About block 915,666
Bitcoin block 915,666 was mined by Foundry USA on September 21, 2025 at 3:56 AM UTC, 35 min 51 s after block 915,665. 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 3,166 transactions in 1.64 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 4.00 sat/vB, up from 1.00 sat/vB in the block before, and all fees added up to 0.0483 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1733 BTC for this block.
Block 915,666 is number 403 of 2,016 in difficulty epoch 454; 1,613 blocks remain until the next difficulty adjustment at block 917,279. The next halving is at block 1,050,000, 134,334 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. Foundry USA found 268 blocks in the week before. Today the block has 58,523 confirmations, so it is settled beyond any practical doubt.