About block 903,437
Bitcoin block 903,437 was mined by Mining Squared on June 30, 2025 at 8:27 PM UTC, 5 min 37 s after block 903,436. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 2,436 transactions in 1.66 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, up from 2.00 sat/vB in the block before, and all fees added up to 0.0254 BTC. With the 3.125 BTC subsidy of halving era 5, Mining Squared earned 3.1504 BTC for this block.
Block 903,437 is number 270 of 2,016 in difficulty epoch 448; 1,746 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,563 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. Mining Squared found 0 blocks in the week before. Today the block has 72,141 confirmations, so it is settled beyond any practical doubt.