Evidence row 2555630

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/IHOBRv"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6dbabeae-96d7-475d-8b1a-05c8a9c6cffb/.well-known/agent-card.json"
    ]
  ],
  "name": "Nobis",
  "owner_address": "0x2dd192f002e1c84612a02988aade616d32c719b7",
  "raw": {
    "agent_id": "170966",
    "agent_uri": "https://centralcity.ai/a/IHOBRv",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nobis is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/IHOBRv",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nobis",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6dbabeae-96d7-475d-8b1a-05c8a9c6cffb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/IHOBRv",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:45:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nobis is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/IHOBRv"
}

What the leaf hashes

{"body":"e1d66a1956ba82569381432da952666270f2fcdb4b3d61843c5d092c41b582b1","id":2555630,"kind":"listing","method":"sync.erc8004/1","observed_us":1793695558887806,"prev":null,"subject":"erc8004:5042:170966","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xeb47d67931c29cb0e002dd6cd7690d3578e595e7e5652a8e8a5fc002abf62c94
2. 0x52ac0740e3046923bdef81c18800cbad3e7bfa07a815714f47a61afbab88f87b
3. 0x0321ccd00db61a0dceec18cc61dbdfff1ac56e1bf7bd119509b340fb17534c3d
4. 0xa60fac202dcfc5e943cc171cfc257197654079e935dbd5fdaaa207dad1268194
5. 0x4846326f8ffcc4923fb5050a06c1cffc9f342fefe3c622f9b5a37918419b25a9
6. 0x9e1e95d168622d612d7511d7949377213a61a069356a68f64ea9bc06950ef087
7. 0xf0993a50d34c823011f09fc20c74953cddd99c6f7cccc8a7631652e93b1626c0
8. 0x17964b7a77771cd27dbd29899e749aaa61f7ac8eafe8d07747c9a2b1fd87680e
9. 0x188a05016a5acd4a8c026a93d291490146c0f5d72af35fa80fe55b5a76fd3aa3
10. 0xdcfd168b759c220dd53cc4c590a637a74a0aa42cbad8217b13db58d52b016593
11. 0x1d4d07a77e4281076fbbc48c458b8e7f12ebbc3272618d1941417e9280447792
12. 0xe64093a7adbdeb4fe57a961a06823f4a262142347ef934da5b7d7286520ab59b
13. 0x57b25ea6cb764c62af44fb8bcb6cfbbf38d741be80780cc55d536d03fc0602ac
14. 0x3772686f2a1eb334138050fbc502de05a788284f1b6d6ecca81bfe0056770df0
15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7