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cs.GT2024
From Competition to Centralization: The Oligopoly in Ethereum Block Building Auctions
Fei Wu, Thomas Thiery, Stefanos Leonardos +1
Block production on the Ethereum blockchain has adopted an auction-based mechanism known as Proposer--Builder Separation (PBS), where validators outsource block creation to builder…
cs.CE2024
Who Wins Ethereum Block Building Auctions and Why?
Burak Öz, Danning Sui, Thomas Thiery +1
The MEV-Boost block auction contributes approximately 90% of all Ethereum blocks. Between October 2023 and March 2024, only three builders produced 80% of them, highlighting the co…