About block 921,639
Bitcoin block 921,639 was mined by Luxor on October 31, 2025 at 6:09 PM UTC, 23 min 21 s after block 921,638. That is slower than the 10-minute target; long gaps are normal, since every hash attempt is an independent draw with the same tiny chance.
It confirmed 3,493 transactions in 1.57 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 4.00 sat/vB, up from 2.00 sat/vB in the block before, and all fees added up to 0.0606 BTC. With the 3.125 BTC subsidy of halving era 5, Luxor earned 3.1856 BTC for this block.
Block 921,639 is number 328 of 2,016 in difficulty epoch 457; 1,688 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,361 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. Luxor found 57 blocks in the week before. Today the block has 51,904 confirmations, so it is settled beyond any practical doubt.