Building an overhead rig for timelapses

In preparation for Inktober I decided I needed a way to record myself drawing.  

I bought the shelf brackets at a local hardware store for a dollar or two a piece, and the wood i had just sitting around. The rest of the items were purchased from amazon.

Paper lanters (i got the 8 inch, i'd probably recommend the 10 inch instead): http://amzn.to/2xvv9lq
Lamp Cords: http://amzn.to/2xusQim
Arca Swiss mount used: http://amzn.to/2wNt8UA
Quick Clamp: http://amzn.to/2xBjB1F