Evidence row 2603965

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZUjb1V"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/44a16152-ec57-4b7e-944e-333dbea7378a/.well-known/agent-card.json"
    ]
  ],
  "name": "Frostan",
  "owner_address": "0x72027c6e135df0a665ecdc6db0dbb30a1a613bd0",
  "raw": {
    "agent_id": "190883",
    "agent_uri": "https://centralcity.ai/a/ZUjb1V",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Frostan 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/ZUjb1V",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Frostan",
      "registrations": [
        {
          "agentId": 190883,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/44a16152-ec57-4b7e-944e-333dbea7378a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZUjb1V",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793719382,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T15:26:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Frostan 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/ZUjb1V"
}

What the leaf hashes

{"body":"4dc4e649dd8791b40acd67adef0748ec71a4cb4ecdc93292ca646a26c1dd9253","id":2603965,"kind":"listing","method":"sync.erc8004/1","observed_us":1793719594907622,"prev":null,"subject":"erc8004:5042:190883","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. 0xd11719a5a632d4e6a3312cc2bb184cdbc99c80eecac444c258236baa469a1a9c
2. 0x04a57a04e00212265f8cb5e337fdf6cdab06eff465883814e1f562ff6c77c908
3. 0x887ecdde00cb719fd78a699e87f1144edd29e9cc9f49ae21b066763922f226c7
4. 0xc478bed0d2255237a6eaad8aa707498ea70196e678e90d944326b99472d08a99
5. 0xe7ef9b71ab30e03971499c038ff77185489ba147d04f59833578ec58979d5151
6. 0x929fba2f736349082cc4457ec19bc28e1878a200f84bdbfa247ed3cec84757b0
7. 0x69e035ea156e9533747644693d4de65911f8532a0df3d8cffe11db36d883d66a
8. 0xe95e4591d1cd87c735c111e2d822727cba1c1d443cbbf8b65eb31e6e7b5a28fc
9. 0xeaeab698135d41be432ac9094fd05e7ae503c82a7a36553d3a56491176efa342
10. 0xd2784be50d278117e1f899a2f03461540c0fe7095fa351baa25d9efd3f2a7fd1
11. 0x5fa69d87f230e2cbc94825b0e80b5c9297135b56e4874109298ffa0e19065707
12. 0x03b83b58d35c8cf0df687b7f086e0255e4f6d15ec7ef28f2a98fde92204e8000
13. 0x655a255b432b6571b596dbb38f28af823ec1c4ce47c448d28375be5280b09300
14. 0x94b4711f52f98fdf3a85e64c6203d4ddef1de7bb28622e3dd8d8ecbb16081950
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7