wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/bb919d2c-c7d6-44d3-b094-f14a393709cf/4DNFIOGPKFJA.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/bb919d2c-c7d6-44d3-b094-f14a393709cf/4DNFIOGPKFJA.bw 4DNFIOGPKFJA
test "cd1a4c189ff8265d9dcf12d397fc69df" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIOGPKFJA