The easiest way to prove that a photograph or video was taken recently is to make sure that it includes a recent newspaper, with the date and at least one article prominently visible. Since the front page of a newspaper is finalized mere hours before it is printed, it's impossible to accurately fake a newspaper from the future. Often this is a photo of a hostage or kidnap victim, and is being used to prove that were still alive as of the newspaper's print date. See Newspaper Dating for a slightly more science-fictional use of dates on newspapers. Examples of Authentication by Newspaper include: