{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "47c0eed08d37c49e9121599c2d44968fbf20cd408826f4041fc9d3489aa9cb18",
  "signature": "94IkxWiyXBBXw+I2DEte/sMhhltsPWe+Yc7NSuHWDBSND23P5juaUF7rcscYbEWbIrK0TjonRJug3S+36xCgDg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:26:21.671Z",
  "slug": "attendance-anomaly-monitor",
  "version": "0.1.0",
  "filename": "attendance-anomaly-monitor-agent-plugin.zip",
  "bytes": 3594,
  "content_digest": "901eb3bcf7e8a5a2dd07a64fadc298413d2d67a3a2434024006fe0130134ed21",
  "content_signature": "Zsegy3ITiN0keZl0aspnprTKrjvfFpIChtbG8/tT76STv1/jNUQNXJtXU5x2hrtBuWFtzF97HPSHh2CajFnkAw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "7255ae5ae705201c38c6eb61eefac3e8c65bf6424da435f886c2aa00faac6d69"
    },
    {
      "path": "skills/attendance-anomaly-monitor/SKILL.md",
      "sha256": "1f475185b5b506abffbce8b278f9220251480d844ed67fe5e5c3344691ed7466"
    }
  ],
  "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]"
  }
}