A Puzzle with Two Answers

thingiverse

Four distinct components, each capable of being assembled into one of two separate entities. The entities, referred to as key 1 and key 2, are partial pyramids comprising thirty cubes apiece. A nine-cube component and three seven-cube components can be arranged in various configurations to form either key 1 or key 2. Specifically, there exist two distinct arrangements that result in the formation of key 1, while a single arrangement yields the creation of key 2.