TIMESTAMP = 1493444711
SHA256 (google-protobuf-v3.3.0_GH0.tar.gz) = 94c414775f275d876e5e0e4a276527d155ab2d0da45eed6b7734301c330be36e
SIZE (google-protobuf-v3.3.0_GH0.tar.gz) = 4336596