The genesis block

This is the first block in the Bitcoin blockchain. The genesis block was hardcoded in the bitcoin core software. It is in the chainparams.cpp file (https://github.com/bitcoin/bitcoin/blob/master/src/chainparams.cpp):

static CBlock CreateGenesisBlock(uint32_t nTime, uint32_t nNonce, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward) 
{ 
   const char* pszTimestamp = "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks"; 
   const CScript genesisOutputScript = CScript() <<  ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG; return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, ...

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