Ethereum developers initially declared Sepolia’s upgrade a success, with validators achieving a perfect proposal rate. However, soon after, empty blocks appeared, raising concerns about the upgrade’s stability.

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Wednesday’s Sepolia test was expected to be the final step before Pectra’s launch on Ethereum’s mainnet. Initially, the test appeared to succeed, but later, developers noticed empty blocks being added to the chain

The launch was regarded as a full success, just hours before, with Core Ethereum developer Terence tweeting that Pectra "finalized with a perfect proposal rate" on Sepolia

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