Evidence row 49407

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cc-nu/mcp"
    ]
  ],
  "name": "ISO country NU",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-09T14:03:01.728647Z",
        "status": "active",
        "statusChangedAt": "2026-09-09T14:03:01.728647Z",
        "updatedAt": "2026-09-09T14:03:01.728647Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Public ISO 3166-1 record for NU.",
      "name": "io.github.sadri-dridi/cc-nu",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cc-nu/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "ISO country NU",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Public ISO 3166-1 record for NU."
}

What the leaf hashes

{"body":"42dd1a7e8112f06ee35c54972980ee02b4c0d47941798d7a5bf84c9e78d708af","id":49407,"kind":"listing","method":"baseline/1","observed_us":1793025413607625,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/cc-nu","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x8eb9a689bbeeb87596d9c5807ac5d213656a02d4783d66e963e4a10a718b1605
2. 0x53da00b1a128e739dfadb74b21e11fd59c9a4d3da36b6e887c0e9c8d34d763b7
3. 0xb2980bc95f4b3ed121f000ab1a96d95d9c8b2c1e69e1e6c66635846559c02921
4. 0x4568fdacdd66f2296bdd595e48ec9afe841488ecf80b8d7b2f9527e777da00ae
5. 0xdf8737be7072c81e9ae676530eca88b63f0051efc96ebc1783d12c5f932aeb1d
6. 0xa8dfe338fc7594f2c767fb9ad5b7cb1617b4033498b9dbf73ab06e3faa222094
7. 0x073a65d6067a32b24b96a232aa0d8d7c925b1e2b7f5556c765f2a8205d2bcbd1
8. 0xfbc5503c380e3ee58408fa01dd24b021e5d12c6d7e875fca5919b51dfbcc5fc5
9. 0x915f54d1c0d4d74646103f9348bdb9f96123ac7599363e5bf0a669b11f0f9613
10. 0x02cea32eaae167a2578d4aa6a6cadcfd2489101bb2f082b75b13e52a19942bdb
11. 0xf44f104cf96a81c75851a644746103fcbe6ade398683a18e789cc91eff4537ff
12. 0x59a4efa65a01e4e2abdb3b8b7bb673db6d1c72e0f9d52dd2f94777b14a5b061c
13. 0xc0cb184c9bdf71abcf18fda97bd59289153d120dbf8fee9f517b63bf303deb95
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae