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1. bitcoin.orgBitcoin - Open source P2P money

   bitcoin.org

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   Bitcoin uses peer-to-peer technology to operate with no central authority or banks; managing transactions and the issuing of bitcoins is carried out collectively by the network. Bitcoin is open-source; its design is public, nobody owns or controls Bitcoin and everyone can take part. Through many of its unique properties, Bitcoin allows exciting ...

2. bitcoin.org › en › eventsConferences and Events - Bitcoin

   bitcoin.org › en › events

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   Conferences and Events. Find events, conferences and meetups all over the world.

3. bitcoin.org › en › exchangesExchanges - Bitcoin

   bitcoin.org › en › exchanges

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   Visit Buy Bitcoin Worldwide for user reviews on some of the above exchanges, or Cryptoradar for comparisons based on prices, fees and features. Visit Coin ATM Radar to find local Bitcoin ATMs. Places to buy bitcoin in exchange for other currencies. Exchange US dollars (BTC/USD), Euros (BTC/EUR), Yuan (BTC/CNY) and other currencies for bitcoin.

4. developer.bitcoin.org › devguide › block_chainBlock Chain — Bitcoin

   developer.bitcoin.org › devguide › block_chain

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   Block Height And Forking Any Bitcoin miner who successfully hashes a block header to a value below the target threshold can add the entire block to the block chain (assuming the block is otherwise valid). These blocks are commonly addressed by their block height —the number of blocks between them and the first Bitcoin block (block 0, most commonly known as the genesis block).

5. developer.bitcoin.org › devguide › transactionsTransactions — Bitcoin

   developer.bitcoin.org › devguide › transactions

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   As of Bitcoin Core 0.9.3, standard transactions must also meet the following conditions: The transaction must be finalized: either its locktime must be in the past (or less than or equal to the current block height), or all of its sequence numbers must be 0xffffffff. The transaction must be smaller than 100,000 bytes.

6. bitcoin.org › en › spend-bitcoinSpending Bitcoin - Bitcoin

   bitcoin.org › en › spend-bitcoin

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   Find products for sale online One common use for Bitcoin is making purchases online. There are hundreds of online shops and retailers that accept Bitcoin. Using a search engine like Spendabit you can search through millions of products, all available for purchase with bitcoins.

7. bitcoin.org › en › about-usAbout bitcoin.org

   bitcoin.org › en › about-us

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   Give an accurate description of Bitcoin properties, potential uses and limitations. Display transparent alerts and events regarding the Bitcoin network. Invite talented humans to help with Bitcoin development at many levels. Provide visibility to the large scale Bitcoin ecosystem. Improve Bitcoin worldwide accessibility with internationalization.