A common reference for "071" in a reporting context is the NTSB Final Report for accident WPR16LA071 , which involves a Weight-Shift Control (WSC) aircraft.
Some versions of this file in public archives (like Flickr) carry a modified timestamp from March 2007. 071.jpg
The file identifier "071.JPG" is used by the U.S. Department of War for a famous photograph of Col. Paul W. Tibbets Jr. waving from the cockpit of the Enola Gay before the Hiroshima mission in 1945. A common reference for "071" in a reporting
The "71" designation often links to the STS-71 Mission Report , which was the first Space Shuttle docking with the Russian Space Station Mir. 071.jpg
Wikimedia Commons hosts an Aviation Accident Report image specifically titled after Flight 71. Digital Metadata for 071.jpg