Evidence row 2197198

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Ufn2lD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2bea8dad-85d1-4663-904e-395178f971d1/.well-known/agent-card.json"
    ]
  ],
  "name": "Tantabel",
  "owner_address": "0xeb090e12e7bb63306e23c62d8d42466e0584f2d9",
  "raw": {
    "agent_id": "124343",
    "agent_uri": "https://centralcity.ai/a/Ufn2lD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tantabel 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/Ufn2lD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tantabel",
      "registrations": [
        {
          "agentId": 124343,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2bea8dad-85d1-4663-904e-395178f971d1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Ufn2lD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793646081,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:07:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tantabel 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/Ufn2lD"
}

What the leaf hashes

{"body":"8c3b63bbfbc8c29ac780448b4cd4686e981eca8ed426f58a4e2e7fbb817f3450","id":2197198,"kind":"listing","method":"sync.erc8004/1","observed_us":1793646441252060,"prev":2196679,"subject":"erc8004:5042:124343","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. 0x5fd34aa15e3f850fb3f028f3dfa76ecf5f6b0bb84272d476eea991e3c5336582
2. 0xbc394a6f5868dcf2b10572f61bc14ad2504e118969bfeecc979aad2a74bb6bd9
3. 0x3b967d0ac12a896059228f0f5739a32aa10e3c38faef73322f81f7041ccc7de6
4. 0xd944486627d72db1d307f2a621e2877a7f1452f74984639d33ff8f7449e1072d
5. 0xc269efec274a49ea5919b5cf73ba13d74f12d5fd1f647608cd7bd8db45211550
6. 0xfa1d913ba6e73c8a85837edf800dbda7445b9fb254270dd090289b7d45919db4
7. 0xd8c43f6c36f8c623426d4162e99bcb3e8ab518fd3780cecb88a4586a0877fc2a
8. 0x98e51b620cf8f0b52be823da361b339ef0347ee377d7a8547d4ed4d3219fd4d2
9. 0xf436354bcb2835b7d0f40f7df32e184cf39a44e916c7b48b4889eb6c2e5cc3ad
10. 0x2b40f2ddbd2bdf1acefc008ff069e3b29843c992aacd325feab723329b3b844d
11. 0x52f2f5577c556f825a80c2f8ecb90d03b52b0d2a34fbe7caa8b2d39106e9db10
12. 0xa757be925280eb68af83252e53d459806a828f69a86ca1efa5f7c512fd57f458
13. 0xd7d3bfe4670fa6bdde44d198ca661840b2abfe18e9099f606cc8dbc11ac3c436
14. 0x6ae97c2bdc679e3326a739627f6c3a307d7e25e547b9bf23dbf2622fb26d858e
15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af