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Questions tagged [altcoin]

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

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1answer
280 views

How to disable mining functionality in wallet debug console?

I am creating a new altcoin and i cant seem to figure out how to disable mining functionality with wallets using the debug console window. I am trying to mine all the coins myself, is there way to ...
0
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1answer
148 views

Importprivkey problem for Litecoin clone

I have cloned an older version of Litecoin using a tutorial. I chose the starting letter for the public addresses to be lower case "x". Everything is working fine except for importprivkey. It will ...
0
votes
1answer
58 views

Altcoin Wallet based on Litecoin source [closed]

I create my own altcoin based on litecoin source version 0.15 . I have any seed seted,but i have in wallet config addnode=ip. Why my wallet don t sync with blockchain ? It sync if i mine.....
0
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2answers
1k views

Mining income calculation - H/s, MH/s or GH/s for hashing power?

I've seen online calculators use hashing power in H/s, MH/s and GH/s for various algorithms. How does one decide hashing power denomination must be used for mining income calculation? I feel like it ...
0
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1answer
93 views

How many transactions per second can blake2s algorithm can handle?

i saw the hash functions speed (miBps) are 947 according to this website: https://blake2.net/ but how many transactions blake2s algorithm can handle? Verge uses the same algorithm right? more about ...
0
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2answers
66 views

it is any command line to check the ammout of coins willl be create after build the wallet?

it is any command line to check the ammout of coins willl be create after build the wallet? i just cloned bitcoin and changed the ammount of coins to be 10 million MAX_MONEY = 10000000 so i would ...
-1
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1answer
102 views

Receiving payments from users for over 150 coins

I would like to receive cryptocurrency payments for bitcoin, ethereum, ripple, stellar and over 150 different altcoins via my website. Similar to a cryptocurrency exchange such as Binance, I would ...
0
votes
1answer
214 views

51% attack on New coins

I have experienced 51% attack after launching a new altcoin last month. While i mined only 100 blocks using coin-cli generate 1, i noticed somebody already mined 2000 blocks within minutes attacking ...
2
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0answers
57 views

Is mining uneconomic in Belgium? [closed]

A Belgian website says the price of electricity in Belgium is between 0.22 and 0.44 Euros/kWh. For electricity [...] low consumption (orange curve: Da - 600 kWh single consumption on an ...
0
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2answers
317 views

How to create a simple lightweight wallet (without mining) for an Altcoin

I am trying to create a wallet using electrum for an altcoin that uses the Scrypt algorithm. I am looking around for tutorials that can show a step by step process on how to create a simple wallet for ...
0
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1answer
132 views

cloning bitcoin MAX_MONEY not working [duplicate]

I have changed the amount of coins to be mined, to be 1000 but looks did not work, I have already 8000 coins mined, can someone explain why it is not working? main.h static const int64 MAX_MONEY = ...
0
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1answer
91 views

cloning bitcoin how bitcoin find new nodes

I am studying blockchain, cpp and crypto so I cloned bitcoin and created a new altcoin. everything it is working fine as I expected, but i have some questions which i could not find a answer. the ...
1
vote
1answer
105 views

Why coin wallet shows only 1 connection? [closed]

I have wallet software (compile for my altcoin) and there are 3 nodes running. When i run wallet software in Mac (not core wallet), it shows only one connection to altcoin network, when it should be 3....
2
votes
2answers
112 views

Why does bitcoin not have something like nicknames?

It would be much easier to exchange bitcoins if everyone could have one or more unique nicknames on the blockchain. Of course what should not be possible is that other people can check the balance by ...
1
vote
1answer
158 views

Steem - Who maintains the blockchain?

I did some reading on the Steem currency, and as i understand it there is no mining of Steem. New coins are created automatically and distributed to the social media contributors.. What i don't ...
4
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1answer
95 views

Aborting a three-way swap

Suppose Alice has 1 BTC, Bob has 1 LTC, and Carol has 1 NMC. Alice wants NMC for BTC, Bob wants BTC for LTC, and Carol wants LTC for NMC. Assume each cryptocurrency has the same value and can be 1-to-...
-1
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1answer
280 views

BTC Core not syncing, maybe becacuse it has zero blocks?

