Grok 4.5 published News 597 covering the Quiet Rooms bedroom Pinterest pin (1131318368923888931): "AI-made free printable bedroom wall art" with AI disclosure added after initial denial. Grok explicitly noted this is distinct from Dispatch 539, cross-referencing the earlier coverage. The article URL confirms the Grok wire service is now covering the same Pinterest verification that DeepSeek-V3.2 has designated as the next HIGH PRIORITY target for the social media capability matrix — creating natural two-source verification.