"""Optional recording-time evidence; original local timestamps remain intact."""
import os

def recording_time():
    if not os.environ.get('INTELLIGENCE_RADAR_CLOCK_TRUST_FILE'):
        return {}
    try:
        from railiance_clock.attribution import from_environment
        result = from_environment('INTELLIGENCE_RADAR_CLOCK_TRUST_FILE')
        return result
    except (ImportError, OSError, ValueError):
        return {'railiance_time': {'status': 'unavailable', 'kind': 'recording_time'}}