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• Proof of work
  ...k is adjusted so as to limit the rate at which new blocks can be generated by the network to one every 10 minutes. Due to the very low probability of suc ...r contain a large amount of work. Changing a block (which can only be done by making a new block containing the same predecessor) requires regenerating a
  5 KB (784 words) - 13:54, 6 June 2020
• API reference (JSON-RPC)
  ...-server''. You can control it via the command-line bitcoin-cli utility or by [http://json-rpc.org/wiki/specification HTTP JSON-RPC] commands. ...uthentication] must be used when communicating with it, and, for security, by default, the server only accepts connections from other processes on the sa
  23 KB (2,757 words) - 13:51, 22 August 2021
• Bitcoin.it Wiki Contributors' Award
  The Contributors' Award was a contest offered by [[User:MagicalTux|MagicalTux]] intended as a way to divide wiki donations a Only a bitcoin address put there by the user himself would be accepted.
  5 KB (855 words) - 01:00, 6 April 2014
• Protocol documentation
  ...Bitcoin protocol is specified by the behavior of the reference client, not by this page. In particular, while this page is quite complete in describing t ...' components into a single byte stream (this is also what OpenSSL produces by default).
  59 KB (8,414 words) - 18:08, 30 July 2021
• Securing your wallet
  The wallet contains a pool of queued keys. By default there are 100 keys in the [[key pool]]. The size of the pool is co ...ot logged in as that user, data that is saved there can't be browsed, even by a root user. If something goes wrong with your system, and you need to decr
  24 KB (3,885 words) - 22:09, 17 June 2020
• QBitcoin Wallet
  Wallet encryption is achevied by storing a 4096 bytes RSA key pair in the wallet. The private key is encrypt
  2 KB (343 words) - 22:08, 15 January 2011
• Invoice address
  Invoices can be generated at no cost by any user of Bitcoin. Like e-mail addresses, you can send bitcoins to a person by sending bitcoins to one of their invoice addresses.
  8 KB (1,314 words) - 18:54, 23 October 2020
• Privacy
  * Use a wallet backed by your own [[full node]] or [[client-side block filtering]], definitely not a The linkages between addresses made by transactions are often called the transaction graph. Alone, this informatio
  159 KB (24,866 words) - 08:59, 31 December 2023
• Cpu Miner
  Communication with the server is done using HTTP POST requests on port 8332 by default, containing JSON-encoded data. For pooled mining, users are require The calculations are performed by multiple concurrent threads, so as to take advantage of the capabilities of
  2 KB (358 words) - 01:31, 1 June 2015
• OpenCL miner
  ...of hardware, both CPUs and GPUs included. OpenCL was originally developed by Apple. ...the forum]</ref> based on the open source CUDA client originally released by puddinpop<ref>[http://www.bitcoin.org/smf/index.php?topic=133.msg13135#msg1
  3 KB (412 words) - 00:14, 18 August 2012
• Vocabulary
  ...ly random, it is prohibitively difficult to try to produce a specific hash by changing the data which is being hashed. ...gnalled replace-by-fee (RBF, BIP125) and the new version increases the fee by at least 1 satoshi/byte.
  12 KB (1,795 words) - 00:39, 24 June 2018
• Block chain
  A '''block chain''' is a transaction database shared by all [[Node|nodes]] participating in a system based on the Bitcoin protocol. Honest generators only build onto a block (by referencing it in blocks they create) if it is the latest block in the long
  5 KB (853 words) - 05:39, 30 January 2024
• Block hashing algorithm
  ...ou calculate has the same chance of winning as every other hash calculated by the network.
  6 KB (947 words) - 17:55, 20 February 2021
• Difficulty
  ...integer arithmetic steps, single floating point divide, and a single scale-by-power-of-2. The average time to find a block can be approximated by calculating:
  9 KB (1,351 words) - 15:07, 30 December 2023
• Hash
  ...he same hash will always result from the same data, but modifying the data by even one bit will completely change the hash. Like all computer data, hashe
  756 bytes (114 words) - 04:16, 7 March 2015
• IP transaction
  ...uring the transaction. When they see that you're sending a Bitcoin payment by IP address, they pretend to be the actual destination and send back ''their
  1 KB (191 words) - 07:55, 23 October 2019
• Man page
  ...r to find the more people who are looking for them). You trade them to me by sending them to my bitcoin address. Inside the software, a messages is cre ...because everybody else can check to see if your coins really were created by the "race" process, or if they were from valid trades.
  11 KB (1,781 words) - 03:09, 12 August 2021
• BIP 0381
  Such restrictions will be specified by those descriptors. Such restrictions will be specified by those descriptors.
