I previously also thought that the document was fake, but then pieces of the puzzle just start to get together..

1. This document was posted online before everything happened.

2. MtGOX just acquired gox.com domain and changed the name servers yesterday.

3. Only support page in mtgox is working, exactly as it's described in the document..

4. Trading engine was halted

I don't want to believe too, but.. I'm starting to