![\"\"](\"https:\/\/marcoferrigno.net\/wp-content\/uploads\/2024\/04\/The-Bitcoin-Halving-Phenomenon-A-New-Technical-Era-and-a-New-Ethical-Turning-Point-1024x683.png\")
<\/figure>\n<\/div>\n\n\n\n\n\n\nIndex<\/strong><\/h3>\n\n\n\n\n- What is Bitcoin Halving?<\/a><\/li>\n\n\n\n
- History of the Halvings<\/a><\/li>\n\n\n\n
- Technical Implications<\/a><\/li>\n\n\n\n
- Bitcoin Source Code Analysis: Managing the Halving<\/a><\/li>\n\n\n\n
- Impact on the Market<\/a><\/li>\n\n\n\n
- Halving and Ethical Adoption of Bitcoin<\/a><\/li>\n\n\n\n
- Conclusion<\/a><\/li>\n<\/ul>\n\n\n\n
What is Bitcoin Halving?<\/strong><\/h3>\n\n\n\nThe Bitcoin halving is a scheduled event that halves the reward given to miners<\/strong> for each block of transactions added to the blockchain. Initially set at 50 bitcoins per block in 2009, this reward was designed to decrease by half every 210,000 blocks<\/strong>, or approximately every four years. This mechanism ensures that the total number of bitcoins in circulation asymptotically approaches the upper limit of 21 million<\/strong>, an attempt to mimic the scarcity and incremental value typical of natural resources such as gold.<\/p>\n\n\n\nHistory of the Halvings<\/strong><\/h3>\n\n\n\nSince Bitcoin launched in 2009, there have been several halving events, each marking a turning point for the network and its ecosystem of users and miners. The initial halving occurred in November 2012<\/strong>, when the block reward was reduced from 50 to 25 bitcoins. Subsequently, in July 2016<\/strong> and May 2020<\/strong>, the reward was further halved to 12.5 and then 6.25 bitcoins, respectively. To date, the last halving is in April 2024<\/strong> which brought the reward from 6.25 to 3.125. Each halving was accompanied by intense debate and speculation about how it would affect the price of Bitcoin and the overall health of the network.<\/p>\n\n\n\nTechnical Implications<\/strong><\/h3>\n\n\n\nThe Bitcoin halving brings with it significant technical implications for the network and its participants, particularly miners. Reducing the block reward directly impacts mining profitability<\/strong>, prompting miners to evaluate the efficiency of their operations. With each halving, less efficient mining hardware becomes economically unviable, driving an evolution towards more advanced and energy-efficient technologies.<\/p>\n\n\n\nNetwork Security<\/strong><\/h4>\n\n\n\nThe security of the Bitcoin network largely depends on the hashrate<\/a><\/strong>, i.e. the total computational power used for mining and validating transactions. While in theory halving could reduce the incentive to mine, reducing hash rate and potentially security, in practice this has never happened. After each halving, Bitcoin’s hashrate continued to grow<\/a><\/strong>, thanks to the increase in value of Bitcoin and technological advancements in the mining industry.<\/p>\n\n\n\nMining Sustainability<\/strong><\/h4>\n\n\n\nThe halving also incentivizes the mining industry<\/a><\/strong> towards greater sustainability<\/strong>. With smaller rewards, only the most energy-efficient mining operations can remain competitive<\/strong>, pushing the entire industry towards greener solutions. This is crucial to Bitcoin’s public image, which is often criticized for its environmental impact.<\/p>\n\n\n\nBitcoin Source Code Analysis: Managing the Halving<\/strong><\/h3>\n\n\n\nIt is clear that Bitcoin’s halving mechanism is a fundamental element of the protocol<\/strong> that ensures the deflationary nature of the cryptocurrency. To understand how this mechanism is implemented in the code, we will directly explore the Bitcoin Core source code available on GitHub<\/a><\/strong>.<\/p>\n\n\n\nBlock validation and reward calculation<\/strong><\/h4>\n\n\n\nThe ‘src\/validation.cpp<\/a>‘<\/strong> file is crucial to understanding the halving process. It contains the code that validates new blocks and transactions, establishing the fundamental consensus rules. The ‘GetBlockSubsidy<\/strong>‘ function is particularly relevant:<\/p>\n\n\n\n\n\nCAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n
