Evidence row 49722

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/fletcher-len/mcp"
    ]
  ],
  "name": "Fletcher-32 hex length, input discarded",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-11T03:25:55.337961Z",
        "status": "active",
        "statusChangedAt": "2026-09-11T03:25:55.337961Z",
        "updatedAt": "2026-09-11T03:25:55.337961Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Fletcher-32 hex length, input discarded",
      "name": "io.github.sadri-dridi/fletcher-len",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/fletcher-len/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "Fletcher-32 hex length, input discarded",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Fletcher-32 hex length, input discarded"
}

What the leaf hashes

{"body":"afc9d363859fd518171036fbb71ad0050d3ef4ebab744b3a70e190d5ab9caab9","id":49722,"kind":"listing","method":"baseline/1","observed_us":1793025414217595,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/fletcher-len","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. 0xd45a3dbcde5dad05d0d45c398b10fc3d84783c6ec284ae0579101d26932a33a5
2. 0x7367bc80d97d6c62c13c038e0fe7dc0fb420565241a5fd1125cb390cb03c7ff5
3. 0x9d5dfeaedf389065464c53679c374feb71dc0eceb0d1393c74839433cf67c635
4. 0xc6f8d87767ff20b4e3363ff3ffc1cd96d5c70fdaf1359afb4b608ce5320136dc
5. 0xf1e14cbbdf6dcfa816af769831f54d8b25a886faa6ea3ee868d1bfddfe887f11
6. 0x4756e2125e46cd1b3a8d41562c38efa253be22f79f4fa9ee7e3d4f6c127baae9
7. 0x1c293653e3d1e981af957e55a5dc56ee4a7d4bd1e02751bfbaa7cee0c986f45a
8. 0xed1adb0ff81927e4e7735468d21104c525c417f5a491de9ac86474c09087c303
9. 0x7f07b9b890afd5ad8ae0ab9d5ede15b051d3990e59a076f5ffdfbf216d9a7016
10. 0xbf2ea8422e4d4634187236ad26741d988ab947590ee32bccf49379c5b69d0711
11. 0x13af2618b202e3256bff92107d30a646eb897d2992ea1f3e08e75bf4bef84c31
12. 0x7026808261896a203198354548e5e8cabce4a06e89d077c172084841b47ae119
13. 0x3199db04c2c73c3483386a86bf503eafde5af103465608156e2e5f42e72a6fbe
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae