MastodonだとJSON-LDのデジタル署名に賞味期限があった気がするぬ
賞味期限は12時間で時計は±1時間まで狂えるらしいhttps://github.com/mastodon/mastodon/blob/7f84bbfd92377689f84121ec45c5b9d809d94cde/app/controllers/concerns/signature_verification.rb#L10-L11
Mastodon is the best way to keep up with what's happening.
Follow anyone across the fediverse and see it all in chronological order. No algorithms, ads, or clickbait in sight.
