{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "44190f851726b1be38cc7a6b3ab83e0876f0092c1515223301583d5cc5272f97",
  "signature": "ZG6YcMRcfUBLW9piizoH+UQrFQVBEOccdlLFRc1VZTSoP7UhrEMdGqOZYBSfHDAjsyXO3uOre2q71XAAz8WWAg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T00:10:35.908Z",
  "slug": "retail-loss-prevention",
  "version": "0.1.0",
  "filename": "retail-loss-prevention-agent-plugin.zip",
  "bytes": 3533,
  "content_digest": "dc316c10b3c9368ee7e3e04027adfda4e235757173511a5244d5c296d274d139",
  "content_signature": "N1DKoGSqoRgyrVT/HtmT/zmNtY582lkUuNOcdCKbqVSObUMEDJQ8mCY9lr5jIjql8s1qSJTRDFiTWewerlcOBw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "c12c8e116b4dd05e4115a7b7501956766e317b312a884a44e6e36b01a859fd9c"
    },
    {
      "path": "skills/retail-loss-prevention/SKILL.md",
      "sha256": "d3784a4fb0f569fa88d977c26b6e4fa818c7645df990e9855ba397b7d1ba43d1"
    }
  ],
  "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]"
  }
}