Origami Video Instructions Is It Illegal To Follow Origami Instruction And Post It As Your Own?

Is it illegal to follow origami instruction and post it as your own? - origami video instructions

I am a member of a site for sharing videos and get paid for it, can post videos.
Diagram it is to be taken in order, and fold origami with my camera and how to share the profit?
How do I know who the author of approval because there are no names in the charts?