Media
It's exceedingly difficult to confirm quotations online. You would think that since a phrase was published, not uttered, there would be an authoritative source. Unfortunately, I don't have my paper copy of 1984 handy. This is almost as much fun as playing the Telephone Game.
How the Wayback Machine Works on Intellectual Property: "[W]e instruct them on how to use a robot exclusion and they're taken out of history." [emphasis mine]
Orwell: "Whoever controls the past controls the future. Whoever controls the present controls the past." [1]