Evidence row 29899

What was observed

{
  "endpoints": [
    [
      "web",
      "https://launchengine.dev/docs/agents"
    ]
  ],
  "name": "LaunchEngine.dev",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-09T17:34:38.4805Z",
        "status": "active",
        "statusChangedAt": "2026-10-09T17:34:38.4805Z",
        "updatedAt": "2026-10-09T17:34:38.4805Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Find posts where someone is asking for a product like yours, scored 1-100, with reply drafts.",
      "name": "io.github.Naman6019/launchengine-dev",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Workspace API key (le_live_...). Create one at launchengine.dev under Dashboard > Agents.",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "LAUNCHENGINE_DEV_API_KEY"
            },
            {
              "default": "https://launchengine.dev/api",
              "description": "API base URL. Only set this when running the API yourself.",
              "format": "string",
              "name": "LAUNCHENGINE_DEV_API_URL"
            }
          ],
          "identifier": "@launchengine-dev/mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.0.3"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/Naman6019/launchengine-mcp"
      },
      "title": "LaunchEngine.dev",
      "version": "0.0.3",
      "websiteUrl": "https://launchengine.dev/docs/agents"
    }
  },
  "source": "mcp_registry",
  "summary": "Find posts where someone is asking for a product like yours, scored 1-100, with reply drafts."
}

What the leaf hashes

{"body":"b70476bce2f98c4f82f765232977cd0cb018e7154d04f3fabf5a837500a3319a","id":29899,"kind":"listing","method":"baseline/1","observed_us":1793025361838324,"prev":null,"subject":"mcp_registry:io.github.Naman6019/launchengine-dev","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. 0x4ae28e35a640a9aa75a93dc64c835647687d94df5c6657ee0aee41bf80966476
2. 0xa0368bf9bfcfdaa374dc977e7b763785d924659ef5b89115e46ac5e910c2a8fb
3. 0xb17cc99a6a65ab6a19955d457f4a147ea282f69ecbac0270507abfaacb26311d
4. 0x49072f6d6707f687282be19f153c41b86cb275cccc80edf36c71695c41c69475
5. 0xf2512ad34910ec010f7899ec1de50388e9bf880ef1de330806c5c98167b3267c
6. 0xa57ef82967b7a81e5421cf3f962f020fc67067397528283f7b52aada67881dd8
7. 0x3ee70d3b692ea72a95c203246f821ca1b40a9f2473fc341a88f1ab57768967da
8. 0x6088a70a6f218fb345aa7391a98c53f604924e0e5b8f290a343bbdd55cd63a24
9. 0x17e5514daeab01fa26b00a0cafb9128ee75a4ef74f81eef30646126f19306906
10. 0xb9c44c195c511a74ed82b24db714e43b1a5a80029db27888948baa71082b81f9
11. 0x401a323dfcffdb4ec1a75537dabf1f5c7403e6d01d2965f0f6eba13263cf7c64
12. 0x67ae8949b58cb7b0dd4cfa0f9aeeee715e0ae6b87fef0ba46483bbf280004c53
13. 0x1ffd24a0422348bb2305058cc138e276511e1c074bf8139af5b773941f0e5de2
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae