The item has been authenticated by PSA. PSA is the top third party authenticator and is Ebays Pre Certified Authenticator and comes with a matching PSA Certificate of Authenticity (COA). My autographs were obtained at practice facilities, charity events, team hotel, public appearances, stadiums, arena, and golf tournaments. Fox Back To The Future Brand New Hat Signed Auto PSA/DNA COA" is in sale since Monday, November 2, 2015.This item is in the category "Entertainment Memorabilia\Autographs-Original\Movies\Other Orig. The seller is "theultimatecorner" and is located in California. This item can be shipped worldwide.