Zcash targets November for NU7 mainnet upgrade with 25-second blocks
Reported by Cointelegraph · AI-assisted summary by ChikoCorp AI News Desk
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Summary
Zcash developers aim to activate the NU7 mainnet upgrade on November 5 after unanimous agreement from organizations and engineering teams on its content and timeline. The upgrade will reduce block spacing from 75 to 25 seconds, disable version 4 transactions, and integrate the Network Sustainability Mechanism (NSM) without introducing new transaction formats. A testnet activation is planned for October 6, with a final mainnet decision on October 20 following testnet assessment.
Why it matters
The upgrade's faster block times and NSM integration are designed to improve network performance while maintaining Zcash’s halving schedule, a key economic feature. The changes could affect full nodes, indexers, and block explorers but are expected to have minimal impact on wallets. The upgrade has received strong community backing, reflecting investor and user confidence.
Key context
NU7 includes significant changes like reducing block intervals and reintroducing removed supply starting in 2031 via the NSM, preserving Zcash's monetary policy. The Zcash community voted overwhelmingly in favor of these changes. The development coincides with a recent surge in ZEC’s price and broader outperformance of privacy coins in the crypto market.
Key numbers and entities
Zcash (ZEC), developer Sean Bowe, and the broader Zcash community are central to this update. 98.9% of ZEC holders supported preserving halvings, and 99.9% supported faster blocks. The block spacing will change from 75 seconds to 25 seconds. Key dates are October 6 for testnet activation, October 20 for final mainnet decision, and November 5 targeted for mainnet activation.
What remains unclear
Details on the specific technical adjustments required by full nodes, indexers, and block explorers are not provided. The source does not explain potential risks or challenges of the upgrade beyond expected impacts on infrastructure. Also, the broader long-term effects of the NSM integration on network sustainability are not elaborated.