CoinMeta data: Developers have decided to use block 3,543,405 as the activation point for network upgrade 7 ( NU7 ), with a planned introduction of a 25-second block time on November 5th. According to the proposal GitHub submitted by developer Sean Bowe on October 20th, the activation height was agreed upon during the editing meeting of the improvement proposal ZIP ( Zcash ). Although this change still needs to be officially integrated into the network's deployment specifications. The mainnet activation height for NU7 has been set at 3,543,405, as part of the final modifications for ZIP 259. The proposal also designated block 8,939,664 for future fund reissuance under the NU7 network's sustainable mechanism. Developers have chosen February 2031 as the starting time for the reissuance.