About block 921,516
Bitcoin block 921,516 was mined by Foundry USA on October 30, 2025 at 8:09 PM UTC, 6 min 30 s after block 921,515. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 4,736 transactions in 1.65 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 0.0172 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1422 BTC for this block.
Block 921,516 is number 205 of 2,016 in difficulty epoch 457; 1,811 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,484 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 52,016 confirmations, so it is settled beyond any practical doubt.