@Aleph I read about this proxy to medium, and it worked for your link. https://scribe.rip/@cpimembersspeakout/caleb-maupins-former-comrades-speak-out-his-abuses-must-stop-4167bc1c2c
Looks like this CPI is in NY. I'll quote part of your post for context.
"several members of the CPI, including Keaten Mansfield, have come forward with credible accusations of abuse perpetrated by Caleb Maupin."
ni.hil.ist is a server run by individuals who are friendly to a nihilistic worldview.