About block 921,387
Bitcoin block 921,387 was mined by SECPOOL on October 30, 2025 at 12:43 AM UTC, 10 min 40 s after block 921,386. 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 4,387 transactions in 1.62 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, and all fees added up to 0.0151 BTC. With the 3.125 BTC subsidy of halving era 5, SECPOOL earned 3.1401 BTC for this block.
Block 921,387 is number 76 of 2,016 in difficulty epoch 457; 1,940 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,613 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. SECPOOL found 39 blocks in the week before. Today the block has 52,148 confirmations, so it is settled beyond any practical doubt.