Evidence row 1778640

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9uxd21"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/555e8d8d-2a92-4d1c-bb8e-c49ce8de4591/.well-known/agent-card.json"
    ]
  ],
  "name": "Nunisto",
  "owner_address": "0x7a1f20691995250ed93201e60d489a61eb4b204d",
  "raw": {
    "agent_id": "13541",
    "agent_uri": "https://centralcity.ai/a/9uxd21",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nunisto 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/9uxd21",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nunisto",
      "registrations": [
        {
          "agentId": 13541,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/555e8d8d-2a92-4d1c-bb8e-c49ce8de4591/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9uxd21",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553549,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:22:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nunisto 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/9uxd21"
}

What the leaf hashes

{"body":"57cebdb9471488cdf1bf6638dc95abcd9c099ac5d426ac98e96c3a270dca7099","id":1778640,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553764845828,"prev":null,"subject":"erc8004:5042:13541","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xe3116abb2c449af302222658798216c302b6d7f860c1b7ddb5e42924456643b0
2. 0xc9d8aa7df6d3eed96b3b004525f8d14eb596571b6bcf83052207cbc6f8886b84
3. 0x7d223418016612e48d0edd2fdcfb4c31e0da903a920a40c52b8014eb7a04d840
4. 0xae395262aea8cd0511c77eb9eab6cff6ed3811b3d1e615fcc5468704f3a27d56
5. 0x930aea9e8a9625d25a4c691ec0851f251abd618a60f88057d5659947f07b6089
6. 0xa7a59afa2789b9ad4f8dad8190635483b9f7c96d9ec91adaa60c67b108507e7d
7. 0xb6a95f16bc479fef71fa44bc4df12acf69a8b4b9e41a3495742b18a1bf501f49
8. 0x51cf213879c2f54d2d803364e08e7600cf44e5a6b4004b23053b881c002b4a51
9. 0xca0df2ba5f12137fa39b08f1ad85049c591477e698618acb940b92f66b5418f6
10. 0x3cc20554703095c8e894e87b120b723b7a611be2c2bfc47302522316dd5df669
11. 0x2de20f493130a51294a758075e0aea66668048139b2aa835e47cbd33453ff2b0
12. 0xe7fd38eb5836ea92b3c740bc2f5fb1653bb77910129fc628b2af73e09c327a44
13. 0xa567f95bd997bb1c25b24e0f3d37b6136018cb58573839158ad2a42dc344d758
14. 0xf25ae803bf30c21cc73fca60cb3edf50df2a8c71b23bfe8c11bfe395b2367892
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90