A number of private companies operate unofficial registers, but it would be sensible to check carefully what you will be paying for before choosing this route.
This does not prove that a work is original or created by you...[2] There is no provision in United States copyright law regarding any such type of protection.
A work of original authorship is protected by United States copyright law once it is fixed in a tangible medium of expression.
Eric Goldman has noted that there is an absence of cases that give any value to the poor man's copyright.
[5] He also states, "To establish copyright infringement, the author must show copying-in-fact and wrongful copying.