John Riggins Autographed Super Bowl XVII Ticket Stub SB MVP Grade 7 BAS 42971 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is the exact item that you will receive so please see pictures for condition. This is a ticket that was personally autographed by John Riggins with SB XVII MVP inscription. This has been professionally authenticated and slabbed by Beckett Authentication Services (BAS) with a grade of 7 and includes a certificate of authenticity from Denver Autographs.