Evidence row 59220

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.so-me.studio/mcp"
    ],
    [
      "web",
      "https://docs.so-me.studio/mcp/overview"
    ]
  ],
  "name": "Social media studio",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-26T06:51:22.420048Z",
        "status": "active",
        "statusChangedAt": "2026-10-26T06:51:22.420048Z",
        "updatedAt": "2026-10-26T06:51:22.420048Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "studio.so-me/auth": {
            "alternative": "OAuth 2.1 with PKCE (S256) instead of X-API-Key, for clients that support MCP authorization",
            "authorizationServerMetadata": "https://api.so-me.studio/.well-known/oauth-authorization-server",
            "protectedResourceMetadata": "https://api.so-me.studio/.well-known/oauth-protected-resource/mcp",
            "scope": "mcp"
          },
          "studio.so-me/endpoints": {
            "directory": "https://api.so-me.studio/mcp/directory",
            "full": "https://api.so-me.studio/mcp",
            "posting": "https://api.so-me.studio/mcp/posting"
          }
        }
      },
      "description": "Schedule and publish posts on 18 social platforms, manage drafts, inbox, media and analytics.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "1024x1024"
          ],
          "src": "https://so-me.studio/brand/so-me-studio-icon-square-light.png",
          "theme": "light"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "1024x1024"
          ],
          "src": "https://so-me.studio/brand/so-me-studio-icon-square-dark.png",
          "theme": "dark"
        }
      ],
      "name": "studio.so-me/social-media-studio",
      "remotes": [
        {
          "headers": [
            {
              "description": "Social media studio API key (sk_live_...) from app.so-me.studio/settings?tab=api. Needs a paid plan (Lite, Creator, Standard, Advanced or Lifetime).",
              "isRequired": true,
              "isSecret": true,
              "name": "X-API-Key"
            }
          ],
          "type": "streamable-http",
          "url": "https://api.so-me.studio/mcp"
        }
      ],
      "title": "Social media studio",
      "version": "1.0.0",
      "websiteUrl": "https://docs.so-me.studio/mcp/overview"
    }
  },
  "source": "mcp_registry",
  "summary": "Schedule and publish posts on 18 social platforms, manage drafts, inbox, media and analytics."
}

What the leaf hashes

{"body":"d1c67ff63dc3fc4d41fa1677ab6b07de2ff922d1f506f940df3f273d230c0360","id":59220,"kind":"listing","method":"baseline/1","observed_us":1793025445878813,"prev":null,"subject":"mcp_registry:studio.so-me/social-media-studio","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. 0x945a681930f8b648de69916d1a6a616f4fa9733df323aeb65a9bb8997c6dfae3
2. 0xa4b727532330245f486c37ae214b283502e443667567abe0e5cf340af11268c3
3. 0x0e5ed82f11f0895a9c0c1df1c4e23448900f77647961176751fd4f491a0c428d
4. 0x368091e59e500002c8bef37f4dbc0ec4cae4488047a2cd5be9b5c371ec1c7308
5. 0xd72b9f5a9d3aabbaa8df52f82ab324df40d8f6069458392917421193f9f45200
6. 0x12e1cef976cd6f04cfe2895b7258db7e76ddec557edef7a02db016c9d3ab13b7
7. 0x6d8ce5644cdd764b0e3daf68edaa475af7c70ef271ef4256bde26c8fc453bd94
8. 0x770f57292960ccbe313a2949fdbd9ebd407be5c6c561346c6ee670c254e6d59a
9. 0x7c75f9d4cbfc1b93420f41134fe41fa02476e8f7f3a85712cb20fa231a7d4e51
10. 0x07fa9991702d9e756ee102ffd8326f6ed64c777e9ef41d71d141c1c37856f00e
11. 0x4c1c9421c6648584bc5a6ac33a99ef69338fb841b9063ca93df8c027794ce0e5
12. 0x12169ac86722058ecf46a1b83c56e8b21899ab108a12c5a4429da74c5d191294
13. 0xb314422bc93e7f1c0b706c67f5fff96c5ddf74934bb2fe8ab6291ae016907e37
14. 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae