Official logo from bitcoin.org
|
|
| Denominations | |
|---|---|
| Plural | Bitcoins |
| Symbol | ₿ (Unicode: U+20BF ₿ BITCOIN SIGN)[1] |
| Code | BTC |
| Precision | 10−8 |
| Subunits | |
| 1⁄1000 | Millibitcoin |
| 1⁄1000000 | Microbitcoin |
| 1⁄100000000 | Satoshi[a][2] |
| Development | |
| Original author(s) | Satoshi Nakamoto |
| White paper | "Bitcoin: A Peer-to-Peer Electronic Cash System" |
| Implementation(s) | Bitcoin Core |
| Initial release | 0.1.0 / 9 January 2009 (15 years ago) (2009-01-09) |
| Latest release | 28.0 / 4 October 2024 (48 days ago) (2024-10-04)[3] |
| Code repository | github |
| Development status | Active |
| Written in | C++ |
| Source model | Free and open-source software |
| License | MIT License |
| Ledger | |
| Ledger start | 3 January 2009 (15 years ago) (2009-01-03) |
| Timestamping scheme | Proof of work (partial hash inversion) |
| Hash function | SHA-256 (two rounds) |
| Issuance schedule | Decentralized (block reward) Initially ₿50 per block, halved every 210,000 blocks |
| Block reward | ₿3.125 (as of 2024[update]) |
| Block time | 10 minutes |
| Circulating supply | ₿19,591,231 (as of 6 January 2024[update]) |
| Supply limit | ₿21,000,000[b] |
| Valuation | |
| Exchange rate | Floating |
| Demographics | |
| Official user(s) | El Salvador[4] |
| Website | |
| Website | bitcoin |
|
Official logo from bitcoin.org
|
|
| Denominations | |
|---|---|
| Plural | Bitcoins |
| Symbol | ₿ (Unicode: U+20BF ₿ BITCOIN SIGN)[1] |
| Code | BTC |
| Precision | 10−8 |
| Subunits | |
| 1⁄1000 | Millibitcoin |
| 1⁄1000000 | Microbitcoin |
| 1⁄100000000 | Satoshi[a][2] |
| Development | |
| Original author(s) | Satoshi Nakamoto |
| White paper | "Bitcoin: A Peer-to-Peer Electronic Cash System" |
| Implementation(s) | Bitcoin Core |
| Initial release | 0.1.0 / 9 January 2009 (15 years ago) (2009-01-09) |
| Latest release | 28.0 / 4 October 2024 (48 days ago) (2024-10-04)[3] |
| Code repository | github |
| Development status | Active |
| Written in | C++ |
| Source model | Free and open-source software |
| License | MIT License |
| Ledger | |
| Ledger start | 3 January 2009 (15 years ago) (2009-01-03) |
| Timestamping scheme | Proof of work (partial hash inversion) |
| Hash function | SHA-256 (two rounds) |
| Issuance schedule | Decentralized (block reward) Initially ₿50 per block, halved every 210,000 blocks |
| Block reward | ₿3.125 (as of 2024[update]) |
| Block time | 10 minutes |
| Circulating supply | ₿19,591,231 (as of 6 January 2024[update]) |
| Supply limit | ₿21,000,000[b] |
| Valuation | |
| Exchange rate | Floating |
| Demographics | |
| Official user(s) | El Salvador[4] |
| Website | |
| Website | bitcoin |
Subtopics
