{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "f510fa84aa3eaae4da26a786ab77fe0516d6839c505947bb9fbc36a135aa7c89",
  "signature": "aNK9uIkzi2Oju0NBhQ4H48BFDH+3hdg3qIZuqWSmYxeWkVsCKlHqZEhHc6fE63hxl8YQf//+Xzxy1RXC9dqeCA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T00:52:30.602Z",
  "slug": "od-domain-name-brainstormer",
  "version": "0.1.0",
  "filename": "od-domain-name-brainstormer-agent-plugin.zip",
  "bytes": 4504,
  "content_digest": "a87d1956a488fae246f082213ba2d3cb7bb87069348e8e23b7c5a3726fd27280",
  "content_signature": "yhd1lRiaIpT/27Pb7VMpPOY0MdP8lIUhm+5w1s5z2qj8WDktAajfRm94+TS3NduyXlqxSO7+ikzdvu7eSlqzDg==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "8356ca147b3efe46f4c409817cca76dd2b60a9b2268a198294e60be924b67dd1"
    },
    {
      "path": "skills/od-domain-name-brainstormer/SKILL.md",
      "sha256": "aca1be40818c1337eefa7edbbe395e31bd6fd979c8501126cbb465b1d6398a59"
    },
    {
      "path": "skills/od-domain-name-brainstormer/references/examples.md",
      "sha256": "613d799297f24f5c6e2cd3151015000d89bce77f3a019d75d30f9d67ef1e1e9b"
    }
  ],
  "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]"
  }
}