{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "84efd3d0032977b74ad307dadcbf9edcc424ace9c277877c16752b57ca0787b7",
  "signature": "M7l7IYMppA8m+zvsknJM6Pc+/e4EaUMmxHvwJWMVMpVJM+vWXiGMpngFsdEXbYPd8xlHZrNecxdm32zO/gDLAA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:04:54.104Z",
  "slug": "od-artifacts-builder",
  "version": "0.1.0",
  "filename": "od-artifacts-builder-agent-plugin.zip",
  "bytes": 4507,
  "content_digest": "899bce24ecda085585219d3c1ac2fb7cec963e311e6fbe0ec9eb18f7e203ca34",
  "content_signature": "7fm0d43VqAGbcVfjDy6ki5byO1BoJ5LmEUVAte0mTNnA2cKd1YzYqafoOa3H87nOWRSipEhjRqhlCceZwiOeDg==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "c9dc3ef08a208ab37a393e1ae19993033ff4fb3199576a601eab18f51f2b707f"
    },
    {
      "path": "skills/od-artifacts-builder/SKILL.md",
      "sha256": "5091b85e446c3980d7a06cf642e6decb90716388818e0ea317be4a1243fdf116"
    },
    {
      "path": "skills/od-artifacts-builder/references/examples.md",
      "sha256": "e95c1fa8e7d637af4cc3d786b22a8ec6e631cad488d344aad26cc83777887a5f"
    }
  ],
  "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]"
  }
}