{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "4929220f4443b4546d08cf4ad188a543be231b3c2070655a2ee2b009c15bb607",
  "signature": "trH7XjtK2HpVf5zvKtL6y5xnewB6HCyBD/JT/nNzDYT1BuxSbwtA4zEdJA/JKDv4zIk0aOaRGZ66Ntb/jTHqBA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T02:04:10.693Z",
  "slug": "literature-review-author",
  "version": "0.1.0",
  "filename": "literature-review-author-agent-plugin.zip",
  "bytes": 3593,
  "content_digest": "c3a079050720feae256484eadd64c280e9fc1f1b84c44b79d4d2ba002cd2dbee",
  "content_signature": "yVol/Kr+DVYRR6KEVzmn+7zCi+StxZl3Y4ALEzlqX+lMMBAStOeF8W8TZxzqsuDUDencFT1h9k77cOGQ53cvCw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "3635c4cf144544032528d27d6edab3ad5feddd62970de078c98656faae285dc6"
    },
    {
      "path": "skills/literature-review-author/SKILL.md",
      "sha256": "98a59d520619c2b8b1978fc2a11f1a5afdc9712b6baa5985180fe0d7cbd890f3"
    }
  ],
  "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]"
  }
}