{
 "bundle_signature": {
  "key_class": "EPHEMERAL (private key discarded)",
  "message": "CAIN/bundle/evolution-4\u001f845824ed2feb08cd0cadab7d74a7c415079aeff4b35c943ee38a5a9c7cfc2729",
  "proves": "the manifest was not altered after this build; NOT who built it",
  "public_key_b64": "uMP+JsSy6O+sJFVKAdYSZpSvXDXDcafYM0lpZw3Fulo=",
  "signature_b64": "29HwRHZsXgMP592bGwPKG39sfKPzibJA/tGsdksVYuCtGuKwjEAELMY3b2UpKNzXhUmei7eWENuDywYYsJRjAQ=="
 },
 "manifest_sha256": "845824ed2feb08cd0cadab7d74a7c415079aeff4b35c943ee38a5a9c7cfc2729",
 "publisher_attestation": "see _publisher/ (pinned long-lived publisher key, clean-worktree attestation)"
}