{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "e49fd10b4a02bf3269790dfec10c4977d4c94599590e07b7f11202e2c8a77f6b",
  "signature": "jhDfK8A8kipT9cRgWyQW03LXljdd8cBJIXoSHGY+rQWROMnPjwFbvrM8Is6O/seOGt2PhbYIWN20xC9xtavZAg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:53:42.365Z",
  "slug": "dataset-deduper",
  "version": "0.1.0",
  "filename": "dataset-deduper-agent-plugin.zip",
  "bytes": 3167,
  "content_digest": "0f6c1966f19245e835e283f8910e64284d8adfd38cfd718672c248b27000b4d4",
  "content_signature": "4wWVBVKy/yDZ1EZBDpI0kda2Mt5k9jv03Jfbs3EhPhSxQyprHbsXa7Xd8SDC0/db/fM1AhxnX1CV2i22+117Aw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "0a05e482e7da3e87e3de15e2dcb32a7f0611312f603ef9947536def9829ee67b"
    },
    {
      "path": "skills/dataset-deduper/SKILL.md",
      "sha256": "fb7cfd7eccaac051e42eca9d59e7cab4e7cf4a6e06562457669b1e5aab23af26"
    }
  ],
  "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]"
  }
}