Evidence row 50402

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/npm-name-shape/mcp"
    ]
  ],
  "name": "npm Name Shape",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-08T22:53:55.861973Z",
        "status": "active",
        "statusChangedAt": "2026-09-08T22:53:55.861973Z",
        "updatedAt": "2026-09-08T22:53:55.861973Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Check an npm package name shape. Name discarded.",
      "name": "io.github.sadri-dridi/npm-name-shape",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/npm-name-shape/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "npm Name Shape",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Check an npm package name shape. Name discarded."
}

What the leaf hashes

{"body":"744effa0950dc2f4edc495313aa6ba67abdf83a7a23e818fff6baca756100584","id":50402,"kind":"listing","method":"baseline/1","observed_us":1793025415241775,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/npm-name-shape","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. 0x16ac49a89396a89d70b61c034be869122a2307350425df51103eb537948d7757
2. 0x124daf89f59e0f780f437a4da37057b957805b9a9d391a7e70796d9c84c3695a
3. 0x8c3f9d4e09c7f00e64ac90892a70e4c7873566fcf325d09d5baef8c6eaf030f2
4. 0x280b54b2c7b041f62c563ac22082c49cf58103316139b8c1973152e65fb1a275
5. 0x229a26e53818f7d7e59822fec398a7bd110063b2e14e95cd66116ce368eb5764
6. 0x4f3f8a651851fdd6288abc7e12127843948383b948208d3807bb1e1ec6efa0e0
7. 0x3dc11b936f955076f10cc7fe2454c9731af43a415cd66985b393a3c02a7d8144
8. 0x1fc307de931aa2e3e3c90f396faf8256bd59e00cf216c0426a34c72b27eccd31
9. 0x649aa5cafaafc7d2ca7ec3470d371c71fe05e3286a3aeafcc71734bb93fd3776
10. 0x051922b623453bd4bca9a9af0907e733bcc4583746990b8b7f187b87a9891e47
11. 0x1ff0b13d2481c9da18eda22ffeb00b1ce27c383301867cb629c19e9a2e4b869a
12. 0x856fd0d049baa5f07cd2d5d524b40c994bed22cb46ea15af4cc075b3f3f3d444
13. 0x32f46c5f73ecbfd4f770f7f760a79bee2afed4b3e7572fa882b3e7dce8df4356
14. 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae