wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/d4418f38-9fb9-40ae-b883-f811c98ecac0/4DNFI6OD1VR4.hdf5
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/d4418f38-9fb9-40ae-b883-f811c98ecac0/4DNFI6OD1VR4.hdf5 080818ROI00050.hdf
test "ffc799d430d977f6a51a6df06ecc4e00" = "$(md5sum 080818ROI00050.hdf)"
drs get -d https://data.4dnucleome.org 4DNFI6OD1VR4