About block 903,530
Bitcoin block 903,530 was mined by SECPOOL on July 1, 2025 at 1:41 PM UTC, 23 min 6 s after block 903,529. 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 4,028 transactions in 1.59 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 0.0482 BTC. With the 3.125 BTC subsidy of halving era 5, SECPOOL earned 3.1732 BTC for this block.
Block 903,530 is number 363 of 2,016 in difficulty epoch 448; 1,653 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,470 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 44 blocks in the week before. Today the block has 72,043 confirmations, so it is settled beyond any practical doubt.