About block 901,491
Bitcoin block 901,491 was mined by MARA Pool on June 16, 2025 at 10:22 AM UTC, 3 min 46 s after block 901,490. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 2,031 transactions in 1.40 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, down from 2.00 sat/vB in the block before, and all fees added up to 0.0153 BTC. With the 3.125 BTC subsidy of halving era 5, MARA Pool earned 3.1403 BTC for this block.
Block 901,491 is number 340 of 2,016 in difficulty epoch 447; 1,676 blocks remain until the next difficulty adjustment at block 903,167. The next halving is at block 1,050,000, 148,509 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. MARA Pool found 60 blocks in the week before. Today the block has 74,391 confirmations, so it is settled beyond any practical doubt.