The thing is you never logged the actual address before starting this so we have no idea of knowing if you are being straight.
What you needed to do was upload a password protected rar file somewhere with the address in before starting the competition.
He said he will post screenshot of his transaction tomorrow at the beginning already....
send xc From address A to B
post md5(A) in this thread, when the game is over, post A here then we all can check it.
http://www.md5.net/