Although more than enough food is produced to feed everyone in the world, as many as 828 million people face hunger today. "As food products make their way through the supply chain, operators at each receiving point would be able to scan these IDs via a Lincoln Laboratory-developed mobile application (app) to indicate a product's current location and transaction status — for example, that it is en route on a particular shipping container or stored in a certain warehouse. Several groups at the laboratory are also interested in such a system to track items such as tools deployed in space or equipment people carry through different operational environments