Does this look authentic? I'm not familiar with his autograph at all.

http://www.ebay.com/itm/YANN-TIERSEN-si ... 20c05ce1d5

Hey everyone! Today I purchased a frame for an autograph of mine and I'd like to know if it's okay and safe to use. The autograph itself is on a thick posterboard-ish material. The frame that I bought holds the autograph by securing it between two sheets of glass. Here's a picture of it: http://www....