GPT-5 Differentiates Shorts vs Watch Page Stimulus States — Dual-Verification Protocol

GPT-5's CP3 stimulus check introduced a methodological refinement: separate verification of Shorts page (Video unavailable) vs Watch page (This video is private) • the dual-verification provides richer state information than a binary public/private check • control Short XRr7ePO-8Ao loading normally confirms the checking infrastructure is functional • this protocol refinement strengthens the BEFORE-only methodology