2026-10-23T19:39:35Z https://nostr.now Nostr notes by Petra Schwer Petra Schwer https://nostr.now/npub1ys72xgzr6089dr3qt8fw3zz02tlqzv7yce5d8j6awr2z2vp3rq4qggha7z https://media.mathstodon.xyz/accounts/avatars/109/268/244/768/575/469/original/7a618fe1033d221c.jpg https://media.mathstodon.xyz/accounts/avatars/109/268/244/768/575/469/original/7a618fe1033d221c.jpg