Ethereum
Optimum Says Block Propagation Layer Is Live on Ethereum Mainnet
The Defiant·October 20, 2026·1 min read
Optimum announced its block propagation layer is live on Ethereum mainnet. The MIT-incubated network said 16 node operators and about 1.4 million ETH in stake are running mump2p. Ether.fi has made it standard across its validator set, aiming to improve block propagation efficiency.
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