Evidence row 2090643

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/fQGsX7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/70816e13-5e6c-4b1e-83bf-b36b8e686eab/.well-known/agent-card.json"
    ]
  ],
  "name": "Fovisto",
  "owner_address": "0x89f877faed9424dd4bb07bc0d48aa9fbc724520a",
  "raw": {
    "agent_id": "76644",
    "agent_uri": "https://centralcity.ai/a/fQGsX7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fovisto 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/fQGsX7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fovisto",
      "registrations": [
        {
          "agentId": 76644,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/70816e13-5e6c-4b1e-83bf-b36b8e686eab/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/fQGsX7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793607083,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T08:14:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fovisto 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/fQGsX7"
}

What the leaf hashes

{"body":"bd8c2214a3956527d987e46f1180f92588f286b15cdbca9166ecbaa702adcb3d","id":2090643,"kind":"listing","method":"sync.erc8004/1","observed_us":1793607266878145,"prev":null,"subject":"erc8004:5042:76644","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. 0x6096f0768c0f5fafdc2b6fe4b9aae27c3c0d2382ae2a449f13a8eb0af9a86cc6
2. 0x6ace469e6257884124c52102002dcbda888d20461a20c0330cdfd13a8b17730f
3. 0x5e07fb87cc7bcec6ce88ff98a79b11380e244aec29c39d519e5a5189c04d2ba7
4. 0x0a1808906a07c43139220dccbb7a92662510491cd5a2525e031a269b708d9950
5. 0x88c27fded8cd5b330b1b345796618b3d79122329ed5c7f3968ac2ba303623419
6. 0xd5b42a044d7b466d4070b70d0a86d13c488d4979ff12f2ddb27d55386d6a996f
7. 0xdc373934a4febca8a1117ebbcdfdf3009eb62745fe38cb48e618687e7ffd0565
8. 0x34582fc5d29e66eb1518ed887f987974fab662b943e05eb80d36ddc528dfb8dc
9. 0x6b0814c547549fe6177bbc226e16c2fd81cac69487cc5f37204eb00ea15b8a9c
10. 0xe8940bdceb2fe6ae432c5721781d0a3667891e3d848877457de1072fa341fa7f
11. 0xabd9ea0ed6034fe9ec9a545a2cc7ead795c4ef93ad26f3922ec6093f62aaf439
12. 0x6b4875590ee8954f5315611ea1c32c35ce609ce69cc5cd56dab438a799f4f825
13. 0xfcf5d9c790c40588489c41a23736feba4efc9e83eda3317c30f53a98ce8d1d89
14. 0x6ae97c2bdc679e3326a739627f6c3a307d7e25e547b9bf23dbf2622fb26d858e
15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af