wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/ac042a85-814b-4473-b8f8-efc820b9ad03/4DNFIVHFQYNB.txt
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/ac042a85-814b-4473-b8f8-efc820b9ad03/4DNFIVHFQYNB.txt 4DNEXS3545L1.txt
test "da3bfab806259d02cd66c85152d5588c" = "$(md5sum 4DNEXS3545L1.txt)"
drs get -d https://data.4dnucleome.org 4DNFIVHFQYNB