Bitcoin Whitepaper published in 2008 by Satoshi Nakamoto detailing the creation of a peer-to-peer electronic cash system which to this day remains revolutionary as it introduced not only the concept but the beginning of digital money.
This is a downloadable file as it was not copyrighted originally by Satoshi Nakamoto, Instead it was released under an MIT Public License.
The Bitcoin Whitepaper as with the Identity of its creator, Satoshi Nakamoto has seen a claims on its ownership. In 2016 Craig Wright filed two copyright registrations. For further reading you can visit This Page.