{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "9d71a858675a7c26635e22323e4e832b227ea1ef8453a32b4277f5bf89a544ea",
  "signature": "Z4OnSq9Q6bpNSliRL3JlWlqjqHQ1BSp+DI3eewd9VchtNqNEOKXU8mTRYB8HPNQTlkc35a2cNRt1/WBa7oqnBw==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T00:50:30.820Z",
  "slug": "gtm-partner-cosell-architect",
  "version": "0.1.0",
  "filename": "gtm-partner-cosell-architect-agent-plugin.zip",
  "bytes": 4481,
  "content_digest": "fc99992d496d5c458ca551d94e26b67022ff66ab39970bb18e1f4308b42b7498",
  "content_signature": "XpYXnrq2cqMcCXEwAPk+Z1q4hOxNcArgNcht0p3yVQ+twVKTkAVbCfmdxH6yqsNWbJ0ktcprqsuRe7DyviQ1Cw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "90ff528594912775a1aebd03e8e47f69305facf10eaaf4ac9e8004eb72776166"
    },
    {
      "path": "skills/gtm-partner-cosell-architect/SKILL.md",
      "sha256": "9f5667945662f21c8c7d5e6df92fe61e467e4e939ef2e6ec64c887a7b1407761"
    },
    {
      "path": "skills/gtm-partner-cosell-architect/references/examples.md",
      "sha256": "92d79b3a33385cb09a5a2d27771170366482b9fe853b73b77466b21b7c2012d4"
    }
  ],
  "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]"
  }
}