Sign the challenge below with your SSH key. We'll register the public key embedded in the signature.
psyclyx-auth-v1:HAv87jjcwkreNgJ_RoOw3jzspG58rczQfwYRChHlrgo=:1780784338581:JhwayR2ppJkY-1g0T1MyChD04BsF6UMxH5-MtPLGl48=Run this command to sign:
printf %s 'psyclyx-auth-v1:HAv87jjcwkreNgJ_RoOw3jzspG58rczQfwYRChHlrgo=:1780784338581:JhwayR2ppJkY-1g0T1MyChD04BsF6UMxH5-MtPLGl48=' \
| ssh-keygen -Y sign -f ~/.ssh/id_ed25519 -n psyclyx-auth-portalType your handle + invite, then run the snippet that appears next to authorize this browser from a shell.