Some additional implementation info...

Nice scheme: https://blog.mozilla.org/warner/2011/11/29/ed25519-keys/
Page on ed25519: http://ed25519.cr.yp.to/software.html
Original ed25519 paper: http://ed25519.cr.yp.to/ed25519-20110926.pdf
Original curve25519 paper: http://cr.yp.to/ecdh/curve25519-20060209.pdf
Sodium: https://labs.opendns.com/2013/03/06/announcing-sodium-a-new-cryptographic-library