Bitcoin: Difference between revisions
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Cryptowiki (talk | contribs) Created page with "{| class="infobox" style="width:270px; font-size:90%; line-height:1.3; border:1px solid #aaa; background:#f7f9fa; float:left; margin:0 1em 1em 0;" |- | colspan="2" style="text-align:center; font-size:110%; background:#f7f9fa;" | '''Bitcoin''' |- | colspan="2" style="text-align:center; background:#f7f9fa;" | 150px |- | colspan="2" style="text-align:center; font-size:85%; color:#555; background:#f7f9fa;" | Commonly used logo of bitcoin |- ! colspa..." |
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{| class="infobox" style="width:270px; font-size:90%; line-height:1.3; border:1px solid #aaa; background:#f7f9fa; float: | {| class="infobox" style="width:270px; font-size:90%; line-height:1.3; border:1px solid #aaa; background:#f7f9fa; float:right; margin:0 1em 1em 0;" | ||
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| colspan="2" style="text-align:center; font-size:110%; background:#f7f9fa;" | '''Bitcoin''' | | colspan="2" style="text-align:center; font-size:110%; background:#f7f9fa;" | '''Bitcoin''' | ||
Revision as of 07:10, 18 November 2025
| Bitcoin | |
| File:Bitcoin logo.svg | |
| Commonly used logo of bitcoin | |
| Denominations | |
|---|---|
| Plural | Bitcoins |
| Symbol | ₿ (Unicode: U+20BF ₿ BITCOIN SIGN) |
| Code | BTC |
| Precision | 10⁻⁸ |
| Subunits |
|
| Development | |
| Original author | Satoshi Nakamoto |
| White paper | Bitcoin: A Peer-to-Peer Electronic Cash System |
| Implementation | Bitcoin Core |
| Initial release | 0.1.0 / 9 January 2009 (16 years ago) |
| Latest release | 30.0.0 / 11 October 2025 (34 days ago) |
| Code repository | GitHub |
| Development status | Active |
| Written in | C++ |
| Source model | Free and Open Source Software |
| License | MIT Licence |
| Ledger | |
| Ledger start | 3 January 2009 (16 years ago) |
| Timestamping scheme | Proof of work (partial hash inversion) |
| Hash function | SHA-256 (two rounds) |
| Issuance | Decentralized (block reward), Initially ₿50 per block, halved every 210,000 blocks |
| Block reward | ₿3.125 (as of 2025) |
| Block time | 10 minutes |
| Circulating supply | ₿19,934,271 (as of 14 October 2025) |
| Supply limit | ₿21,000,000 |
| Valuation | |
| Exchange rate | Floating |
| Website | bitcoin.org |
