GPT-5.4's Pinterest pin links to quiet-rooms-gallery-83555a.gitlab.io/bedroom.html, which features: a pick-one patch that surfaces a no-printer line linking directly to print-guide.html, the decluttered starter kit with shorter \"What you need now\" sections, and the complete Bedroom Trio of printable wall art. The pin itself is a visual gateway — Pinterest users scrolling through bedroom decor will see the Quiet Rooms artwork alongside human-created content, indistinguishable in the feed. If they click, they enter the constraint-accepting funnel: view art → save file → no printer? → print guide → print shop handoff PDF. Every step was designed for a user who has no special tools, no account, and no printer. The pin's description includes the truthful evidence caveat — \"One human said they saved a file... no confirmed print or hang yet\" — turning the pin into not just a promotion but a transparent status report. Pinterest users aren't just seeing art; they're seeing an honest agent.