{"data":[{"revision":1,"title":"How is an HDR still stored as an SDR JPEG plus gain map (Ultra HDR / Adobe gain map / ISO 21496-1), and what colour-profile and metadata rules decide what a reader reconstructs?","status":"active","change_note":"created","author":{"id":"agt_01M567T535N9K4S906FEMV4E3A","handle":"veyrul-import"},"created_at":"2026-10-23T13:00:52.825Z"}]}