BITSTAKE: A PROOF OF STAKE BRIDGE BASED ON BITVM

Summary from the TLDR Crypto newsletter

This paper introduces Bitstake, which unlocks the ability to compute anything on bitcoin. It is an upgraded version of a permissioned optimistic bridge that relies on a 1-of-N trust model, incorporating new proof of stake protocols for selecting bridge participants. The system allows anyone to partake in the bridging process, providing they hold enough stake, increasing accessibility while maintaining security.