https://downloads.lib.utah.edu/hive.utah.edu/Gap_12_8_9mps.tar.gz
https://downloads.lib.utah.edu/hive.utah.edu/Gap_12_8_9mps.sha512sum
https://downloads.lib.utah.edu/hive.utah.edu/Gap_12_8_4_9mps.tar.gz
https://downloads.lib.utah.edu/hive.utah.edu/Gap_12_8_4_9mps.sha512sum