Evidence row 2608892

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2J4xdn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/681430a6-fe00-4556-b912-75cd13f7854a/.well-known/agent-card.json"
    ]
  ],
  "name": "Greistet",
  "owner_address": "0xa73afdc1f36fe8aa27165bfffe2cc0226f5e21c4",
  "raw": {
    "agent_id": "192976",
    "agent_uri": "https://centralcity.ai/a/2J4xdn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Greistet 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/2J4xdn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Greistet",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/681430a6-fe00-4556-b912-75cd13f7854a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2J4xdn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:11:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Greistet 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/2J4xdn"
}

What the leaf hashes

{"body":"5caa3b782d2deb0c797f6b25f34d79417e719a8e7b540360f2f48dbe90d8b9dd","id":2608892,"kind":"listing","method":"sync.erc8004/1","observed_us":1793722271401015,"prev":null,"subject":"erc8004:5042:192976","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. 0xd7792c30bbbf81a4b7673bfccb85b4381d1aadcc98e0f31741eb8c135c126b12
2. 0x4d2a6a3d889ddf4d469b192d6a16dadf52698c6c20ac40a72cbd08ba73c4076b
3. 0xe1ea2196d8183b8fc5809989d11b2f60b7cbae9ae1e9a66c21ec78c0458d2075
4. 0xff152472a85f4492ac2ccb60d185f1af9620cbd9e0cd537ff3c7d3dbb4f8088a
5. 0xc8a70583d733ab9a82042f5c80cb3d6eefaf0b002a35b6c0b1eb536b7652eaa9
6. 0x0405acc1f80a8b043be6956a07ca6de14442b2f4b4c3bfa571f9443f933a8fb5
7. 0x298ae0a73fec0458a27a44158039367328a1ce3048523aa936a7d5a6e70f649e
8. 0x2010dab9a8f4bb18d3b253dcd7fb27324b175df7afd2aef3514818894d756696
9. 0xb69ba8a902b7445ba58c6a05de1fa94fcc772dedbbea0ac02263ee1b98031529
10. 0xb6b6b0fa6b27b16599a9f13796fb07364db84848fceb8a4807d629c5a51c0b5e
11. 0xa0b60a6d492f839d158308bf9e81d7d8c8316537d64a97c35de84e2d4a2961c0
12. 0x90e3c26509e352ac83f38d5549cd92bfadc61435ee9dedd0267ec700865ebb58
13. 0xa8db70345e2bde6cfa8286548a731de586d8c60112c85b9b953c4639273fb111
14. 0x18c35417f7b285121a68d43297e370931a92ea9fb5a8410afcf7e021d5ec8b7e
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7