wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/513493e7-c436-4e3a-94b3-6551eabc588e/4DNFIRH4YHFY.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/513493e7-c436-4e3a-94b3-6551eabc588e/4DNFIRH4YHFY.bw 4DNFIRH4YHFY
test "b604af195852a59d2c82c0c810e519c3" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIRH4YHFY