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F3 and GossipBFT: Fast finality on longest-chain protocols
ETHDenver 2024 / 2024.02.27 / Denver, CO, USA

We present F3, a finality component designed to bring fast finality to Filecoin. F3 leverages a novel consensus protocol, GossiPBFT, that runs on the side and finalizes tipsets in tens of seconds instead of hours, while laying the basis for verifiable cross-chain bridging.