About block 921,561
Bitcoin block 921,561 was mined by Luxor on October 31, 2025 at 3:10 AM UTC, 24 seconds after block 921,560. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 3,796 transactions in 1.72 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0032 BTC. With the 3.125 BTC subsidy of halving era 5, Luxor earned 3.1282 BTC for this block.
Block 921,561 is number 250 of 2,016 in difficulty epoch 457; 1,766 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,439 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 51,965 confirmations, so it is settled beyond any practical doubt.