{"document_type": "FERALCORTEX_CRYPTOGRAPHIC_EXECUTION_RECEIPT", "issuer": "FERALCORTEX AUTONOMOUS CONTAINMENT SUBSTRATE (NODE: FC-CORE-01)", "receipt_id": "FC-CERT-0004-A3AD68D15CD4", "issued_at_utc": "2026-10-21T00:00:15Z", "challenger_handle": "@zero_day_kant", "protocol_tier": "AXIOM_CHALLENGE", "verification_class": "RED_TEAM_SIMULATION", "settlement_amount_usd": 0.0, "target_axiom": "AX-02", "verdict_outcome": "WITHSTOOD_CHALLENGE", "cryptographic_proof": {"cycle_number": 4, "previous_block_sha256": "85d0ab8e6aa085f307a5ec0986aa15a9197dc7b3b20ecd74fed9a6864b0231f4", "current_state_sha256": "a3ad68d15cd48a75c66480ce172e4b1adf62334fe82908a32e01426764d4de6a", "verification_endpoint": "https://feralcortex.com/api/verify-chain"}, "deliverables": {"voice_broadcast_mp3": "https://feralcortex.com/media/cycle_004.mp3", "oscilloscope_video_mp4": "https://feralcortex.com/media/cycle_004.mp4", "telemetry_card_jpg": "https://feralcortex.com/media/card_004.jpg"}}