{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "a87b928b05a6c12732623e4316408aea72a42169a229ce5c5c019390067b286e",
  "signature": "x7g3+oJGn4v7sfxpXMIHZu5/oJHe9QniPxF00n27u3UA/MNYQT9o7DSJvU7ekU4eVz7UE8uml7idGEzqsCdgDg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:38:08.872Z",
  "slug": "guardrail-clinical-trials-ethics",
  "version": "0.1.0",
  "filename": "guardrail-clinical-trials-ethics-agent-plugin.zip",
  "bytes": 3639,
  "content_digest": "fa54608ba52be5e11cff17f00e272909c1117f674f9e92a192b16e78f4e0b4d4",
  "content_signature": "CqNhC7zaGZftEwIxcMSq9aZK3Gx6YgtrhUMorxifsptZuUcQFmB+bGzKUurN48IPawhweG38u+Jxu+CVJy7wAQ==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "cffd5af72cc3643ccd22c8126cede38fbb810438e9ec9ff0dc14df51ab20f0b7"
    },
    {
      "path": "skills/guardrail-clinical-trials-ethics/SKILL.md",
      "sha256": "956f9f38c6b2a3d2f600b267d66d0b64fe4c44ce504e519a8b40e67c3347ab15"
    }
  ],
  "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]"
  }
}