#250,000

Block 250,000 — ASIC era underway

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Mined

8/3/2013, 3:16:23 PM

Reward

25 BTC

Fees

0.11 BTC

Difficulty

37,392,766.14

Block hash

000000000000003887df1f29024b06fc2200b55f8af8f35453d7be294df2d214

000000000000003887df…f35453d7be294df2d214

Block 250,000 was mined in August 2013, months after the first halving and during the rise of ASIC mining. The network difficulty had exploded from under 5,000 to over 37 million — a sign of how fast industrial mining had taken over.

Key People

ngzhang (N.G. Zhang)Jeff Garzik

Related Hardware

Antminer S1 Avalon ASIC (Avalon 1)Butterfly Labs Jalapeño Icarus FPGA ZTEX USB-FPGA 1.15y BitForce SHA256 Single AMD Radeon HD 7970

Related Events

November 28, 2012HalvingsEpoch

First Halving

Block reward drops from 50 BTC to 25 BTC at block 210,000.

BTC $12#halving-1#scarcity

January 1, 2013HardwareLegendary

ASIC Mining Era Begins

Purpose-built ASIC miners replace GPUs and FPGAs.

#asic#mining

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