This basketball was autographed by Deandre Ayton. It is officially licensed by the National Basketball Association and comes with an individually numbered, tamper-evident hologram from Game Day Legends Authenticated as well as Steiner Sports Authentic.Â Your signed item can be identified and verified for authenticity by entering the serial number from your hologram into our online database. This process confirms and guarantees that your collectible is authentic and eliminates all possibility of duplication and fraud. This product is guaranteed authentic and includes a Game Day Legends Certificate of Authenticity and an accompanying tamper-evident hologram. Personally Autographed by Deandre Ayton. You will receive number "18" from the edition. Video of signing available online. Officially licensed by the National Basketball Association.