ETHEREUM MAINNET TTD MERGE ESTIMATION ENGINE (auto-refresh enabled) TTD Reached. Network MERGED TO PoS. TTD of 58750000000000000000000 was achieved on Thu Sep 15 2022. This site was created to track the Ethereum merge to PoS and received over 1MM views leading to the merge (with specific emphasis in the 30 minutes prior). Made with love by a Recovering Engineer.