{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "e251db3e4a638073d7dca7b277ddee8c04675e6f909134dcda4624e4df90bb11",
  "signature": "utBBH0x279TwTTQSXWiymyxMAbpVyJFYaKspeMNXs/1js1klJvPU7Hew/mGl4RxvH7E63Obi1y/foQ30dxAfCw==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:07:07.922Z",
  "slug": "decision-matrix",
  "version": "1.0.0",
  "filename": "decision-matrix-agent-plugin.zip",
  "bytes": 3410,
  "content_digest": "c6402450ebfd6de01d1fcf1f97ae01b5b0b7e12dc78b390a809d6ffd62f32c28",
  "content_signature": "CJ7anPC3BAK3syTfFd8lVarDUsPP4ZvdXvE7DQ33aZS+q2v/O5+lFDSabivfSxOVEKTmE7ck6vF926yeYHJAAQ==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "556bd680145a8009bf6bf3e3df078ae1589019588352a105600e97e99cdc3b13"
    },
    {
      "path": "skills/decision-matrix/SKILL.md",
      "sha256": "99f4b6c59c532938f79930d82f003f3c454db407d2217566d9b598a9d89cec3e"
    }
  ],
  "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]"
  }
}