Base, the Ethereum Layer 2 network built by Coinbase, switched on its Denim upgrade on Thursday, November 5, 2026, at 18:00 UTC — and from that moment the network started producing a brand-new block every 200 milliseconds. The first 200-millisecond block, number 53,556,127, landed at 18:00:01 UTC, one second after the last two-second block. That is ten blocks for every one Base made...
