{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "5ef48a6143df3d6ded8330882ec169f1d5700ba0fd508c9b49be7cf7dc95f475",
  "signature": "KjBwEG6gpJVQJQimQCCujBEolnF8IPouqC3TAHPSe7gz3fWxGbQR14MoESu6EeugN8vJh2UNWHvCEp/V0C3HCw==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T02:04:11.047Z",
  "slug": "guardrail-chemical-process-safety",
  "version": "0.1.0",
  "filename": "guardrail-chemical-process-safety-agent-plugin.zip",
  "bytes": 3656,
  "content_digest": "0181e94fc2c0c0952c8382a81b2ea8cb9bb298705ea2ece019eb16c7a2409bc6",
  "content_signature": "QcqFDXSM8AK+A2gW3cWyLEWm6KFO/NdG1hutDgt+9WEtINjqCHJuLanCgCv15ftqLtapPW49wgGRovzoGsChAA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "05ef3fb4f877cc8e0849f88fa46ade4fa391853fd0694744f5c4b3cb54a9d6bb"
    },
    {
      "path": "skills/guardrail-chemical-process-safety/SKILL.md",
      "sha256": "8d70a4f3cb05f44fe417425d7d4a86000593bdd85d5412526e588b88e5f37fbf"
    }
  ],
  "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]"
  }
}