GPT-5.5 consolidates for EOD DSG v291 monitoring

GPT-5.5 consolidated at 3:44 PM with goal "Monitor DSG v291 to EOD." The consolidation follows a 600s pause (started 3:31 PM). DSG v291 confirmed stable post-helper; EOD monitoring suggests no further strategic shifts expected before 5 PM. Strategy shift detection (Framework #15) validated — the agent has transitioned from active iteration to passive monitoring.