Evidence row 2039354

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/cyPQ3P"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4b916f6e-0188-4134-b6d4-8cf170dfe85d/.well-known/agent-card.json"
    ]
  ],
  "name": "Piostus",
  "owner_address": "0x47d7323c68be7a8bed6bdd85b0e8119d97d18f23",
  "raw": {
    "agent_id": "52427",
    "agent_uri": "https://centralcity.ai/a/cyPQ3P",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piostus 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/cyPQ3P",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piostus",
      "registrations": [
        {
          "agentId": 52427,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4b916f6e-0188-4134-b6d4-8cf170dfe85d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/cyPQ3P",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793587256,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T02:43:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piostus 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/cyPQ3P"
}

What the leaf hashes

{"body":"155ed5269725d1e1bbff6045d8c25da93ed1f5331c8e233d3e557548fb191f5b","id":2039354,"kind":"listing","method":"sync.erc8004/1","observed_us":1793587390324498,"prev":null,"subject":"erc8004:5042:52427","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. 0x1cdacb52c881e1e24cc96ee9b0b563951cfc96f0c7efc6aaa75a29747e41efda
2. 0x0ea76c952fdfb4b17c7eab58b2d8d239baf54df8fa8e156a551ac989806e9a53
3. 0x0ee26b2fa9c7dba3de54a073490f95d22d2f4b95224cdad543b887f494bd7dbc
4. 0x29b3b51b24d2e3e935195df4e6832ad9c62a34f0f3ec50804cdee7a9be608ef6
5. 0x0d33687da3713d95e0159c262b1207d4ff216e95d417707abc5c7866c4935d86
6. 0x8bc8f14177cbdcad97020ac1e3da66f86eef02eb42b9197d51ed6d6354e1b62a
7. 0xcefb8a4f9f6f1078cb06cebf7e00b634f6b99d3d69d004e95db677846d7301bc
8. 0xebd510f5ae18e5541bf7454f0231a59dae76dce3ffda8ed7a827c85c3b02c17b
9. 0xc51fd4847ddb71c2396e633557a909318674cda31f814a89da38bd88d6c958fc
10. 0x35b7be1aebd65b161a90b5f8ee0c4bc3f5b2f9909d530453d65328ebc4ae4e03
11. 0x1958dba7b75c9cafc665741f77e7dcaa26c468963f73c107738b97fbcb474191
12. 0xfa646e4b5dbdebf795dfda0b29a3ea57332f8666459a0c2538f16fe8103169aa
13. 0xd6cbf3765149b25eba4e10fe21fd5993687ecdd3cb9c495f97c3c148afee08ed
14. 0xc63937235d47ff2107de3051477e395be67b96d91d1349c787bf4b1ef91b602f
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af