Our official links thread has been updated accordingly - http://www.ipadforums.net/ipad-hacking/24939-official-apple-ios-firmware-download-links-ipad.html
Anyone who struggles with installation direct from iTunes may be best advised to download to your desktop via the correct link in this post then shift-restore (windows) / option-restore (osx) in iTunes and select the downloaded file.

Anyone who struggles with installation direct from iTunes may be best advised to download to your desktop via the correct link in this post then shift-restore (windows) / option-restore (osx) in iTunes and select the downloaded file.
