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Alpen Labs Introduces Mosaic

A new announcement from Alpen Labs introduces Mosaic, a fault-proof verifier based on garbled circuits designed for optimistic verification on Bitcoin..

alpenlabs.io/blog
🔗 Introducing Mosaic: Glock's final piece

The problem with cut-and-choose on Bitcoin is cost. Each saved copy normally requires its own set of signatures posted onchain to authorize evaluation, and Bitcoin charges permanent blockspace for every byte.