{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "51c37bb5c3046a50af6510f8c1df989a6debb59460c0622cd7c9548dd988a9d0",
  "signature": "GmDhTUdwM5AEpcgMY2+jqFlpxtntFC6SUpRUGuen43y9Vxe5TQUuMQPXiC7inTBvnHR+eZPofqKxe0pSQ3bcAg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:54:40.532Z",
  "slug": "meeting-note-summarizer",
  "version": "1.0.0",
  "filename": "meeting-note-summarizer-agent-plugin.zip",
  "bytes": 3589,
  "content_digest": "6c3c7a0090bad4ac26a91c0c551eb6f067d7ebec7261090458939c1b0658733a",
  "content_signature": "XUXsBnKQG4utjKeFFu5Gxu7rST6BmTW/KgDcqhk5n+X2iffn6c7uG9hGlzR4DLCed02eI2uXBF4b9R+UA29cCg==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "65cefa4425aefac03e92194de5178ae8111c75b3ee52c1fd326ff06d28cc287b"
    },
    {
      "path": "skills/meeting-note-summarizer/SKILL.md",
      "sha256": "671b090dcf008050121ce76307323fcedd92e6435d5ebfd4e0844ece9cb2e104"
    }
  ],
  "verify": {
    "public_key_url": "https://superagentskill.com/api/public/signing-key.pem",
    "instructions": "sha256 the downloaded .zip, compare with `sha256`, then verify the base64 `signature` as an Ed25519 signature over the ascii sha256 hex string using the public key. An extracted or repacked copy can still be verified via `content_digest` / `content_signature`. Helper: node scripts/verify-package-signature.mjs <file.zip> <signature.json> [public-key.pem]"
  }
}