About block 921,728
Bitcoin block 921,728 was mined by Foundry USA on November 1, 2025 at 7:39 AM UTC, 5 min 11 s after block 921,727. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 4,264 transactions in 1.69 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, up from 1.00 sat/vB in the block before, and all fees added up to 0.0122 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1372 BTC for this block.
Block 921,728 is number 417 of 2,016 in difficulty epoch 457; 1,599 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,272 blocks after this one.
Its hash starts with 20 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. Foundry USA found 261 blocks in the week before. Today the block has 51,815 confirmations, so it is settled beyond any practical doubt.