  7 KB (1,317 words) - 23:12, 22 April 2024
• Network
  * ''getdata'' - Request a single block or transaction by hash. The time data from all of your peers is collected, and the median is used by Bitcoin for all network tasks that use the time (except for other version m
  8 KB (1,270 words) - 14:13, 13 June 2018
• Script
  ...rmation purposes only. De facto, Bitcoin script is defined by the code run by the network to check the validity of blocks. Positive 0 is represented by a null-length vector.
  27 KB (4,450 words) - 22:25, 26 April 2024
• Target
  ...be lower than or equal to the current target for the block to be accepted by the network. The lower the target, the more [[difficulty|difficult]] it is ...problem more or less difficult. A single retarget never changes the target by more than a factor of 4 either way to prevent large changes in difficulty.
  2 KB (334 words) - 01:47, 15 January 2016
• Miner fees
  ...include in any Bitcoin on-chain [[transaction]]. The fee may be collected by the miner who includes the [[transaction]] in a [[block]]. ...ould be harder and less efficient for the recipient to specify the fee, so by custom the spender is almost always solely responsible for paying all neces
  20 KB (3,181 words) - 08:46, 26 September 2022
• Transaction
  ...ion - it is undefined. Versions greater than 2 are reserved for future use by the protocol. Flag and Witness are mandatory for any transaction that inclu ...sequence number is < 0xFFFFFFFF: Makes the transaction input [[RBF|Replace-By-Fee]]
  15 KB (2,222 words) - 09:52, 17 January 2024
• Weaknesses
  The [[wallet]] is stored unencrypted, by default, and thus becomes a valuable target for theft. Recent releases of Bitcoin makes these attacks more difficult by only making an outbound connection to one IP address per /16 (x.y.0.0). In
  19 KB (3,011 words) - 13:44, 30 October 2023
• X-btc
  ...y Zarutian, but the first version of this wiki page included modifications by theymos. The main design goal is to produce URIs that are concise enough to * encoded_private_key is a base64url encoded private key used by Bitcoin.
  3 KB (553 words) - 22:32, 24 February 2019
• Bitcoin Map
  ...Map''' was a nameless project based on the analysis of addresses exchanged by bitcoin nodes. (This is not to be confused with a collaborative map of Bit Based on the collected information, and by passing the collected IPs through Maxmind's GeoIP database, a map was creat
  2 KB (325 words) - 14:11, 16 September 2014
• Remote miner
  An open source Bitcoin [[Pooled Mining|pooled mining]] server created by puddinpop. ...a JSON-based protocol with the [[RPC Miner]] pooled mining clients created by puddinpop.
  920 bytes (120 words) - 01:31, 1 June 2015
• Fractional Reserve Banking
  ...bitcoin", ponzis and other frauds are exposed. This makes Bitcoin stronger by removing weak players from the system.
  1,009 bytes (162 words) - 11:55, 29 December 2022
• Full Reserve Banking
  Term-deposits and other time liabilities are not limited by a full reserve banking policy. However the bank should plan to have enough In the Bitcoin world, inasmuch as exchanges have acted like banks by holding user Bitcoin balances, we have seen instances of [[Fractional Reser
  3 KB (483 words) - 12:09, 29 December 2022
• Uphold
  * Best in class security, designed and monitored by global experts.
  906 bytes (127 words) - 22:18, 31 March 2016
• Economic calculation problem
  ...nomic Calculation in the Socialist Commonwealth]]" and later expanded upon by [[Friedrich Hayek]]. F. A. Hayek, (1935), "The Nature and History of the Pr ...20s and 1930s, and that specific period of the debate has come to be known by [[Economic history|economic historians]] as ''The [[Socialist Calculation D
  4 KB (557 words) - 18:17, 26 December 2015
• Design of Cryptocurrency for a Sovereign Nation
  [[File:Cryptocurrency by a sovereign (2).jpg|thumbnail|Eradicator of Underground Economy]] ...Underground Economy (final).pdf|thumbnail|Design of Cryptocurrency for use by Sovereign Nation (PDF)]]
  24 KB (3,955 words) - 23:56, 9 January 2018
• Bitcoin Core 0.11 (ch 3): Initialization and Startup
  This stores uncompressed blocks of LevelDB data and is managed by LevelDB, as described in [http://leveldb.googlecode.com/git-history/1.17/do By "blockchain" this means the entire block tree (all known blocks, not just t
  12 KB (1,879 words) - 12:54, 27 June 2020
• Payment channels
  ...to be written, each must sign a higher sequence number (see IsNewerThan). By signing, an input owner says "I agree to put my money in, if everyone puts The parties could create a pre-agreed default option by creating a higher nSequenceNumber tx using OP_CHECKMULTISIG that requires a
  15 KB (2,209 words) - 07:45, 4 October 2021
• Bitcoin Core 0.11 (ch 2): Data Storage
  ...hange.com/questions/11104/what-is-the-database-for?rq=1 StackExchange post by Pieter Wuille (2013)] * Calculate the total disk usage by block & undo files
  25 KB (4,068 words) - 12:54, 27 June 2020
• Bitcoin Charts
  '''Bitcoin Charts''', run and maintained by tcatm, is a collection of statistics and graphs about the bitcoin economy.
