There is evidence indirectly to substantiate this: Gisevius at Nuremberg implicated Goebbels in planning the fire, Rudolph Diels stated that Göring knew how the fire was to be started, and General Franz Halder stated that he had heard Göring claim responsibility for the fire.
There is circumstantial proof to support this: Gisevius at Nuremberg implicated Goebbels in organizing the fire, Rudolph Diels stated that Göring was aware of how the fire would be initiated, and General Franz Halder stated that he had heard Göring claim responsibility for the fire.