Zero-knowledge apps go dark after chain upgrade breaks their underlying verification keys

MonitoringCryptoProtocol changeFirst tracked 2026-09-04Last changed 2026-09-04

Current outcome

Mina's Mesa hard fork halted transaction processing for ~8 hours and requires deployed zkApps to adopt o1js 3.0 verification keys before proof-authorized activity can resume.

Progress timeline

1 material updates

#0109.04
Initial2026-09-04 14:25 · publication time
Zero-knowledge apps go dark after chain upgrade breaks their underlying verification keys
Mina's Mesa hard fork halted transaction processing for ~8 hours and requires deployed zkApps to adopt o1js 3.0 verification keys before proof-authorized activity can resume.
Source evidence: CryptoSlate

All events · Back to the feed