  452 bytes (59 words) - 23:51, 27 July 2012
• Chrome Bitcoin Extension
  ...er that make payment from the browser possible. Its development was funded by forum users, who made pledges totaling 300 BTC.
  236 bytes (35 words) - 21:57, 20 September 2011
• Bitcoin Market
  ...Market''' was a [[bitcoin]] [[currency exchange]] site owned and operated by [[bitcointalk]] user dwdollar. ...ref>[https://bitcointalk.org/index.php?topic=20.msg748#msg748 Announcement by dwdollar]</ref>
  1 KB (154 words) - 01:04, 22 September 2017
• Gribble
  ...rate, in a given time period, at given difficulty. uses current difficulty by default. ...late expected BTC generation per day and per hour. uses current difficulty by default.
  14 KB (2,033 words) - 19:11, 22 November 2017
• Pooled mining
  A '''share''' is awarded by the mining pool to the clients who present a valid [[proof of work]] of the ...problem with pooled mining is that steps must be taken to prevent cheating by the clients and the server. Currently there are several different approache
  6 KB (982 words) - 10:26, 23 June 2020
• Bitcoin-OTC
  ...ll trades are conducted between users directly, without any intermediation by the marketplace. The system calculates the cumulative trust received by a user from all ratings. Through the web interface, users can explore the t
  4 KB (553 words) - 20:04, 6 July 2021
• Elevator speech
  supply is limited and not controlled by any party.
  637 bytes (95 words) - 17:34, 24 August 2011
• Currency exchange
  ...to banks. One first deposits amounts of money in the currencies supported by the exchange, to his own account in the exchange, uses these balances to tr ...exchange for another currency at a maximum price-per-bitcoin which is set by the offerer. "Sell" orders (or "asks") are offers to sell bitcoins at a min
  5 KB (906 words) - 11:13, 29 April 2020
• How bitcoin works
  ...hat the message is authentic. The complete history of transactions is kept by everyone, so anyone can verify who is the current owner of any particular g ...generate a valid block. This way, no party can overwrite previous records by just forking the chain.
  10 KB (1,613 words) - 07:36, 4 February 2018
• Controlled supply
  ...ps://isidore.co/calibre/browse/book/5277 <i>Interest and Usury</i>] p. 220 by [https://www.jstor.org/stable/29769582 Fr. Bernard W. Dempsey, S.J.] (1903- In a centralized economy, currency is issued by a central bank at a rate that is supposed to match the growth of the amount
  20 KB (2,256 words) - 04:37, 20 April 2024
• Development process
  ...uilt and tested, and periodically given a "release candidate" tag followed by a version tag which is then an official, stable Bitcoin Core release.
  2 KB (360 words) - 16:31, 17 June 2020
• Myths
  * They can be destroyed by attacking the central point of control * Arbitrary rules can be imposed upon their users by the controllers
  34 KB (5,321 words) - 20:21, 30 August 2022
• Tor
  ...not only hiding the content of messages, but also hiding who is talking to whom (traffic analysis). Tor provides anonymous connections that are strongly re ...to torify it. Briefly, it involves changing the SOCKS5 proxy settings used by the application (for example, <code>wget</code> or a browser) to point to 1
  15 KB (2,499 words) - 05:55, 26 August 2022
• Dump format
  The abstract script consists of a series of words separated by spaces, evaluated from left to right. The mnemonic for each opcode is given ...list of hashes in the Merkle tree. You can see how the tree is constructed by looking at the ordering. The bottom tier is listed first, then the next-hig
  6 KB (975 words) - 16:01, 17 August 2015
• Tonal Bitcoin
  ...ernative to the decimal and SI ("metric") system, which improves usability by allowing for infinite binary division (note that Bitcoin protocol support i In tonal, you would count: an, de, ti, go, su, by, ra, me, ni, ko, hu, vy, la, po, fy, ton, ton-an, etc...
  9 KB (1,334 words) - 23:59, 3 May 2017

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