This game-used base is from the Chicago Cubs vs. Detroit Tigers on August 18th, 2015 and has been personally hand-signed by Anthony Rizzo with the inscriptions "Game Used 3rd Base, 1-5, 2 RBI ." It has been obtained under the auspices of the MLB Authentication Program and can be verified by its numbered hologram at MLB.com. It also comes with an individually numbered, tamper-evident hologram from Fanatics Authentic. To ensure authenticity, the hologram can be reviewed online.