Evidence row 2074574

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QIXvNY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/75aa502c-6942-4eec-8725-c6873709c7e5/.well-known/agent-card.json"
    ]
  ],
  "name": "Maukano",
  "owner_address": "0xa9c3fee1c1218d6dd77971a5294b4edf9b2dc9e8",
  "raw": {
    "agent_id": "68850",
    "agent_uri": "https://centralcity.ai/a/QIXvNY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maukano 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/QIXvNY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maukano",
      "registrations": [
        {
          "agentId": 68850,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/75aa502c-6942-4eec-8725-c6873709c7e5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QIXvNY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793600646,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T06:24:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maukano 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/QIXvNY"
}

What the leaf hashes

{"body":"b3168f7a681e92c8348fc939b82d685b7f3abc018ac2b9572e45cb6150e2bbf8","id":2074574,"kind":"listing","method":"sync.erc8004/1","observed_us":1793600657107140,"prev":null,"subject":"erc8004:5042:68850","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. 0x4b0df751764034dd8cae8469fed19cfa9fe7a1b121aa5c8a74402382d772de73
2. 0xfe36ea240092714044cd94418b9de1f68eb72ee035c033f96c36e45df5b869e6
3. 0x605dbf2199b863713bce46bb6c5d346e548b6b9d17f73f6179cdf37f41c9fdc2
4. 0x9c4eb6b36a80c0689e037b00621a01e8e82bf55da4259a22d6bdba1c71628cc8
5. 0xbcdb1e784fe5533c40dc153d3f8ecc7a94697b8bc798752f977f67fb214613a4
6. 0x07936f250dfa8bc44574c144d1552d6d7d7da5319400e81ff127407b2654a282
7. 0xe77d6f5cb0051e8b0e85052098af6c8e9620cfb1748c1d7776ff708f78d7a01b
8. 0x61f87c11153de1fa47b1b02bc6cb67eef03e9989f503fe33790a875349405c14
9. 0x08c9f6deb177f7048bbb1577da1fe8a1777e05779656937a4215022ffd93c52f
10. 0x64fcf7475795e620f063907564864555930a44f386d3570de6d5a8f455ce1941
11. 0xba4c23ecb85b4eb2dfa298bc7b7d8e83edd0856fe6af8b8515209a7ff7d1c6d8
12. 0x3b4b3d1662d175bef0331a8e093b2c1fad598947e07aab3c5c1843104097cf03
13. 0xec50fb8bdb629a8eec60882415de93b837c0015821049eeb6965a6cdd0d6c186
14. 0xdc58bc56b35577036d6185abcf0d4c91a45df10bd65f767505c1d43fcecde566
15. 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af