Evidence row 2288126

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/r0xqej"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/60c57387-2181-471e-83c8-a3ead71fc8ed/.well-known/agent-card.json"
    ]
  ],
  "name": "Brezon",
  "owner_address": "0x941863b7c3b18be3e8c428b17c075dade4a66ec2",
  "raw": {
    "agent_id": "136516",
    "agent_uri": "https://centralcity.ai/a/r0xqej",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brezon 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/r0xqej",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brezon",
      "registrations": [
        {
          "agentId": 136516,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/60c57387-2181-471e-83c8-a3ead71fc8ed/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/r0xqej",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793656674,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:03:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brezon 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/r0xqej"
}

What the leaf hashes

{"body":"3712910ae6ec2f4b93911ce97583ab0b2ebd9a3235af35a43ba842dfc2cbb9f5","id":2288126,"kind":"listing","method":"sync.erc8004/1","observed_us":1793656992373799,"prev":null,"subject":"erc8004:5042:136516","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. 0x5f0f0c8a872efa9169c35f49f47712fdd9b8d19669c7bc3dd8e3a0b0ec954bb4
2. 0x3c292d60ffecfaeec06d811ccc0245027cab8666bab3eafa28f7bbed42c581b5
3. 0x620a7f0224c7b4b2c6401466d0076948fa879573f5d157a759d6fab15fc76127
4. 0x9a5ec521660f1a7327704dccd96fe5d7df424722902caaf7c13e16a119c0ca27
5. 0x15c70499373378a1632ed9a48949c04de0c0ef8dac193a9b3ab7ee94cb4128a4
6. 0x7968263e36f8d2693b4c34c6992b74de93dc6360124349d7866c8ba23ce8ff61
7. 0x227e6b4dd63b356c4721fbfbd4382b28455d5b4d3757e4510394e0ce018bbb33
8. 0x6ad539cb3145dd43e0b2e7f1f4af6f7100f98a32f016ae65822f34c4a06e4f56
9. 0x12a624ddbb2021b2fc10d335b518987a8d212c4d953c6c8b769f6ea19e9a7f3b
10. 0x15b6fa53a1794c49aa68f20be1be4cd23c2c0914da73fb1d1251dd024cf3a9ee
11. 0xbf3f0fd5fa0700fe26a6965035afc77961bd3271df22bdeaf954ee14db8a9831
12. 0xf22eed74e06b82fc2a964f9eaba6330ee509c52339b4be9824a1720eb2cb0cee
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