There is a
midURI scheme used to reference message by their Message-ID. See this RFC: https://tools.ietf.org/html/rfc2392
Maybe if there was an e-mail interface for todo.sr.ht users could just e-mail the tracker and that'd create a ticket? This way no account is necessary and virtually everyone (guesstimate here) has an e-mail account.
Read more about contributing to sr.ht here.link on https://man.sr.ht/billing-faq.md#earning-service-credits-for-contributing-to-srht seems to be broken.
I thought about changing it to point to https://man.sr.ht/git.sr.ht/send-email.md but the latter is more generic.