Many, you have to understand there are real reasons people will not discuss really far out stuff, not least that there are forces and groups out there who get pretty pissy about it!
Start with this, because it contains results by many people:
I’ve summoned spirits to physical presence many times over, manifested objects to appear from nowhere (but that skill is highly erratic, I’m working on getting it under control), working with my old man we’ve actually changed the past, and for drawing objects into my life, I have almost complete success if I don’t worry about things being “miraculous” (i.e., pop into being) and instead let them come to me rapidly using normal routes:
That last one describes a physical manifestation that occurred without me expecting it.
There have been more, but as I said, reasons do prevent me from being too detailed.