I have two BTC Core nodes modified with custom genesis blocks. I'm connecting them using the -connect option and the -listen option, and I can see in debug.log that they see each other: 2018-03-21 19:...
1
vote
1answer
408 views

Solo mining on created altcoin: not able to create block

I have forked the code of an altcoin to play with the param and understand the process Source here. Now I want to solo mine to create the blocks. The miner is on my PC and the server on a Ubuntu 16....
2
votes
1answer
179 views

Why does Steem fail to peg Steam Dollar to the U.S dollar?

According to their whitepaper, Steem Dollars were designed as an attempt to bring stability to the world of cryptocurrency and to the individuals who use the Steem network. Unlike its purpose, ...
0
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1answer
54 views

developing a new alt-coin useful or not?

I will try just for educational purposes create my alt-coin. But i have some questions before to start. It's possible create the alt-coin since my ubuntu and maintain this alt-coin since my pc if ...
1
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0answers
136 views

What is BIP34Height and BIP65Height? [duplicate]

I am looking at the litecoin code and i cant seem to understand these lines. I am learning to create a new coin. What exactly is BIP34Height and BIP65Height and BIP66Height? What is the purpose and ...
0
votes
2answers
97 views

When (or) do ICO tokens go to an exchange?

Scenario: Company A sells "tokens" in an ICO, directly from the site. How does one investing in an ICO know if those tokens will or won't, go to an exchange? If they will, how would one know the ...
1
vote
1answer
320 views

Compiling bitcoin-qt error: ld.exe: cannot find -lsecp256k1

I have followed the guide "Building headless Bitcoin and Bitcoin-qt on Windows" but with a more recent altcoin source code to test. The compilation stop on ld.exe: cannot find -lsecp256k1 Is one ...
1
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0answers
265 views

How does one create a blockchain snapshot (vs a bootstrap)?

I have read How to create a blockchain snapshot for a hardfork? but it does not answer this question. I understand the bootstrap.dat file is basically a concatenation of the blk000x.dat files, but ...
0
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1answer
3k views

How to run dns seeder?

Are there any tutorials on how to setup dnsseeder for a new altcoin. I am struggling with this for past couple of days. I am modifying dogecoin seeder and i just cant setup on my server. My coin ...
0
votes
1answer
1k views

How to correctly set attributes for block hash and nBits in PIVX Fork?

I've cloned PIVX(basically a DASH fork) and modified basic parameters. It compiles fine. When I'm trying to run it the server starts and the debug log file shows following errors: ERROR: ...
-1
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1answer
1k views

How to create VeChain X Node? (VEN/VET)

Let's say I have a required amount of VET to make an X Node. How do I create it?
0
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1answer
1k views

How to setup nameserver for dns seeder?

I am confused setting up nameserver to run with dnsseeder. I modified dnsseeder to work with my new altcoin. Here is what is did. I have vps.example.com setup with amazon ec2 and i compiled ...
1
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0answers
71 views

Why for creating a new test coin is suggested to use Litecoin code? [closed]

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 ...
2
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4answers
72 views

Wallets that trade all Cryptocurrencies?

Been looking around, basically just learning...so much to learn lol. One thing I cant find but...is there a wallet/s that allows trading across all cryptocurrencies? They all seem to be quite ...
0
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2answers
2k views

Why bitcoin rise causes altcoins to drop?

Bitcoin has grown significantly in the last few days. From what I can see on Binance, price of the majority of altcoins has dropped significantly relative to bitcoin at the same time. I've been ...
1
vote
1answer
1k views

Altcoin solo mining issue with Cpuminer

I have cloned litecoin to make my own altcoin for fun and i want to solo mine the new coin using cpuminer on mainnet. I have compiled and installed cpu miner in my Mac OSX and i am running the altcoin ...
0
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1answer
252 views

QT-Wallet not sync properly for altcoin

I tried to create altcoin using litecoin source code. I am able to generate genesis block for same. After setup on ubuntu VPS qt wallet connect to server and disconnect within seconds. Please help me ...
1
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0answers
62 views

