This is very cool, and great to see a full writeup. I actually built a very similar hack at the 2012 TechCrunch DisruptSF Hackathon: http://techcrunch.com/2012/

This is very cool, and great to see a full writeup. I actually built a very similar hack at the 2012 TechCrunch DisruptSF Hackathon: http://techcrunch.com/2012/09/09/meet-the-disrupt-sf-2012-hackathon-winners-livebolt-takes-grand-prize-auctopus-and-heatdata-are-runners-up/ http://techcrunch.com/2012/09/09/meet-the-disrupt-sf-2012-ha... We used an electric imp and we 3D Printed a aperture for grabbing the deadbolt handle. Interestingly, this was about 4 weeks before lockitron announced the presale of their current product... Great work!