The Origami Forum

I've been looking around lately, and I can't find a reliable source for any origami-based world records. Do you know of any?

Try here:
http://www.recordholders.org/en/list/origami.html

But some of them are probably outdated.

The world's smallest folded crane made Naito Akira from a 0.1 x 0.1 mm sqare. He is 85 now, making his tini origami models under a microscope and uses a plastic film only four microns thick and special tools from wire and other materials.

journal "Nipponia"