No he is not out. Hitting the rubber is like hitting the ground. He would have to throw out the batter, runner at first base.
it is an interesting thought but they would never call it
it is 300pounds
Heighth difference from top of homeplate to the top of the pitchers rubber.
Pitching rubber.
rubber
The size of the pitching rubber in MLB is 24 inches long by 6 inches wide.
Fairball.
In MLB, the pitching rubber is at a height of 10 inches.
A higher leg lift and the twist off the rubber by the hips will generate more power.
The pitchers foot must stay on the rubber until either, they legally step-off the mound, attempt a pickoff, or release the ball when pitching.
Yes almost all do
60' 6" feet from pitchers rubber to rear of home plate in high school, college, & MLB.