How has the server been blinded from the hashing mechanism? Is this happening on different hardware, or facilitated through API calls to another server or somet

How has the server been blinded from the hashing mechanism? Is this happening on different hardware, or facilitated through API calls to another server or something? Genuinely curious as I think anonymous discussions are awesome but hate the kind of stuff that comes along with other anonymous image boards. Truly hope this is successful and results in a wonderful thriving community.