Copy the url, then try stopping the telegram app. See if incognito still detects the app. I know discord web on PC will detect a running discord app by connecting to a local listening port. Not sure if that’s possible on mobile but if you terminate the app it should prevent that.
Still don’t understand how artists pulled this off back in the day. Did she pose there the whole day? Even then the sun would move.
So many details it looks like a photo.