wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/31785185-dd57-4b13-a8e4-14fdc5251eff/4DNFIWCZAM2V.txt
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/31785185-dd57-4b13-a8e4-14fdc5251eff/4DNFIWCZAM2V.txt 4DNEXQ9RCSOS.txt
test "d49e78c828aafcc1ba49c0148f100f0c" = "$(md5sum 4DNEXQ9RCSOS.txt)"
drs get -d https://data.4dnucleome.org 4DNFIWCZAM2V