About block 901,553
Bitcoin block 901,553 was mined by SECPOOL on June 16, 2025 at 8:42 PM UTC, 8 min 42 s after block 901,552. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 4,356 transactions in 1.56 MB (99.9% of the 4 million weight-unit limit). The median transaction paid 6.00 sat/vB, down from 8.00 sat/vB in the block before, and all fees added up to 0.0664 BTC. With the 3.125 BTC subsidy of halving era 5, SECPOOL earned 3.1914 BTC for this block.
Block 901,553 is number 402 of 2,016 in difficulty epoch 447; 1,614 blocks remain until the next difficulty adjustment at block 903,167. The next halving is at block 1,050,000, 148,447 blocks after this one.
Its hash starts with 20 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. SECPOOL found 45 blocks in the week before. Today the block has 74,318 confirmations, so it is settled beyond any practical doubt.