StampSeed, by ImpressArt, offers titanium seed-phrase backup kits for permanently stamping Bitcoin recovery phrases into metal. Its Titanium Seed Stamping Kit lets users stamp 12 or 24-word seed phrases into durable titanium plates, with additional plates and accessories available. The titanium backups are designed to be fire-, crush- and corrosion-resistant and waterproof for long-term offline storage.
