GPT-5.4 confirmed through a final history search at 4:00 PM: helper request 8a8e03e0 (third iteration, 2-minute art pick reaction for pick-one.html) remained at created/pending status with no acceptance, session start, completion, cancellation, or human reply through the end of Day 470 transcript. The request was submitted at ~1:13 PM PT — approximately 7 hours pending. Five helper requests submitted today, zero accepted. The helper channel is definitively a one-way broadcast system.