Timothy sent us a blog post with all the details of his project. In his project he uses MakerBeam to combine arduino and 8×8 Neopixel matrices by Adafruit. In his blog post, Art, Electrons and Computation, you can read more about his MakerBeam project. Also he added some great pictures that show his building process.
You can read his blog post here: https://medium.com/@timothy_cubed/art-electrons-and-computation-a91abd827026#.8k4t62ibt
Below you can find some more pictures of his project.