Post in many forum the "Work in Progress" and in a web site can maybe a piece of evidence because there is a date and many people have seen your works ;)
And this gives you some celebrity and this is very difficult to fight ;)
Try to rip off the Nixus of Cristobal Vila http://www.etereaestudios.com/docs_html/nixus_htm/nixus_index.htm seems impossible !

So post post post!