{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "8e88da4deb5fd1bb4603c46ef8361ed7f7d9714e9e0582298ef09179ab528709",
  "signature": "X6zFDBOH6Pp6fIrxySniTIs9NxyvwIsH5euDW5G7YW9tvtjLPGE28VjgQU76laQYX0dFTclAFYVobnQ+3OAKDg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T00:46:49.952Z",
  "slug": "threat-modeling",
  "version": "1.0.0",
  "filename": "threat-modeling-agent-plugin.zip",
  "bytes": 3383,
  "content_digest": "52d43c34b9dac0e9982f315b2a6505f1452a51a0cb9065c76038f9830526d4c2",
  "content_signature": "izwr9RljAbG7o5+4ZGM/jIEpW0JPuAiVc88o1Bb1rHCe1lDveYJvp4jmDqDBQBXMBMjxzjIiMrcWixZo5hMjCw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "9471dc5a75d2891c6b81ff5f70c27066501ac0b78bb2d99cb252f0ad9255b1d3"
    },
    {
      "path": "skills/threat-modeling/SKILL.md",
      "sha256": "23f380f74906c4d985f0c833dbc2a23f345ab00e4b3e98231b0a7352646ac6d9"
    }
  ],
  "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]"
  }
}