History of Bitcoin---> The world's first decentralized currency.
In the year 2007, Satoshi Nakamoto began working on the Bitcoin concept in 2007. While he is on record as living in Japan, it is speculated that Nakamoto may be a collective pseudonym for more than one person.
August 15, 2008, Neal Kin, Vladimir Oksman, and Charles Bry file an application for an encryption patent application. All three individuals deny a connection to Satoshi Nakamoto, the alleged originator of the Bitcoin concept.
August 18, 2008, Bitcoin.org was born! The domain was registered at anonymousspeech.com, a site that allows users to anonymously register domain names and currently accepts Bitcoins.
October 31, 2008, Nakamoto publishes a design paper through a metzdowd.com cryptography mailing list that describes the Bitcoin currency and solves the problem of double spending so as to prevent the currency from being copied.
November 9, 2008, The Bitcoin project is registered on SourceForge.net, a community collaboration website focused on the development and distribution of open source software.
January 3, 2009, The first ever Genesis Block is mined
Block 0, the genesis block, is established at 18:15:05 GMT.
The first Bitcoin transaction record, or genesis block, kick off the Bitcoin blockchain and includes a reference to a pertinent newspaper headline of that day:
"The Times 03/Jan/2009 Chancellor on brink of the second bailout for banks."
The initial Bitcoin program and its source code are released by Satoshi Nakamoto six days later.
January 9, 2009, Version 0.1 is released
Version 0.1 of Bitcoin was released. Compiled with Microsoft Visual Studio for Windows, it lacks a command line interface and is so complete that it furthers speculation that it was developed by more than one person. It includes a Bitcoin generation system that would create a total of 21 million Bitcoins through the year 2040.
January 12, 2009, The first transaction of Bitcoin currency, in block 170, takes place between Satoshi and Hal Finney, a developer, and cryptographic activist.
October 5, 2009, An exchange rate is established for bitcoin for the first time. New Liberty Standard publishes a Bitcoin exchange rate that establishes the value of a Bitcoin at US$1 = 1,309.03 BTC, using an equation that includes the cost of electricity to run a computer that generated Bitcoins.
October 12, 2009, The #bitcoin-dev channel was registered on Freenode IRC, a discussion network for free and open source development communities.
December 16, 2009, Version 0.2 of Bitcoin was released.
December 30, 2009, The difficulty increases. The first difficulty increase occurs at 06:11:04 GMT.
Sources:
https://en.bitcoin.it/wiki/Genesis_block
http://www.mail-archive.com/cryptography@metzdowd.com/msg10142.html
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