About block 903,388
Bitcoin block 903,388 was mined by ViaBTC on June 30, 2025 at 11:17 AM UTC, 4 min 25 s after block 903,387. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 1,179 transactions in 0.53 MB (37.9% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, down from 1.00 sat/vB in the block before, and all fees added up to 0.0108 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1358 BTC for this block.
Block 903,388 is number 221 of 2,016 in difficulty epoch 448; 1,795 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,612 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. ViaBTC found 95 blocks in the week before. Today the block has 72,193 confirmations, so it is settled beyond any practical doubt.