sigabrt
Endpoints
Account

Settings

Email
 
The address you signed in with. Alerts and receipts both go here.
ntfy topic
The topic name is the whole of the password. Anyone who guesses it can read every alert on this account, so keep the generated one rather than naming it backups.
Subscribe to it in the ntfy app, or at

SSH public keys

Work in progress
The one line in ~/.ssh/id_ed25519.pub, or whichever public key your ssh uses. Not sure which? Connect with ssh sigabrt.dev and it will show you the public key to paste.