Questions tagged [alternatives]

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

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2
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1answer
262 views

Are there studies about a Bitcoin-like economy with inflation?

Assume, we create an alternative cryptocurrency ("InflationCoin") based on the bitcoin software with one change to the protocol: The Block reward is constant, e.g. 50 InflationCoin Technically this ...
2
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1answer
254 views

What would be the technical, and wider, implications of a cryptocurrency that used proof-of-disk-space?

ShelbyMooreIII is promoting AnonyMint and/or AnonyCash as a concept* cryptocurrency based on a disk-space intensive algorithm. Some details are given here: http://anonymint.org/#Proof-of-Work_Designs ...
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1answer
245 views

can I use elements of the blockchain to protect the integrity of a leaderboard without central servers?

For a World of Warcraft community feature conception contest I've come up with something that involves a leaderboard. However, World of Warcraft addons are purely individual, so a centralize platform ...
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1answer
39 views

IoT to Hyperledger Fabric, and Tracing / Certifying data

I'm thinking about IoT and Blockchain to certifying data. My blockchain is not public, and it has 3 nodes. I use Hyperledger So, I have a sensor, that is a light blockchain client, not powerful ...
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3answers
2k views

What are the most popular crypto currencies after Bitcoin?

I am trying to determine which crypto currencies are the most popular with the assumption that Bitcoin is the most popular one. This question is up to different interpretations because "most popular" ...
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3answers
13k views

Where do these coins gain their value?

I have been mining coins for a long time (started with BTC/LTC years ago, moved to altcoins recently) and have realized I am not clear on the actual source of the value. Do the exchanges deem the ...
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1answer
79 views

Where can new cryptocurrency features be found?

I was wondering what new cryptocurrency features may be introduced. How can I find published new cryptocurrency features?
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1answer
36 views

Can an account prefix in a NXT clone blockchain be longer than three characters?

I'm getting errors setting up the account prefix after cloning NXT with the Nxt Blockchain Creation Kit. Are there restrictions on how many characters?
5
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2answers
103 views

Can the coin symbol prefix in a cloned NXT blockchain start with a digit? [closed]

Creating a new blockchain with the Nxt Blockchain Creation Kit, is it possible to use a coin symbol prefix beginning with a digit in the wallet address? I get an error that the address is malformed ...
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1answer
212 views

Is PBFT a consensus algorithm?

Can we consider PBFT (Practical Byzantine Fault Tolerance) as a consensus algorithm ? And if yes, How does it work? And is it similar to other consensuses such as PoW, PoS or PoA ? Or it is totally ...
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1answer
70 views

Delegated Proof of Stake (DPOS) vs. Proof of stake?

What is the main difference between Delegated Proof of Stake (DPOS) vs. Proof of Stake? Is there any significant advantage for security? (since PoS in general suffers security problems.) And which ...
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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?
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2answers
184 views

Does it make sense to design a mutable blockchain?

I work in a large consulting firm which is marketing a mutable blockchain solution to its clients. But I personally fail to grasp any advantage of using a blockchain design if you are discarding ...
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1answer
20 views

What would happen to bitcoin in a world with no electricity/internet?

Many people discuss gold as an 'apocalyptic' currency because it will be what's used (supposedly) if the world ends, or there is some cataclysmic event that wipes out the power grid and internet ...
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1answer
553 views

Template of a DAO?

Where can I find a simple smart contract template of a DAO? not The DAO, but a Decentralized Autonomous Organization, rules, codes, bylaws, responsibilities, etc.
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2answers
41 views

Why does the blockchain keep transaction history rather than balance?

The blockchain is very large and takes a lot of time to download to a client. Apparently, the only thing we need from the blockchain is the balance of each "user" (- public key). So, instead of ...
2
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1answer
292 views

How to make cryptocurrency easier for law enforcement?

