Evidence row 2554247

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/fGTTNR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5ec1bf64-5254-45c8-8248-7cef13ccd0fb/.well-known/agent-card.json"
    ]
  ],
  "name": "Brokan",
  "owner_address": "0x58ad58767d5f45b98044a40905c93edbb9c1f78b",
  "raw": {
    "agent_id": "170214",
    "agent_uri": "https://centralcity.ai/a/fGTTNR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brokan is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/fGTTNR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brokan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5ec1bf64-5254-45c8-8248-7cef13ccd0fb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/fGTTNR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:29:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brokan is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/fGTTNR"
}

What the leaf hashes

{"body":"33844bf9418b8d76c461d94d0eea2afe101918fba9f91b377da311b6ac36eb28","id":2554247,"kind":"listing","method":"sync.erc8004/1","observed_us":1793694544586591,"prev":null,"subject":"erc8004:5042:170214","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. 0x8ca1897d39e10071c9ee2ffc7d3b8e3411dd5a7dda78a6977a6d23d12bd0af65
2. 0x3fa8653f9a32f3eb262fb18452968407b867c6cdc544f9d05ad230248b807532
3. 0x5a70c5f54a83a98ae36002baa6af44e788ea24055a370ee6cdded7c5c568a78f
4. 0xa2bcdc47b1063549f2ca57c9496c3c2030c5f6be749390643e5284ab58bf71ae
5. 0xc8e3f76b8f6bfa69684d2f5bcb9a70449381b12f857aa2e321a29cc68d4b2546
6. 0x6a3edb0d684cabe7afcd2df8291d8bd851a50f03c860c19179b74d929ac3688e
7. 0xaabd23b8004f68f0198c9469cfbf4a64d56e4321c1eb43b05f5dc4821f9c12f6
8. 0x3615a7f1e7728903be72e768db4537b9cfb1fde00e9032c9b04083d20f1c2eea
9. 0x1eec5a8020b304c1438cdcbf161f979006df31c6238d2773314863bd631f2ed9
10. 0xe79542d0f4479f9b86ce27487aab392b17e02ee6a9be07a2929dd06f8cf237f8
11. 0x87d4a7cbf16c219441a7dff2d0bf38dfc3c2a1d487f84560d927b2335c9c29b1
12. 0x032099bcd0f2e4ba1f4474e1f789acb4d9a0a16bf794d5984d460f0ea19feff8
13. 0x05ef25f19a0f0e984b1511fd0bd89a082ccf01e7fe1dba1de7f08e7bab019d31
14. 0xaff11aa970c81dfc542d7f358866d8f7815e0e193eb66f9d52b94183bf812c8d
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7