What is Bitcoin Halving?<\/strong><\/h3>\n\n\n\nThe Bitcoin halving is a scheduled event that halves the reward given to miners<\/strong> for each block of transactions added to the blockchain. Initially set at 50 bitcoins per block in 2009, this reward was designed to decrease by half every 210,000 blocks<\/strong>, or approximately every four years. This mechanism ensures that the total number of bitcoins in circulation asymptotically approaches the upper limit of 21 million<\/strong>, an attempt to mimic the scarcity and incremental value typical of natural resources such as gold.<\/p>\n\n\n\nHistory of the Halvings<\/strong><\/h3>\n\n\n\nSince Bitcoin launched in 2009, there have been several halving events, each marking a turning point for the network and its ecosystem of users and miners. The initial halving occurred in November 2012<\/strong>, when the block reward was reduced from 50 to 25 bitcoins. Subsequently, in July 2016<\/strong> and May 2020<\/strong>, the reward was further halved to 12.5 and then 6.25 bitcoins, respectively. To date, the last halving is in April 2024<\/strong> which brought the reward from 6.25 to 3.125. Each halving was accompanied by intense debate and speculation about how it would affect the price of Bitcoin and the overall health of the network.<\/p>\n\n\n\nTechnical Implications<\/strong><\/h3>\n\n\n\nThe Bitcoin halving brings with it significant technical implications for the network and its participants, particularly miners. Reducing the block reward directly impacts mining profitability<\/strong>, prompting miners to evaluate the efficiency of their operations. With each halving, less efficient mining hardware becomes economically unviable, driving an evolution towards more advanced and energy-efficient technologies.<\/p>\n\n\n\nNetwork Security<\/strong><\/h4>\n\n\n\nThe security of the Bitcoin network largely depends on the hashrate<\/a><\/strong>, i.e. the total computational power used for mining and validating transactions. While in theory halving could reduce the incentive to mine, reducing hash rate and potentially security, in practice this has never happened. After each halving, Bitcoin’s hashrate continued to grow<\/a><\/strong>, thanks to the increase in value of Bitcoin and technological advancements in the mining industry.<\/p>\n\n\n\nMining Sustainability<\/strong><\/h4>\n\n\n\nThe halving also incentivizes the mining industry<\/a><\/strong> towards greater sustainability<\/strong>. With smaller rewards, only the most energy-efficient mining operations can remain competitive<\/strong>, pushing the entire industry towards greener solutions. This is crucial to Bitcoin’s public image, which is often criticized for its environmental impact.<\/p>\n\n\n\nBitcoin Source Code Analysis: Managing the Halving<\/strong><\/h3>\n\n\n\nIt is clear that Bitcoin’s halving mechanism is a fundamental element of the protocol<\/strong> that ensures the deflationary nature of the cryptocurrency. To understand how this mechanism is implemented in the code, we will directly explore the Bitcoin Core source code available on GitHub<\/a><\/strong>.<\/p>\n\n\n\nBlock validation and reward calculation<\/strong><\/h4>\n\n\n\nThe ‘src\/validation.cpp<\/a>‘<\/strong> file is crucial to understanding the halving process. It contains the code that validates new blocks and transactions, establishing the fundamental consensus rules. The ‘GetBlockSubsidy<\/strong>‘ function is particularly relevant:<\/p>\n\n\n\n\n\nCAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n
History of the Halvings<\/strong><\/h3>\n\n\n\nSince Bitcoin launched in 2009, there have been several halving events, each marking a turning point for the network and its ecosystem of users and miners. The initial halving occurred in November 2012<\/strong>, when the block reward was reduced from 50 to 25 bitcoins. Subsequently, in July 2016<\/strong> and May 2020<\/strong>, the reward was further halved to 12.5 and then 6.25 bitcoins, respectively. To date, the last halving is in April 2024<\/strong> which brought the reward from 6.25 to 3.125. Each halving was accompanied by intense debate and speculation about how it would affect the price of Bitcoin and the overall health of the network.<\/p>\n\n\n\nTechnical Implications<\/strong><\/h3>\n\n\n\nThe Bitcoin halving brings with it significant technical implications for the network and its participants, particularly miners. Reducing the block reward directly impacts mining profitability<\/strong>, prompting miners to evaluate the efficiency of their operations. With each halving, less efficient mining hardware becomes economically unviable, driving an evolution towards more advanced and energy-efficient technologies.