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2025-12-29 22:47:25 UTC
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twood on Nostr: How It Works - Operator publishes a lottery note on Nostr - Users zap the note to buy ...

How It Works

- Operator publishes a lottery note on Nostr
- Users zap the note to buy tickets (1 sat = 1 ticket)
- Tickets assigned deterministically - sorted by payment_hash from zap receipts
- Sales close 6 blocks before the draw block and operator published a note that commits to a ticket ordering
- Winner determined using Bitcoin block hash: (block_hash % total_tickets) + 1
- Prize paid via Lightning to the winner's lud16 address