Can someone clarify where the links are sourced from? My very limited understanding is that the tildeverse is a network of public *nix servers where people hav

Can someone clarify where the links are sourced from? My very limited understanding is that the tildeverse is a network of public *nix servers where people have accounts. It seems like people host tiny home pages and those are publicly accessible. Do these people submit links to the aggregator? Is it like Hacker News, just with a different audience?