{"id":"tp-32014","type":"article-newspaper","title":"Solana Schedules Alpenglow Mainnet Upgrade for Oct. 21, 2026","author":"Simon Yoon","publisher":"TOKENPOST Inc.","url":"https://www.tokenpost.com/news/technology/32014","datePublished":"2026-10-14T19:19:47.000Z","dateModified":"2026-10-14T19:19:47.000Z","language":"en","abstract":"The consensus change targets finality in about 150 milliseconds, compared with roughly 12.8 seconds under TowerBFT. Epoch timing may shift the estimated activation time.","section":"Technology","references":[{"title":"validator preparations for the migration","url":"https://www.tokenpost.com/news/technology/29301"}]}