BIP-110 was marked Closed on 2026-08-09 following a chain split with stalled mining. This site preserves the event and continues to report both chains from our own infrastructure.
The "mandatory" window
Since the chains parted
Signalling
Pool intent
Chain tips
Resources from friends
- bip110monitorsignalling by period
- wickedsmartbitcoinsignalling history and per-pool charts
- bip110.orange.surfexplainers and a fork simulator
- forkmonitorconsensus watch across many clients
- fork.observerB10C's multi-node header tree
- mainnet.observerB10C's charts, incl. BIP-110 by pool
- stratum.workpool jobs live off the wire
- forkwatch.tvisometric live block view, BIP-110 signals marked
- BIP110watchversion bits block by block, split check, scenarios
- btcnodes.ioreachable-node census
- bitnod.esnode counts by client, incl. Core vs BIP-110 splits
- elektronics.devfork monitor, signals weighted by cost to fake