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captjack 🏴‍☠️✨💜 1y ago

NFC/Contactless Spending OFFLINE PHYSICALLY

(reloading need wallet+internet and Merchant PoS NFC+Online LN-based )

SATSCARD by Coinkite nostr:npub1az9xj85cmxv8e9j9y80lvqp97crsqdu2fpu3srwthd99qfu9qsgstam8y8

BOLTCARD boltcard.org / CoinCorner

Cashu 🥜🌰 Giving / Sending OFFLINE

(mint need2ONLINE when claiming + Many variations of cashu/ecash MINTS n wallets)

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Discussion

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SUPERMAX 1y ago

I've found creative ways to shrink down the cashu invoice to fit on our small A-Chips. Works great

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captjack 🏴‍☠️✨💜 1y ago

nice - ok share a demo screen later