The original tune was recorded by thesession.org member "timmy!" - he posted it as a link to a soundfile. I liked the tune, and transcribed it. With his permission, I am posting it here in the tunes section.
To me, it’s a very simple and austere melody, but I just love it!
The discussion on it is here : http://thesession.org/discussions/34222
… and the audio link is here : https://soundcloud.com/tim-cornell-2/the-phd
Jim Dorans, Worldfiddler, June 2014