BIP-110 monitoring stream: mandatory signaling start

On August 8th, 2026, Bitcoin block 961632 was mined. This marked the start of the &ldquo;mandatory signaling&rdquo; for BIP-110 , which meant all blocks not signaling on version bit 4 would be rejected by a node implementing BIP-110. This resulted in a fork, which I livestreamed by showing a modified version of my fork.observer . While it wasn&rsquo;t clear if there would be blocks found on the…