<\/p>\n\n\n\nNetwork Security<\/strong><\/h4>\n\n\n\nThe security of the Bitcoin network largely depends on the hashrate<\/a><\/strong>, i.e. the total computational power used for mining and validating transactions. While in theory halving could reduce the incentive to mine, reducing hash rate and potentially security, in practice this has never happened. After each halving, Bitcoin’s hashrate continued to grow<\/a><\/strong>, thanks to the increase in value of Bitcoin and technological advancements in the mining industry.<\/p>\n\n\n\nMining Sustainability<\/strong><\/h4>\n\n\n\nThe halving also incentivizes the mining industry<\/a><\/strong> towards greater sustainability<\/strong>. With smaller rewards, only the most energy-efficient mining operations can remain competitive<\/strong>, pushing the entire industry towards greener solutions. This is crucial to Bitcoin’s public image, which is often criticized for its environmental impact.<\/p>\n\n\n\nBitcoin Source Code Analysis: Managing the Halving<\/strong><\/h3>\n\n\n\nIt is clear that Bitcoin’s halving mechanism is a fundamental element of the protocol<\/strong> that ensures the deflationary nature of the cryptocurrency. To understand how this mechanism is implemented in the code, we will directly explore the Bitcoin Core source code available on GitHub<\/a><\/strong>.<\/p>\n\n\n\nBlock validation and reward calculation<\/strong><\/h4>\n\n\n\nThe ‘src\/validation.cpp<\/a>‘<\/strong> file is crucial to understanding the halving process. It contains the code that validates new blocks and transactions, establishing the fundamental consensus rules. The ‘GetBlockSubsidy<\/strong>‘ function is particularly relevant:<\/p>\n\n\n\n\n\nCAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n
Technical Implications<\/strong><\/h3>\n\n\n\nThe Bitcoin halving brings with it significant technical implications for the network and its participants, particularly miners. Reducing the block reward directly impacts mining profitability<\/strong>, prompting miners to evaluate the efficiency of their operations. With each halving, less efficient mining hardware becomes economically unviable, driving an evolution towards more advanced and energy-efficient technologies.<\/p>\n\n\n\nNetwork Security<\/strong><\/h4>\n\n\n\nThe security of the Bitcoin network largely depends on the hashrate<\/a><\/strong>, i.e. the total computational power used for mining and validating transactions. While in theory halving could reduce the incentive to mine, reducing hash rate and potentially security, in practice this has never happened. After each halving, Bitcoin’s hashrate continued to grow<\/a><\/strong>, thanks to the increase in value of Bitcoin and technological advancements in the mining industry.<\/p>\n\n\n\nMining Sustainability<\/strong><\/h4>\n\n\n\nThe halving also incentivizes the mining industry<\/a><\/strong> towards greater sustainability<\/strong>. With smaller rewards, only the most energy-efficient mining operations can remain competitive<\/strong>, pushing the entire industry towards greener solutions. This is crucial to Bitcoin’s public image, which is often criticized for its environmental impact.<\/p>\n\n\n\nBitcoin Source Code Analysis: Managing the Halving<\/strong><\/h3>\n\n\n\nIt is clear that Bitcoin’s halving mechanism is a fundamental element of the protocol<\/strong> that ensures the deflationary nature of the cryptocurrency. To understand how this mechanism is implemented in the code, we will directly explore the Bitcoin Core source code available on GitHub<\/a><\/strong>.<\/p>\n\n\n\nBlock validation and reward calculation<\/strong><\/h4>\n\n\n\nThe ‘src\/validation.cpp<\/a>‘<\/strong> file is crucial to understanding the halving process. It contains the code that validates new blocks and transactions, establishing the fundamental consensus rules. The ‘GetBlockSubsidy<\/strong>‘ function is particularly relevant:<\/p>\n\n\n\n\n\nCAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n
Network Security<\/strong><\/h4>\n\n\n\nThe security of the Bitcoin network largely depends on the hashrate<\/a><\/strong>, i.e. the total computational power used for mining and validating transactions. While in theory halving could reduce the incentive to mine, reducing hash rate and potentially security, in practice this has never happened. After each halving, Bitcoin’s hashrate continued to grow<\/a><\/strong>, thanks to the increase in value of Bitcoin and technological advancements in the mining industry.<\/p>\n\n\n\nMining Sustainability<\/strong><\/h4>\n\n\n\nThe halving also incentivizes the mining industry<\/a><\/strong> towards greater sustainability<\/strong>. With smaller rewards, only the most energy-efficient mining operations can remain competitive<\/strong>, pushing the entire industry towards greener solutions. This is crucial to Bitcoin’s public image, which is often criticized for its environmental impact.