Evidence row 2124353

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/s9Jr6D"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/987baea0-7ff6-4a2f-a605-f20000f72649/.well-known/agent-card.json"
    ]
  ],
  "name": "Surkon",
  "owner_address": "0xe05315a66a5de0d671e07f8367ddfcbf2b0a5708",
  "raw": {
    "agent_id": "90263",
    "agent_uri": "https://centralcity.ai/a/s9Jr6D",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Surkon 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/s9Jr6D",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Surkon",
      "registrations": [
        {
          "agentId": 90263,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/987baea0-7ff6-4a2f-a605-f20000f72649/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/s9Jr6D",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619899,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:50:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Surkon 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/s9Jr6D"
}

What the leaf hashes

{"body":"26b79ffb4282b8e2f51a9371a85295d78e6acb02710ec4fa6e4a2a9e09e3270c","id":2124353,"kind":"listing","method":"sync.erc8004/1","observed_us":1793620250062307,"prev":2123733,"subject":"erc8004:5042:90263","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. 0x50bc04f725f34c929abd47d767e70aeff70fcd58222be19eaeefbf0aa302cafe
2. 0x46cb69c2af6f2aab19cd841c1f149b3b6590768f37c6d016a65f0bca2346a06f
3. 0xa9c117340cf2d29220d10f3aa4c3fcd1e76f6b428342b4bfc3f4cc315d09eaf7
4. 0x259ed96c51f105f27da34df3e98b67abdfa1b862750db794a57d0ed6a77de835
5. 0x3b1d5a242899eb879fb4f2dcadb49d08c44e6c1b780c8307b62462249119473b
6. 0x5cd301d50c2ff0ab549f612fb10acb3536c2902187433dd60246c691c5085676
7. 0x4884992b36b9bb443f9f32825e03f434281e6a300cb7e1fabb6309695bd55f03
8. 0x94456b65efdfb21c399c8c8024c1331bb07d9b5efbd08e50a0a0f53f2e152c45
9. 0x458befb83b94dc59ae213db43157522fcab02c16c40fb3771b9ade325b1ba6a0
10. 0xe25393c83ae7a4d9eac48c9bd57f89eeb74855c41928d010888eb94f3b1158d4
11. 0xffaa649f3c394fc6a729f7e62fd70cc67baf7cac94b4346600e6beaa0c231876
12. 0x35f84c0e4e28cd4a63c3ad6490420fe24bf67bba5f080e714a71d6cb0d991695
13. 0x2f0e87a22fc6aaaa04d17a8f1c5dda340b8d3c208a1b8e26986aed7f54ec42a7
14. 0xa96ecfe7ab9f1788120ca262a1b69b7b258160df41b4041d36fcd211c95d26d9
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af