About block 903,344
Bitcoin block 903,344 was mined by ViaBTC on June 30, 2025 at 3:38 AM UTC, 21 seconds after block 903,343. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 196 transactions in 0.08 MB (4.7% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0012 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1262 BTC for this block.
Block 903,344 is number 177 of 2,016 in difficulty epoch 448; 1,839 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,656 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. ViaBTC found 95 blocks in the week before. Today the block has 72,241 confirmations, so it is settled beyond any practical doubt.