Evidence row 2151940

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/46XOL6"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/227f3bfe-d209-4411-894d-7782686031c8/.well-known/agent-card.json"
    ]
  ],
  "name": "Grossan",
  "owner_address": "0xe55a38ac9044829913a4a1e72d7052068d92ed7d",
  "raw": {
    "agent_id": "101697",
    "agent_uri": "https://centralcity.ai/a/46XOL6",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grossan 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/46XOL6",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grossan",
      "registrations": [
        {
          "agentId": 101697,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/227f3bfe-d209-4411-894d-7782686031c8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/46XOL6",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793628351,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:09:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grossan 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/46XOL6"
}

What the leaf hashes

{"body":"64ff28d63bf9d32663102bbf26b4650ac68f448e4ce23d5f2bb65e33707db217","id":2151940,"kind":"listing","method":"sync.erc8004/1","observed_us":1793628551444960,"prev":null,"subject":"erc8004:5042:101697","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. 0xf574313ccde4c7df9d96533418ca3df2ee16f13513dc7ad879987dd582627bf1
2. 0x11cb826d646194c1b47a54cfc67f076b553bac4ef12f521d319e973b1f36e8a0
3. 0x35e695f9cc8c6988e25eba81665897ce8be2f546cbc654a43ed2b86a85c17744
4. 0xa277e8a2f7c32ea871fbb58e0038ded2def595d252ae43df363f5024ab500b56
5. 0x24131a4ab13e49dfc997a02cf7d5069aa17b395fd8c46f797b64b5359b0f9458
6. 0x38e100c65f07b794db2bc93db93ddef9f0e14914e844d9aee59d30944d92e9e6
7. 0xdf4d38061566de072f63325edcfac0be8d710664c21a75a816e333bf8d21c547
8. 0x33827261799779fe826ae2b86abeab63ccd156b12fbcdef014411f42902dc93b
9. 0xdb39c8c1e8dd664137e632ca766ab80cf6600eb079df38b7fe824fa46291da67
10. 0xe9f55a1c526ca437aba9070d317820145b9ffb519d8e58da32146c292244a27c
11. 0xf88ffab9e660a2924ea3deb734ff7cbd058ff96c1f240523e0e20994eee49632
12. 0x357b8b944aeb5a828c72699fe2ac56982a5ebd57521270f90ff495bcf87b9654
13. 0x54a66ecba86fe13527453978f73a6a3d80e1817889872b25f2a79c90d4b86982
14. 0x70f4b5a4c6a4de9977aecf5fbe7497e271e9e2f9e5068c7dad5953e8fe898b30
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af