Some sources:
https://web.archive.org/web/20181112092431/https://8ch.net/tech/res/991375.html
https://web.archive.org/web/20190301110644/https://8ch.net/tech/res/996935.html
https://8kun.top/tech/res/1036749.html
http://nanochanqzaytwlydykbg5nxkgyjxk3zsrctxuoxdmbx5jbh2ydyprid.onion/nanochan-public.tgz