{
  "algorithm": "Ed25519",
  "key_id": "sha256:f867d441f80dbae327f44c8392513a8a7d2a56fa3a6d73e7d8ab3defd4d5f850",
  "public_key_base64": "c7nwNdqiiurgra9AZwvA5VBpaRL7t0HsYFnaMdgOZWI=",
  "signature_base64": "XL/Dm5WA6B+RZkEagmCx1GAIVZdXRqRwglnCv2SJd7dP8LcAFxUIMOgI7PhOvDJdC/lj46hkwmhDVay0MGO7DQ==",
  "manifest_sha256": "73e734df1ed57892a781e931b8a9a211e13792392cb9c8a869f84c7e6cc7e4e6",
  "note": "Project provenance signature; not a certificate-based PDF signature or third-party identity verification."
}