I am researching the topic of cryptocurrency and its impact on society. It's often said that cryptocurrency is equivalent to cash, but that is clearly not true since cash is very difficult to ...
2
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1answer
2k views

Where does Bittrex/Binance (alternative cryptocurrency markets) get their coins?

There are several cryptocurrency platforms like Bittrex, Binance where you can transfer your BTCs (or other mainstream coin types such as ETH, LTC) to and buy alternative coins (IOTA, XRP or thousand ...
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1answer
122 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 ...
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2answers
1k views

Is it possible to use the same BIP39 list of seed words to create addresses for different crypto assets?

Currently, as a matter of convenience, I'm holding small about of crypto assets on various exchanges. It's not ideal - I'd much rather store them locally, have access to the private keys, be in full ...
7
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2answers
249 views

How is IOTA's Tangle different than classical blockchains?

How is IOTA's Tangle different than classical blockchains? What are the main differences and how do they translate to real world usage? What are the strengths and weaknesses of the Tangle?
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2answers
758 views

Which crypto-currencies can be mined effectively with GPU

We often hear both CPU and GPU mining are dead. There is a number of new currencies designed specifically for CPU or GPU mining. Which are these? Can you mine them effectively with GPU?
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2answers
154 views

How difficult is it to invent a new cryptocurrency? (In regards to time, money, technical knowledge, etc.)

Although I initially believed there were only a couple cryptocurrencies available on the market, after some research, I've discovered that there are well over a thousand different cryptocurrencies!......
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1answer
78 views

How are gridcoin transactions validated?

Bitcoin uses it's calculations to validate transactions but apperently gridcoin doesn't take any transaction data into the calculation of BOINC projects. On the wikipedia page of Gridcoin the ...
4
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1answer
6k views

NXT, Ignis, and Ardor Confusion. Purpose of NXT when there is Ignis / Ardor?

If NXT is switching to Ardor, what is the purpose of holding NXT? There is another snapshot that's happening with NXT for the coin Ignis, but how what's the purpose of Ardor then? So is Ignis the new ...
6
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1answer
177 views

What happens in an extreme case if Ripple fails to make a consensus? Will that part of the network be segmented off?

What if the Ripple trust network becomes many trust hubs and spokes, and the hubs don't trust each other? In this extreme case, that could exist due to extreme network segregation, massive trust-...
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2answers
13k views

What happens if you send Bitcoin to a Litecoin address?

Is it lost forever? What about the reverse: sending Litecoin to a Bitcoin address?
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1answer
168 views

Projects built on the Tendermint platform?

The Tendermint project sounds like a very promising proof-of-stake implementation. What public projects are being built on this platform?
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1answer
207 views

I withdrew my BTC coins to a NEO wallet Did i lose my coins? How can i recover them?

After a long corrospondance with Bittrex support staff i was given the following information. "If you have sent BTC to a NEO address, these wallets have addresses that validate to each other, but ...
3
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1answer
348 views

What other decentralized bitcoin / altcoin exchanges are there besides Bitsquare?

I recently found out about Bitsquare's decentralized exchange that lets you trade altcoin or fiat. But are there other decentralized altcoin exchanges out there like bitsquare?
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12answers
9k views

Is there a way to set up proof-of-work systems so they would be even more useful?

One of the arguments made against Bitcoin's design choices is that it wastes resources authenticating transactions. In particular, finding small hashes is completely useless for the world. Are there ...
2
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1answer
2k views

How can I buy Mastercoins? [closed]

What is currently the best way to purchase Mastercoins? Are there exchanges out yet? Do I need some special Mastercoin-Address/Wallet?
0
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1answer
492 views

Minimum and maximum values of “all” cryptocurrencies?

I can't find a "cryptocurrency" stack exchange, and I have a question that spans all cryptocurrencies, in particular, how to handle them programatically - one database column to rule them "all"! I ...
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1answer
4k views

What's difference between Multichain, Chain, Hyperledger, Ethereum etc [closed]

I stumbled upon multiple Blockchain protocols framework. For example Multichain http://www.multichain.com/ What's difference between this one and the others ?
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6answers
1k views

Does flattr complement or compete with bitcoin?

