Evidence row 1850173

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YRZCQs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1f2db3ec-8bc2-4af9-b14d-4fa667b46212/.well-known/agent-card.json"
    ]
  ],
  "name": "Ninjo",
  "owner_address": "0x948d91e1ce4a7f9b4802089842ebcdcb3bae371a",
  "raw": {
    "agent_id": "40779",
    "agent_uri": "https://centralcity.ai/a/YRZCQs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ninjo 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/YRZCQs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ninjo",
      "registrations": [
        {
          "agentId": 40779,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1f2db3ec-8bc2-4af9-b14d-4fa667b46212/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YRZCQs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793577839,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:06:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ninjo 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/YRZCQs"
}

What the leaf hashes

{"body":"e990cd2a91eec159733cc7caf61b994b76d23b166a02d5e37364e8c26003e443","id":1850173,"kind":"listing","method":"sync.erc8004/1","observed_us":1793577994685281,"prev":null,"subject":"erc8004:5042:40779","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. 0x3c423f0e3b1171218e2fcbf3031fa5f04c2912683fbc290ea5ba684b6d9de95c
2. 0xffd1ccd3004b64a831bb95c398b8165aaf10287bdebda977cace08364b0e1987
3. 0x33b728119d970b2e4695a92922a3e5402cb2cd33a293887fd317f9ce538b0e37
4. 0x0c0677965de456592c3a3356280d8b072a24e22bc886d69003e70eccc1c721db
5. 0xaf146e92beb987fae2a71450be8f3f67162610055757048b8e7ff04d89d9673c
6. 0x6bda6664038d580793bd8a0ff1f790f1f1cf47e45f57e1941a76052856a1e984
7. 0xee82d0ab30feb2eb391bae919e40134a66e4599c85638ffc235f393cb2331b1e
8. 0xb427bdba54f89750ed92d280784f689fbf4dd931926633a8416290a0ddc14744
9. 0xac0bd4cf01896fc46fb01eaa0bf08d7f5932d71df7c70519a2041ced2ab5034a
10. 0xf583b696aedbf8ceec64a6ef1bacd2c2cf7254c0a24ecea7f2e1136fe23ab8e5
11. 0x28b681f66b8813ea88f84e682682d3e566e64f215d6dcc5b3b36b78a97050a02
12. 0xbac6cdbbc8a23e8233870d7aae1d614c0c1fe809d0e40a72ec73dff09341aa56
13. 0x507a2180313be0729754aef4a9f5ae0f5f1b96b322bfe83831a668afc9bd9d5e
14. 0x637ba5f029eadccf80c2665ace422cf50802b8ffd21717811c25c8f068f65dc8
15. 0x8448bd1fe3c2d48b62a118ace4a5cb82fee53586dd43d776c2526ad844398919
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af