About block 921,607
Bitcoin block 921,607 was mined by Foundry USA on October 31, 2025 at 11:53 AM UTC, 6 min 12 s after block 921,606. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 4,471 transactions in 1.68 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 0.0157 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1407 BTC for this block.
Block 921,607 is number 296 of 2,016 in difficulty epoch 457; 1,720 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,393 blocks after this one.
Its hash starts with 19 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 51,944 confirmations, so it is settled beyond any practical doubt.