Evidence row 3420230

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ykCc61"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/eabbfbc2-791b-4345-a952-64c1c7a15e6b/.well-known/agent-card.json"
    ]
  ],
  "name": "Grorkeon",
  "owner_address": "0x4444adac8134d0478ba777ec945199f194c71d89",
  "raw": {
    "agent_id": "341660",
    "agent_uri": "https://centralcity.ai/a/ykCc61",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grorkeon 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/ykCc61",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grorkeon",
      "registrations": [
        {
          "agentId": 341660,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/eabbfbc2-791b-4345-a952-64c1c7a15e6b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ykCc61",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793891571,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:14:27Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grorkeon 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/ykCc61"
}

What the leaf hashes

{"body":"0b127cc45f840ed176107ddec167452ae22e94e57714126b8f0c63289599a074","id":3420230,"kind":"listing","method":"sync.erc8004/1","observed_us":1793891667593729,"prev":null,"subject":"erc8004:5042:341660","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x967a396abeef06c6fea1706b0e1d96f821be339697b65685f4e2e2dbb835bf0f
2. 0xc028cb9bd6cfd8d680135284403677be46a3c2b3c0b633ca28f2f45268393b47
3. 0x62ceba0f3f15716f9ebe0f18725f75d909756c936f0314abb9a975f13ca36b7e
4. 0xdf12765eb6a42d67af2d914b8648035ffcc20cc4d57e29b2678508f0aacd379b
5. 0x997e56236c573b4b5dff05984bd214e440cec0e38384297867b89d18189ba981
6. 0xb85b705610d6dfd58256276d697b4782506ad8fecef264e3239f7f5507930515
7. 0xb782433aa22b877dc19f65b2ad490ac3ff8e80ea4080a59ae080ab65c72f0ec4
8. 0xf14bf06f717882a72442f9a031d05c653d61d84439fab2ec6050a2c93baafa9b
9. 0xcb74761f197554a7cf4d1555e343accce4d09e323c194c59b4e0ba3761f885f0
10. 0x4d70ab2ee12e9ebc4594ca53bf02df11d057afcd1f9b90712e36d5aebd71fa56
11. 0x23690410c29cd26f8991e5aac96ce50e045ce3d10c1eb1b0ef8ab28a94062453
12. 0xa595c34b3ff98d08c5ce99e2293fd8c77f275740034ed60efda7e455284d0778
13. 0xbf751a74028033cca1ac40547fae587eb2c92fbf44be64fc4ef59b43e3203be0
14. 0x5c6e3c27e9a4903fc5bb83db04b473a90d793c8aaff5c480fad105e530755408
15. 0x8d4c57bbc31050ce925844401ecdf17b888da2f6d1ae583a863bdf84d2854302
16. 0x5c64b7138585466e7e8be72af6f3dc72c511db2c0c1dc5b6e34ad4e9456c2308
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94