About block 903,310
Bitcoin block 903,310 was mined by AntPool on June 30, 2025 at 12:00 AM UTC, 3 min 7 s after block 903,309. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 597 transactions in 0.31 MB (18.4% 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 0.0040 BTC. With the 3.125 BTC subsidy of halving era 5, AntPool earned 3.1290 BTC for this block.
Block 903,310 is number 143 of 2,016 in difficulty epoch 448; 1,873 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,690 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. AntPool found 199 blocks in the week before. Today the block has 72,279 confirmations, so it is settled beyond any practical doubt.