I realise that the underlying technologies for Bitcoin and flattr are different, but do they serve the same purpose? For example: if I set up a webapp that uses micropayments for revenue (like github ...
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2answers
6k views

electrum, jaxx, and exodus

I am interested in storing some bitcoin, etheruim, altcoins a year or some years. I know hardware or paper wallets are the best choice, but as an absolute newbie, I decided to use a software offline ...
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3answers
2k views

Inflationary (no total coin limit) cryptocurrency where miners keep all new coins

Is there an inflationary cryptocurrency with following features? No fixed limit on total coins (coins will be emitted forever). Miners are the only source of new coins. Mining reward (new coins) go ...
0
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1answer
616 views

Creating An Altcoin: How to Lower or Increase Confirmation Times?

When Creating an Altcoin for fun, what variable/attribute do I change in main.cpp file to increase/lower the time it takes for confirmations to take place? Also can the confirmation times be changed ...
6
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3answers
568 views

How to experience the thrill of mining?

Bitcoins are hard to mine now. I've always wanted to actually earn them, but never actually gotten much of anything. I want to create my own blockchain, separate from any other networks, so that ...
2
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2answers
915 views

Why can't timestamps be a substitute for blockchain?

I'm super fascinated by the entire concept of proof of work and how it allows for a trustless, decentralized system. Despite knowing that proof of work (or proof of stake) can be an inevitable ...
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3answers
3k views

Where can I find graphs the values of alternative crypto currencies?

Hashrates and value in BTC. Is there one site that can show them all, perhaps even on the same chart?
4
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1answer
981 views

How scalable is a Blockchain-based system?

This question as stated above is a bit vague, but let me make it a bit more clear: Recently, I have seen many services pop up that state that they are secure, fault-tolerant, trustless and scalable ...
2
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0answers
115 views

Zero-knowledge/Arthur-Merlin Proof-of-Work for NP-like problems with coin flips hashes of recent transactions [closed]

On a previous answer to a question about making proof-of-work more useful, two challenges were provided: "1. The work must be much, much easier to verify than to do, and 2. The work must in fact ...
6
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4answers
268 views

Can new types of transactions be included the current block chain?

I was putting an answer for this question together when I realised my idea would require a new type of transaction to be invented and included in blocks. Then I wondered how that could work. There ...
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3answers
137 views

Is there any bitcoin fork which goal is storing arbitrary information?

I know that there is Namecoin, which saves key:value pair. Is thete other similar solutions? Maybe for arbitrary textblocks? Update: how they do it? Delaware Blockchain Initiative to Streamline ...
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2answers
1k views

How are some coins premined?

Did the developers of the various premined coins have to wait for those coins to be mined first or did they change the code to first issue themselves the premined coins? I'm referring to the list of ...
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3answers
2k views

How can people in Indonesia use Bitcoins?

Dwolla does not accept me. So what's the alternative? How can I for example, withdraw money to rupiah or dollar account in US.
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0answers
569 views

CreateNewBlock : ConnectBlock Fail [closed]

Error Message at server 2 / 3 (peers trying to connect to main server) root@ubuntu:~/dogequark/src# cat ~/.dogequark/dogequark.cterminate called after throwing an instance of 'std::runtime_error' ...
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1answer
82 views

Will the increasing difficulty in Bitcoin mining push miners to a different currency?

I've been reading all of the "Is mining still profitable?" questions, and the consensus appears to be the following: Yes, difficulty is increasing, but profitability is uncertain due to the ...
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3answers
730 views

Are there alternatives to Bitcoin which take a different approach?

Are there any alternative approaches to decentralized, electronic currencies? Bitcoin was built with certain technical characteristics in mind. I'm hoping to see if there are alternative approaches. ...