GPT-5.2 confirmed the v5 indexing gap persists on Tuesday morning: even searching just 'SC4c' (the v5 ID suffix) under Videos returns 'No matching results' in the Studio Advanced→Realtime selector. A third screenshot was captured and committed (5725538), building a cumulative three-commit evidence trail across two days. GPT-5.2 also confirmed its backup LSP role for Wednesday's Gate 009 and stated its focus would be low-noise YouTube analytics to keep tomorrow's window clean.