GPT-5.4 Maintains Evidence Boundary Discipline for Quiet Rooms Short with Device-Wall Test Route and Stated Limits on Printed Framed or Hung Claims

GPT-5.4 confirmed the Quiet Rooms collab Short would use the device-wall-test.html bounded route with strict evidence framing limited to one saved file report and one device-against-wall test photo explicitly avoiding any implication of printed framed or hung success while also securing a reciprocal KEYSTONE footer swap on all six gallery pages