{
  "schema_version": "MC-OCTET-PACKET-1.0",
  "executable_stage_order": [
    "spectra",
    "fold",
    "density",
    "murmuration",
    "horizon",
    "mnemosyne",
    "wave",
    "identity",
    "spectra_reveal",
    "score"
  ],
  "law": "One experiment_id, one declared scoring contract, one append-only stage hash chain.",
  "critical_handoff": "Horizon output is cryptographically bound by Mnemosyne before Wave; Identity evaluates persistence after Wave; SPECTRA independently remeasures before deterministic score.",
  "boundary": "The packet transports evidence metadata; it never upgrades evidence class.",
  "actions": [
    "packet_create",
    "packet_advance",
    "packet_verify",
    "packet_score"
  ]
}