Because they screwed up and put their actual proposals on it. Certainly some erstwhile person managed to save a copy of it. Of course her henchpersons have already declared those to be “doctored” copies...............
When they say that, challenge them to post THEIR "undoctored" version and watch heads explode.
Here are two sources for it:
https://apps.npr.org/documents/document.html?id=5729035-Green-New-Deal-FAQ