{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "50649089b917659a952c5c5cc4b93be6b4c16b356f1ea7cb2e7d1109171ca666",
  "signature": "Ff8GPNGT9HHuVP9uYEpoKOr8Q067AySA2HyMKqIpMeDA2JDAqxxNY8rjnjfag5wHPc798cF7G7VLq/k2eLMLBg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:53:42.970Z",
  "slug": "design-system-architect",
  "version": "0.1.0",
  "filename": "design-system-architect-agent-plugin.zip",
  "bytes": 3412,
  "content_digest": "23dcfb917e85536e5adde6408c5d21e1036702514daf1f4236d0e0c891f5574b",
  "content_signature": "kPvAEJAgl/8Qo3b5CfLNt2pj7huy14i5mYThTrCnyOACY/k8XdYorhImNh0AJ8pBOhBU5sgD4NuBT3Tyqk6uBw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "a85e088b5373747b461d27a18f936ed61b6b26f777b31dca477bbba9a22005d6"
    },
    {
      "path": "skills/design-system-architect/SKILL.md",
      "sha256": "53ca5a9ad3ccdae088d4d566c88a302a367291e2dfc8d230b95c7e364858c9eb"
    }
  ],
  "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]"
  }
}