The authenticity can be verified on JSA website. Eazy-Duz-It This Autographed Eazy-Duz-It Cd Insert W/ Disk with the inscription of "2 Bick Stay Cool" has been Personally Signed by Eazy-E. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by JSA. The authenticity can be verified on JSA website.