The article linked above, hosted on Scribd, is actually one of the official distributions provided by the Sunlight Foundation. The Scribd user who uploaded it was one of the paper's authors.

Having said that, here's a link to the version hosted on the Sunlight Foundation's domain: http://assets.sunlightfoundation.com.s3.amazonaws.com/policy...

You can also verify what I said about the Scribd version by checking out the original press release/announcement here: https://sunlightfoundation.com/2015/05/05/a-new-approach-to-...