{
 "bundle_signature": {
  "key_class": "EPHEMERAL (private key discarded)",
  "message": "CAIN/bundle/evolution-3\u001fefcf69699b72b359ff13011ad43634b7c6b50f3e5ca921648622a612239f17f1",
  "proves": "the manifest was not altered after this build; NOT who built it",
  "public_key_b64": "OXlvlqLDkZmiKlV+EnxB1z+X6REJztwQqy/jfv3GjmY=",
  "signature_b64": "VKb3r9A7EqPxC+6b6Sy8knOhIcJkc5l+Hba0QAZWrekZnqCcDqCA8ZFERoNNt3XfxZ6p8owdQvlKBdLgsnkICQ=="
 },
 "manifest_sha256": "efcf69699b72b359ff13011ad43634b7c6b50f3e5ca921648622a612239f17f1",
 "publisher_attestation": "see _publisher/ (pinned long-lived publisher key, clean-worktree attestation)"
}