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Questions tagged [genesis-block]

Refers to the very first block of a new blockchain based cryptocurrency.

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What is the source of initial transactions of bitcoin?

Sorry, if I am wrong or silly! It is understood that: a) Satoshi Nakamoto sent the first transaction to developer Hal Finney on January 12, 2009, the genesis block contains 1,073 transactions and he ...
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1answer
241 views

Can I look for transaction in the genesis block?

I'm testing bitcoin and, as an experiment, I added a transaction after the coinbase to the genesis block. However, it appears that it can't be searched with the rpc commands. Why is that? I already ...
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1answer
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Mining with CPU on difficulty 1

I have been playing around cloning Peercoin client. I have found the genesis block for main net, but now I'm trying to mine the block 1 with difficulty set on 1. I connected 4 machines all doing about ...
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1answer
568 views

Different hash while creating genesis block

I've created a genesis block following this instructions: https://bitcointalk.org/index.php?topic=181981.0 Using this data: ./genesis ...
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1answer
371 views

Blocks fail to create in Altcoin

I have cloned litecoin and i am creating altcoin. I have successfully mined genesis block using GenesisH0 and compilation all works fine. I am trying to mine new coins in mainnet, When i try to ...
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1answer
153 views

Modify Coin Amount in Genesis Block Cryptonote

I am busy creating a CryptoNote based Altcoin for a client of mine to use in their pub. He'd like to have it fairly heavily premined. I'm aware that the easiest way to do this is to modify the ...
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1answer
1k views

Cannot mine Genesis / First Block (PIVX Fork / Clone)

Whatever I do, I am unable to mine the 1st block after the genesis block. All the while, I have assumed that I have mined the Genesis block, and I am unable to mine the 1st block using "setgenerate ...
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1answer
117 views

Failed of genesis!

fruitd: chainparams.cpp:207: CMainParams::CMainParams(): Assertion `consensus.hashGenesisBlock == uint256S("0x000000004421dbf94542db9b40e4bc60da8ce6b793f00924cadf5677d364a6a1")' failed. Aborted used ...
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1answer
114 views

blockchain. How worked at the beginning?

I would know some things about the creation of a blockchain for cryptocurrency (I let assume for simplicity Bitcoins). I red online that miners verify the blockchain, and when they verify a block, ...
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0answers
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Blake-256 genesis block generation helpint

I'm making my own coin and get problem to generate genesis for my fork. Genesis need to be blake-256. I was found this git https://github.com/lhartikk/GenesisH0 and tryed to use this script, i also ...
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0answers
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Why for creating a new test coin is suggested to use Litecoin code?

I think I'd prefer to use Bitcoin code. Is there a reason that LiteCoin is preferred? As far as I know, for creating a different coin from BTC source I need to create a genesis block and remove the ...
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0answers
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How to check that Genesis Block has valid proof of work using CheckProofOfWork() function?

I have been learning the ins and outs of the bitcoin source code over the past 3 months but I can say I have not fully mastered it yet. I wish to understand how the genesis block is validated using ...
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0answers
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How to reduce Proof of Work in bitcoind?

I am trying to create a new genesis block. But it is taking too long to compute (still running). How do I reduce ProofOfWork needed ? Is it this line that I have to modify ? chainparams.cpp#L117 ...
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0answers
284 views

Making an altcoin (for fun, not to use), and after finding MerkleRoot and genesis block, I still get errors

I'm making a PoW/PoS hybrid coin for fun (nobody will actually use it). I already found the Merkle root and mined the genesis block and got the nonce and things like that. I inserted them into the ...
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0answers
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What does “mix hash” mean in the genesis.json?

Whenever I deployed my Ethereum test net, I usually typed 'genesis.json' from the example code. In this point, all I want to know is the difference between difficulty and mix hash. I know that ...
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0answers
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Is the connection problem between the Fork Litecoin wallets?

Recently, I decided to check how Litecoin wallets work on UBUNTU and found how to create the Fork Litecoin according to the Instructions. I have two computers, both have a VMware virtual machine ...
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0answers
313 views

How to mine a masternode altcoin fork without “setgenerate”-feature in wallet?

I´m doing some educational altcoin development (for fun, NOT for money) and I have a similar problem like the guy in this thread: New altcoin. Cpuminer gives me "booo" I forked this coin: ...
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0answers
188 views

Are there any Bitcoin alt-coin creation tutorials above version 0.15.0?

There are many How to make an alt-coin tutorials out there, but all the ones I have seen are from 2015 or earlier (most are around 2013-2014). Bitcoin has changed dramatically since then, and I am ...
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1k views

Generating genesis hash for multiple algorithm

I am learning crypto-currency developement. Right now i am compiling some wallets (Bitcoin, Litecoin, Dash, Pivx ) and getting into the building process with gitian. I also read the source code and ...