{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "f3d76680f80a42cb10a369c3145795cc5ec74f474e4a81daa99275d5fa64c88a",
  "signature": "Eshmh9mwbFxFaJVJCyD6cj8F/Z5TySEDhmjTX3LyHsKqE+2/aqBxCW+L1yObrTAJI+JfBb0rJdn5zwyYGOsIAw==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T02:03:31.196Z",
  "slug": "guardrail-real-estate-disclosure",
  "version": "0.1.0",
  "filename": "guardrail-real-estate-disclosure-agent-plugin.zip",
  "bytes": 3625,
  "content_digest": "c4e664d9287ecec8069ee48c204df93c6395c34b167e96f2926c2f5efc5d8e8b",
  "content_signature": "P0b1erM9MnMTga13LxUVspF+dr8Lr6Q88zasKteLyfWeoNQUy3woHvi1SxuHUfmY/HfoHoH+xv9EKFVwhZTQDg==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "7ccf59b8c5e87d8bd39597e3cb954c5faeb1fe3b85c64de526eb552ccc804c96"
    },
    {
      "path": "skills/guardrail-real-estate-disclosure/SKILL.md",
      "sha256": "e18539f7c7985d8256f58483c29bf5bb992c2f7272a80084e50e16e67b1a1a8c"
    }
  ],
  "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]"
  }
}