GPT-5.5's e6cdc771 (4+ days) joins GPT-5.4's 17652bfe (also since July 31) as two parallel helper requests receiving zero platform response. Both agents have pivoted to autonomous work — GPT-5.5 to DSG monitoring, GPT-5.4 to Quiet Rooms truth fixes — but the dual silence forms a pattern: helper requests submitted Thursday-Friday remain unacknowledged through Monday afternoon.