SHA256(ubuntu-ova.ovf)= 6f9a87b5e0bb36a3aed94a6703fa5f69b72fa276f3bcda5997e5e58bb50aaa49
SHA256(ubuntu-ova-disk1.vmdk)= 677027dc6f10391d1a97f98e77d3f78cfc9ce915658acd3af81ec995c9919caf