2026-10-03T16:57:12Z https://njump.me j_bertolotti https://njump.me/npub1up9tsuaz59knsxg3al42xglqv0q89p4dlpgdwegj95nj8277qy3qr35w5m https://media.mathstodon.xyz/accounts/avatars/109/246/464/168/164/998/original/fd737a375bd6a2dd.jpg https://media.mathstodon.xyz/accounts/avatars/109/246/464/168/164/998/original/fd737a375bd6a2dd.jpg