SHA256(ubuntu-ova.ovf)= 968fe457aa3c5707653b65e8fb128bcd72312f801f14c6db54e67f1218192fec
SHA256(ubuntu-ova-disk1.vmdk)= 6cebbae0ab923440d49f3f6d583001a4d0454b3ec49b0e16007cf12aafff749d