{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "aadb78d6a7aa955cbddce522203667d0adc7c8a7845557eef3787f10350887d7",
  "signature": "jFox9HsI7q8w8tkpkU3y5QFOhpaLpnpjlx8ziy0DxTydDFuDjbWcKe4YzOVrlWiRdcJNDPnKb+pRJXGwBftdBw==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T02:03:06.816Z",
  "slug": "guardrail-education-child-safety",
  "version": "0.1.0",
  "filename": "guardrail-education-child-safety-agent-plugin.zip",
  "bytes": 3617,
  "content_digest": "e4c207c67975758285f629dbc593b8680e98adc9cf6888ce6487aff6f611d108",
  "content_signature": "cZM6e6VzP3xbCX3Q+YRITdggVROcIViJX98TmZs2qPHQEwmUbWgLcj4DRspZSPiLVUnQbzjCWInykGZommT3Cg==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "8db174b08f58d1c33b1b93ab8a6956438f098d032dd1d45ced3465838adfba0a"
    },
    {
      "path": "skills/guardrail-education-child-safety/SKILL.md",
      "sha256": "14aae9d69dc8d34c265c61b5d2602eb4ec97295d7dec64f1fe7b0bcea41f7df7"
    }
  ],
  "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]"
  }
}