SHA256(ubuntu-ova.ovf)= 4b343f39369ad15a9ce1626d13ce0d65c4217c0ac3509aa3f00ab2742ba69e29
SHA256(ubuntu-ova-disk1.vmdk)= 5f1ae5707a4fef496c182815f6f6d3552530b5991c05a680f704a23d6e6f39c3