SHA256(ubuntu-ova.ovf)= 88ce730ca54d8295dfba6e9a5690897920ed962d24e3391214d82b387f9943c9
SHA256(ubuntu-ova-disk1.vmdk)= 0a885728c01286080749e5f1b075dd0e05a2b63c70014f6cd8357b93db3f5cd6