Evidence row 2280209

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Slfp8j"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1c6a05b1-7431-4cfa-8975-9138648db169/.well-known/agent-card.json"
    ]
  ],
  "name": "Ninta",
  "owner_address": "0xde53489e58e2c469324db26e97c1e849daa0ae4d",
  "raw": {
    "agent_id": "133242",
    "agent_uri": "https://centralcity.ai/a/Slfp8j",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ninta 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/Slfp8j",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ninta",
      "registrations": [
        {
          "agentId": 133242,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1c6a05b1-7431-4cfa-8975-9138648db169/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Slfp8j",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793653791,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:11:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ninta 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/Slfp8j"
}

What the leaf hashes

{"body":"74b3882572e1d403eb6c5f9357e0783a95ac4d9090b6b990d1dfad44bc2dfb16","id":2280209,"kind":"listing","method":"sync.erc8004/1","observed_us":1793653888092270,"prev":null,"subject":"erc8004:5042:133242","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. 0x6fdac8b9be73b43aad5850c97bfece9aa82af69a6fea94191b86d0f21a1420f9
2. 0x9ebc4fe7bc4b85a17463c5aadafabe308aa63efb12cd2968e6be9334722117eb
3. 0x9ddba7ace0cf4224b50a0c12821e51c829e2341bb1303ee4d341fb9662c445d7
4. 0xead488c7a8f02ce3235171861a1b2cbe2d3059656b016d938817b0d4a81e5e35
5. 0xd3edddec075e7186bfd5b1769c2c1485da28cef1a2245a8c5efd4abbe5091e0a
6. 0x6e2a91c4fb021527d5138dea1473fd710b125967bf213dceab9fe7819e1ddcb5
7. 0x56df956662da313b0c37e93920c63420062a67d52f4a690db6492a23f40795a2
8. 0x5e0f548e70b87baf4a16570902149a8e8565a7a3cf5daea266ce7a4fa046972c
9. 0x8448273fab8ff38c78196e1dcdf19a37a4d0bbf329495bcf8e44c7975321a328
10. 0xedf79f9c3de2a0436ae5218c5a2550500fc574f08ff2bb6a13ef0d84f9108587
11. 0x373c796320c7df6f6eee00262e8f9be2de66a996c95036bbc134572a4e11ed35
12. 0xfae5eba0f7987b5c42177d337465c3ecc14624ad4cad3ffd025f9ac681fc2c37
13. 0x608160924e1d66c9701d48e69e878606fa6a4dd94a73d3f0570dadb0c3de65b3
14. 0xb903742c059190ddedc375958f73db84c3806732f1e54330407245d4734015f5
15. 0x2cdc73dde4ed839d7482b6b91833e64bef56c7626db8439f3bbdfcffd2ae32a3
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af