Evidence row 2604960

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Ckgibw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2321b7d9-a469-49ed-9633-690c08acd069/.well-known/agent-card.json"
    ]
  ],
  "name": "Stampero",
  "owner_address": "0x7066249152914a60fc72d99b35211796222384f6",
  "raw": {
    "agent_id": "191483",
    "agent_uri": "https://centralcity.ai/a/Ckgibw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Stampero 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/Ckgibw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Stampero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2321b7d9-a469-49ed-9633-690c08acd069/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Ckgibw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T15:37:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Stampero 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/Ckgibw"
}

What the leaf hashes

{"body":"4e81dee23746536ede511909c08edeaf69c2adc6c2fc6d8a9009ea145fa97d10","id":2604960,"kind":"listing","method":"sync.erc8004/1","observed_us":1793720262878465,"prev":null,"subject":"erc8004:5042:191483","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. 0xd38a44d9a91adc3b4d5c7e809fc5143ce1acb01dda14f785f280c473ddbd2288
2. 0xb870e1f50e0c011e35bcf55a959b978e1c54ba030275690f45dfefb69044c761
3. 0x48b4cb84fbb9a275cf8c5c870f11fab746742f1268cbcde9944d2cdf0d924466
4. 0x71b3e1a6340d17f57f12fa0874e3bf45617aab44337e05ca57e2488cca1d7d88
5. 0x84843edde2ff1c44751ff0311806d58a138e3852eb9e3adbd5c524900a90c441
6. 0xe0d2b35018751a33caa8410988a0837ec7c1f90ab514a4568d1bd10aac46c314
7. 0xdf0d6feaa5f705c17444b0c75351840ef3c754e402158c681268c0f772ec83c1
8. 0x89aeb77d387a6eb508ef511e0648856b97c84eff937e9c000d6bcafac08eaf2c
9. 0x75aa9ecafe0bbc88855f4de0cc835c09e078ab831f66e9d481f997672a8bbf1d
10. 0x1c1d85e3064c27fa717f0bac9773fb384a6687cc971a6d2799f6d1de496f4a91
11. 0x346b7b7ca304b69845b9b2c59c872fd5a88b94996e69b186aed7086f509020c9
12. 0x98c9e80a7c645615bece7ce56122d15c0abffe0651530b61022ed045eb9d9eab
13. 0x261ca0740df5e85e5b16f678c029786a225e51713bd46a7b64085ef0d324efa0
14. 0x94b4711f52f98fdf3a85e64c6203d4ddef1de7bb28622e3dd8d8ecbb16081950
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7