Reduce Confirmations in the block coins to mature [closed]

I have created a alternative coin by using the fork of litecoin, and succeeded. But i need to change the Confirmations of first mining transaction How can i reduce the Default Confirmation '101' for ...
2
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0answers
822 views

Why is my altcoin node not syncing new blocks? [closed]

I setup a new node for my custom altcoin. I cloned and compiled altcoin in my ubuntu server machine. I have generated genesis block and added checkpoints for first two blocks.. I am able to connect ...
0
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1answer
456 views

Altcoin nodes connection issues

I have cloned litecoin for fun and i am struggling with connecting to nodes. I have generated genesis block and compilation all works fine. I have two litecoin daemons running on my local Macosx and ...
1
vote
1answer
1k views

What are layer 2 protocols?

People often talk about building a protocol “on top of” the bitcoin blockchain. Those same people often call this building a layer 2 protocol. To be clear, “on top of” is clearly metaphorical ...
1
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2answers
1k views

How to add seed nodes in altcoin?

I have made an altcoin in my local machine running MacOSX. I have purchased amazon ec2 and compiling the daemon to running in unix. How do i add seed nodes? I see that there are two files ...
0
votes
1answer
57 views

New Venezuelan crypt worth it? [closed]

Venezuela is about to launch its own Petro cryptocurrency Could the chaotic economic scenario the country have lived be a good chance to change the usual currency to a criptocurrency? I mean, What ...
2
votes
3answers
8k views

Where and how to buy Petro?

The Venezuela is about to launch the pre-sale (at 12:30pm GMT) of its Petro cryptocurrency. For that, they release a buyer manual in Spanish. Do you know where I could find the document translated in ...
0
votes
1answer
94 views

Which cryptocurrencies are considered base coins?

Are these the only base coins: BTC, ETH, BTH and LTC? Base coins are those that you can buy directly (USD -> base coin). Alt coins such as NEO, XRP and EOS require first going through a base coin.
1
vote
1answer
600 views

Altcoin Genesis block fails after changing block reward

I have been struggling with this issue for a week. I have created an altcoin forking litecoin code, i have mined genesis block, the compiled code works fine with 50*COIN genesis block reward. When i ...
1
vote
1answer
23 views

Can i convert BAR ( Tidex ) to XRP ( Binance ) ?

I need some advice, I do have some BARS with me on Tidex but I would like to send them to my Binance account but in other coin format e.g BARS to Ripple. Is it possible to do so, if any option please ...
0
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2answers
133 views

Syncing Issues - Hashrate?

Okay, I cloned a Dash source (learning) Compiles fine on Linux/Win, I have peers and it was mining blocks fine during the initial launch. 200 Blocks mined, all peers sync'd up fine, sent Tx between ...
0
votes
1answer
528 views

Block Hash and Nonce generated by GenesisH0 python script is incorrect

After running GenesisH0 python script to generate the Genesis block for a local testnet (using v0.15.1), I got the following results. merkle hash: ...
0
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2answers
275 views

Determining the genesis transaction value or genesis_tx

Is there a way to determine the genesis transaction (genesis_tx) hash? I know the genesis block number but how do you determine genesis_tx? I am looking for this hash for an altcoin which was forked ...
-1
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2answers
40 views

Are there any coins which BTC does not trade with?

For example, ADABTC, LTCBTC, are there any which do not trade with BTC. If so, are there any that do not trade with BTC, LTC and ETH?
0
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1answer
51 views

How important is the hash power in solving a block?

What is the role of hash power in solving a black, I have read at numerous place it's more like a lottery to successfully form a block in bitcoin and any such crypto blockchain currencies. Is it ...
1
vote
1answer
128 views

I am looking for a list of all the public repositories for as many different cryptocurrencies as possible

I am interested in reviewing github repositories of many different cryptocurrencies to enhance my understanding and know the differences between them. Does anyone know of an online list of the links ...
0
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2answers
84 views

Historical prices of currencies

Where can I get historical prices for coins, with the ability to store the information. I understand that most APIs do not allow you to save their information, any that do?