Questions tagged [altcoin-development]

Questions about alternative cryptocurrencies are off topic unless they are applicable to Bitcoin.

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2
votes
1answer
948 views

Why doesn't changing MAX_MONEY change the maximum number of coins?

I've changed MAX_MONEY to decrease the number of coins issued in my altcoin, but it's not working. Why?
2
votes
3answers
13k views

How can I create a new Genesis Block?

I'm trying to create a testcoin using litecoin. To create genesis block I changed some lines to : block.nTime = 1390948469; // current time uint256 hashGenesisBlock("0x"); //I dont now it's true or ...
2
votes
2answers
1k views

Where do i start for creating altcoin?

Where do i start for creating a bitcoin altcoin? Like for changing block times, names, coin max, etc? I know what i want to change but I don't know where to change the code for the basic things ...
3
votes
1answer
2k views

Which cryptocurrency has the smallest block time?

What is the lowest block time of any cryptocurrency? I don't mean the time of an individual block, but the target time per block. What is the shortest reasonable block interval?
15
votes
8answers
3k views

Are there algorithms that could be used for mining that resist acceleration with ASICs?

In my related question about mining algorithms that balance CPU and GPU it came up that such an algorithm would tremendously increase the incentive for people to create mining botnets. The prospect of ...
7
votes
1answer
8k views

When making an altcoin copy of Bitcoin, where should one start?

In attempting to create a clone, a few things have to be considered... things like block time, reward, etc are often changed. What other things should be considered when messing with the source code?
5
votes
5answers
2k views

What advantages do “alt-coins” have over bitcoin?

I'm struggling to see the importance of alt-coins. It seems to me that one of the major selling points of the various alt-coins is their quicker confirmation times. The common argument is: this is ...
9
votes
2answers
4k views

Bitcoin without mining - what needs to be implemented

I have read this related question - Bitcoin without mining and I am trying to understand the very basics of Bitcoin network and the blockchain. I wonder, if we take the mining out of Bitcoin, what ...
1
vote
1answer
2k views

Where can I learn how to create my own blockchain with a new transaction scheme?

I am trying to create my own blockchain with my own transactions but there is not much information on how this works in detail. Basically I want to create a transaction with my own structure using ...
3
votes
1answer
1k views

What precisely are vSeeds “seednodes”, how to they work, how to create one for a new network?

In this question we have a superficial explanation of vSeeds (seednodes), from the Bitcoin wiki, we have: DNS Addresses Upon startup, if peer node discovery is needed, the client then issues DNS ...
1
vote
1answer
393 views

How can I simulate ProofOfStake (PoS) for a testnet (clone of Pivx)?

After the end of PoW blocks, I am unable to mine using PoS. Here is my setup. 1) Server with the following config file. server=1 daemon=1 listen=1 rpcuser=user rpcpassword=password 2) Two clients ...
1
vote
1answer
277 views

Is it possible to have a cryptocurrency based on email address?

I would like to know if there is any existing cryptocurrency that lets you control the public and private keys generated. I just don't like the fact that cryptocurrency keys are randomly generated. ...
0
votes
1answer
1k views

ERROR: ReadBlockFromDisk: Errors in block header at CBlockDiskPos(nFile=0, nPos=8)

For study and fun I try to create my own altcoin. I forked Litecoin, removed checkpoints, changed nTime, *pszTimestamp, noNce and hashed new hashes for genesis block in main net, testnet and ...
0
votes
2answers
353 views

Adding new files to Makefile.am

I need some help with adding files to the code base by adding them to the autotools build system. Other posts that try to answer the same question haven't helped me. I am experimenting with Bitcoin's ...