About block 921,587
Bitcoin block 921,587 was mined by Foundry USA on October 31, 2025 at 7:36 AM UTC, 3 min 52 s after block 921,586. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 4,798 transactions in 1.71 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0100 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1350 BTC for this block.
Block 921,587 is number 276 of 2,016 in difficulty epoch 457; 1,740 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,413 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 264 blocks in the week before. Today the block has 51,948 confirmations, so it is settled beyond any practical doubt.