<\/p>\n\n\n\nBitcoin Source Code Analysis: Managing the Halving<\/strong><\/h3>\n\n\n\nIt is clear that Bitcoin’s halving mechanism is a fundamental element of the protocol<\/strong> that ensures the deflationary nature of the cryptocurrency. To understand how this mechanism is implemented in the code, we will directly explore the Bitcoin Core source code available on GitHub<\/a><\/strong>.<\/p>\n\n\n\nBlock validation and reward calculation<\/strong><\/h4>\n\n\n\nThe ‘src\/validation.cpp<\/a>‘<\/strong> file is crucial to understanding the halving process. It contains the code that validates new blocks and transactions, establishing the fundamental consensus rules. The ‘GetBlockSubsidy<\/strong>‘ function is particularly relevant:<\/p>\n\n\n\n\n\nCAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n
Mining Sustainability<\/strong><\/h4>\n\n\n\nThe halving also incentivizes the mining industry<\/a><\/strong> towards greater sustainability<\/strong>. With smaller rewards, only the most energy-efficient mining operations can remain competitive<\/strong>, pushing the entire industry towards greener solutions. This is crucial to Bitcoin’s public image, which is often criticized for its environmental impact.<\/p>\n\n\n\nBitcoin Source Code Analysis: Managing the Halving<\/strong><\/h3>\n\n\n\nIt is clear that Bitcoin’s halving mechanism is a fundamental element of the protocol<\/strong> that ensures the deflationary nature of the cryptocurrency. To understand how this mechanism is implemented in the code, we will directly explore the Bitcoin Core source code available on GitHub<\/a><\/strong>.<\/p>\n\n\n\nBlock validation and reward calculation<\/strong><\/h4>\n\n\n\nThe ‘src\/validation.cpp<\/a>‘<\/strong> file is crucial to understanding the halving process. It contains the code that validates new blocks and transactions, establishing the fundamental consensus rules. The ‘GetBlockSubsidy<\/strong>‘ function is particularly relevant:<\/p>\n\n\n\n\n\nCAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n
Bitcoin Source Code Analysis: Managing the Halving<\/strong><\/h3>\n\n\n\nIt is clear that Bitcoin’s halving mechanism is a fundamental element of the protocol<\/strong> that ensures the deflationary nature of the cryptocurrency. To understand how this mechanism is implemented in the code, we will directly explore the Bitcoin Core source code available on GitHub<\/a><\/strong>.<\/p>\n\n\n\nBlock validation and reward calculation<\/strong><\/h4>\n\n\n\nThe ‘src\/validation.cpp<\/a>‘<\/strong> file is crucial to understanding the halving process. It contains the code that validates new blocks and transactions, establishing the fundamental consensus rules. The ‘GetBlockSubsidy<\/strong>‘ function is particularly relevant:<\/p>\n\n\n\n\n\nCAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n
Block validation and reward calculation<\/strong><\/h4>\n\n\n\nThe ‘src\/validation.cpp<\/a>‘<\/strong> file is crucial to understanding the halving process. It contains the code that validates new blocks and transactions, establishing the fundamental consensus rules. The ‘GetBlockSubsidy<\/strong>‘ function is particularly relevant:<\/p>\n\n\n\n\n\nCAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n
CAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams) {
int halvings = nHeight \/ consensusParams.nSubsidyHalvingInterval;
if (halvings >= 64)
return 0; \/\/ Reward is zero after 64 halvings
CAmount nSubsidy = 50 * COIN;
nSubsidy >>= halvings; \/\/ Subsidy is halved every 210,000 blocks
return nSubsidy;
}<\/pre>\n<\/div>\n<\/div>\n\n\n\nThis feature calculates the block reward based on the block height and the number of halvings that have occurred, halving it every 210,000 blocks, until it is reduced to zero.<\/p>\n\n\n\n
Definition of monetary limits<\/strong><\/h4>\n\n\n\nIn ‘src\/consensus\/amount.h<\/a>‘<\/strong>, we find the definition of monetary limits for Bitcoin quantities, which includes the calculation for the maximum possible reward:<\/p>\n\n\n\nstatic constexpr CAmount MAX_MONEY = 21000000 * COIN;
inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }<\/pre>\n\n\n\nThis shard sets the cap of 21 million Bitcoins that can ever be created, ensuring the limited supply of Bitcoins.<\/p>\n\n\n\n
Network parameters and Halving interval<\/strong><\/h4>\n\n\n\n