Gumroad, the buzzy one-man startup launched by Pinterest and Turntable app designer (and 19-year-old college dropout) Sahil Lavingia, officially launches today with over $1.1 million in seed funding from investors Accel Partners, Chris Sacca, Max Levchin, SV Angel, Josh Kopelman, Seth Goldstein, Naval Ravikrant, Collaborative Fund and Danny Rimer. To use the Gumroad, sign in with Facebook or Twitter Auth and submit any link in the entry form, whether it be to a blogpost, Spotify playlist, Instagram, invite for an iPhone app, research paper or whatever you can come up with you crazy character!