Yes there was direct evidence and here is some of it: John Sullivan of Antifa pictured, bragging about impersonating a Maga person and encouraging Maga supporters to storm the capitol whilst John Sullivan breaks a window or two
In the following picture, you see Ashli Babbitt up in the window of the doorway, where she was shot.
And, in our foreground, the fellow with the orange cap and the YELLOW "breast"/chest area, and the very light blue mask --- THAT GUY appears to, in some videos, be managing and observing the flow of people to this area.