{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "8b1e1d1c659f52f0e515723a58fd3676bf84c0b431dd7543d2b93ae9c7ee3e85",
  "signature": "KmDur0M1iPMFagoViQiiIK+k7SOxspFl+3mbrWNuRWTOP28827KMBsM4jmCf/GXOl/bP0g+Ba6fmO0ePSHZSAQ==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:54:30.615Z",
  "slug": "staff-scheduler",
  "version": "1.0.0",
  "filename": "staff-scheduler-agent-plugin.zip",
  "bytes": 3478,
  "content_digest": "3ae156404e234193e8a9ac8c223cda5f0dcc5cd6f54fda07960a091047c90ac9",
  "content_signature": "Z4Oo6hWy7CX9W4E4Rm0ZFqJ/wzmwgunqRW4N89EA52nRg5n78pQvZSC+CuFVMi3tuHlLIFS3jE5N8uf+VnQrDQ==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "ad1e2ba5870210ae64188a243255eef9fcffb49b80625795f42d47f23e95d473"
    },
    {
      "path": "skills/staff-scheduler/SKILL.md",
      "sha256": "4db8a46916aec4f39ca33da2e2360aa5832d79b462227d83a63e70ed6c2564b3"
    }
  ],
  "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]"
  }
}