About block 901,888
Bitcoin block 901,888 was mined by MARA Pool on June 19, 2025 at 11:33 AM UTC, 57 seconds after block 901,887. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 91 transactions in 3.93 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 3.00 sat/vB, up from 2.00 sat/vB in the block before, and all fees added up to 0.0301 BTC. With the 3.125 BTC subsidy of halving era 5, MARA Pool earned 3.1551 BTC for this block.
Block 901,888 is number 737 of 2,016 in difficulty epoch 447; 1,279 blocks remain until the next difficulty adjustment at block 903,167. The next halving is at block 1,050,000, 148,112 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. MARA Pool found 57 blocks in the week before. Today the block has 73,816 confirmations, so it is settled beyond any practical doubt.