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6bf7bf52-f5e0-4250-bf47-ab6f006df9e0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1wWXL1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793662195,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T23:33:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Surko 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/1wWXL1"
}

What the leaf hashes

{"body":"e55b88357fecbf7dced6585db2c9c4d91a9898d278df4f69bc1ff1263a2385d7","id":2301886,"kind":"listing","method":"sync.erc8004/1","observed_us":1793662430261586,"prev":null,"subject":"erc8004:5042:141929","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. 0xcf755d8f0f728133dcaac80317cfa044ecaa44f8b9f7beb334a687440278955d
2. 0x72c49a590c1a37d15598defe2d495930285bec33433e56b102c4001ae098716c
3. 0x1930e8bbd6be9d10817c3329a480d9afb60eb7580b00c6ef7916aa718d7c17cb
4. 0x79b3bb5783fdc3860025283c59ea5b1940a558242047b32a7ba7502aa65e2ceb
5. 0x215a6ba08fb3255c16a3ef25dd34899ed8884672991597ed65a167bfb98c0e99
6. 0xc43ac00d2be046a647618862c0a3e30ed83c943c32c333b03b5c6306809a3e9d
7. 0x925641c6fae746eb3b7922cee85ad3a8efcce0bbb0db4b43fb63d25c0be69fb6
8. 0x236f71d97b0b5d1cb790cd10b40be4b7144a5fa6f26a01250867fba21d51760f
9. 0x93a9c5e24f0247a975a14e96a13b4cdcbec00beeffc3b16de1ac57089c35a551
10. 0xc1ea9495729a3241ad919cdea3ee635bafbb877868be68edc91a8f9d164fb80b
11. 0x98398fa1385fb88f5c692341108a5b3da0c94b3b2840c8b8e3bada0127d58e71
12. 0x958b4a44f39e6f2ea70e91d6ebf20620245d2b968ca9c28f1b19f03aa4f5e55f
13. 0xc68903bc934de8372c6b911a71856ad742aaac2d4b2de9ce90e84a085da4373d
14. 0x0a363925e7ecbf308dcd4c5e94385984a43aafeb977e419f632e8dc2019e0553
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af