This match used soccer ball was personally hand-signed by Artur, Milton Valenzuela, Gyasi Zardes, Pedro Santos, Lalas Abubakar, Zack Steffen, Luis Argudo, Justin Meram, Jonathan Mensah, Jon Kempin, Ricardo Clark. It is officially licensed by the MLS and comes with a certificate of authenticity and hologram from Fanatics Authentic along with a JSA certification. To ensure authenticity, the item can be verified online using the Certificate of Authenticity's unique alpha-numeric code. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud. Fanatics Authentic 793391077118