44 votes
Accepted

How does Bitcoin Cash implement replay protection?

Bitcoin Cash (aka Bitcoin ABC aka UAHF) provides two methods of replay protection, both of which are opt in. If you do not create transactions which use these features, then your transactions are ...
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  • 62.4k
27 votes

Which wallets support Bitcoin Cash?

If you don't want to read the whole list, and just want to choose a Bitcoin Cash wallet... (SPV = Simplified Payment Verification, does not depend on a server so it's a more decentralized.) Sorted by ...
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  • 9,849
19 votes
Accepted

Bitcoin Cash: how to check address balance / transactions?

Bitcoin Cash block explorers are (sorted by usefulness and features): ✯ BlockChair: blockchair.com/bitcoin-cash/blocks ✯ BTC.com: bch.btc.com ✯ ViaBTC: www.viabtc.com ✯ Bitcoin.com: explorer....
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  • 9,849
19 votes

What happend with BCH SV and BCH ABC

Looks like ABC win this rally. ABC have more hash power and more supporters. I like this approach to explain: BTC = real Bitcoin BTCC = real fake Bitcoin BCH = fake fake Bitcoin ...
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15 votes

What would happen if you send Bitcoin (BTC) to a Bitcoin Cash (BCH, aka BCC) address?

As of what happens if someone send BTC from a BTC wallet to BCC wallet address, the transactions go through. But you can only see that transaction in the Bitcoin Blockchain rather than Bitcoin cash ...
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  • 1,073
14 votes

I have Bitcoins in a local wallet, how do I get my Bitcoin Cash without using an exchange?

If your wallet has a Bitcoin Cash version of it (e.g. Bitcoin ABC for Bitcoin Core, Electron Cash for Electrum), then you can install that version in a second location and have it use a different data ...
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  • 62.4k
13 votes

Bitcoin Cash "Cash Address" format

"CashAddr" is the name of the new Bitcoin Cash address format, which is heavily influenced by SegWit Bech32 format. It looks like this: bitcoincash:qpm2qsznhks23z7629mms6s4cwef74vcwvy22gdx6a The ...
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  • 9,849
11 votes
Accepted

Accidentally sent Bitcoin Cash to Bitcoin address held by a third party

You'll have to negotiate with your service provider whether they can help you. Whoever holds the private keys for your Bitcoin wallet should be theoretically able to generate a transaction that ...
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  • 64.5k
11 votes
Accepted

BIP44: What's the use of internal addresses?

The separation between internal and external addresses comes from BIP32. Using a different chain for each permits you to give out an xpub for just the external ones to an auditor. They would then be ...
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10 votes

What happens to coins after Bitcoin Cash fork?

If you have 1 Bitcoin (BTC) before the hard fork, you will have 1 Bitcoin (BTC) and 1 Bitcoin Cash (BCC) after the hard fork. Whether you can spend those BCC depends on who has control of your ...
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  • 315
9 votes

How can forks coexist even though only one of the is the longest chain?

For one, Litecoin is not a fork of Bitcoin. It relies on the same base code, but it is a separate network, and they do not share the genesis block. Bitcoin Cash is a true fork of Bitcoin, in the ...
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  • 16.5k
8 votes

What would happen if you send Bitcoin (BTC) to a Bitcoin Cash (BCH, aka BCC) address?

There is nothing which distinguishes a BCC address from a BTC address; they are both the same format and refer the the same keys, thus a BCC address is a BTC address and vice versa. This means that if ...
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  • 62.4k
8 votes
Accepted

Why bitcoin cash supply is currently 100k more than bitcoin on coinmarketcap (as of Oct 17)

EDA (Emergency Difficulty Adjustment): Median Time Past of the current block and the Median Time Past of 6 blocks before has to be greater than 12 hours. If so, it gets 20% easier to create proof ...
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  • 9,849
7 votes
Accepted

What is the maximum number of transactions per seconds on Bitcoin Cash?

The throughput in Bitcoin is not defined in transactions per second, rather indirectly, via block size limit. What matters in the size of transactions in bytes. The more complex the transaction is (...
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7 votes

How to sweep private extended key from mycellium for bitcoin cash coins?

How to transfer unspent Bitcoin Cash from Mycelium to Coinomi? or: How to identify the internal and external addresses which hold unspent output and transfer/sweep the funds to another wallet? or: How ...
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  • 166
7 votes

Is there a fixed total amount of Bitcoin cash?

Is this true with Bitcoin Cash? Yes, the same. Is the only difference between Bitcoin Cash and the original bitcoin a larger block size? There's one more difference: Bitcoin Cash uses BIP-143 to ...
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  • 9,849
7 votes
Accepted

What is the difference between on-chain scaling and off-chain scaling?

Note, I use scaling, capacity, and scalability as follows: Scaling: Growing the network's utility in any fashion. Capacity: The number of transactions that can be processed on the network. Scalability:...
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  • 64.5k
7 votes
Accepted

What is the dust limit on Bitcoin Cash transactions?

Bitcoin-ABC (the reference implementation of Bitcoin Cash) is a fork of bitcoin core, there are no big changes to the settings. so bitcoin cash dust limit is exactly the same as Bitcoin which is 546 ...
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  • 3,569
6 votes

What would happen if you send Bitcoin (BTC) to a Bitcoin Cash (BCH, aka BCC) address?

As long as both chains adhere to the same address format, which I believe they do for now, there is no such thing as a BTC or a BCC address -- both are valid on both chains. What enables you to split ...
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6 votes
Accepted

When will the Bitcoin Cash difficulty adjust next?

The original bitcoin adjusted difficulty every 2016 blocks, which would nominally be 14 days @ 6 blocks per hour. The 238th such adjustment is due at block 479,808, and we are presently (early 4 Aug ...
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6 votes
Accepted

Is there an active testnet for Bitcoin Cash?

Yes, there is. After many hours I eventually received blocks up to the present time. There is a working DNS seed at testnet-seed-abc.bitcoinforks.org (hardcoded in the Bitcoin ABC source) which ...
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6 votes
Accepted

How to claim Bitcoin Cash & Bitcoin Gold from paper wallet

Go to Blockchain.info Sign up and after logging in, go to settings. Then in settings, you will see addresses as shown below: Then click on Import Bitcoin Address as shown: Then add your private key ...
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  • 1,073
6 votes
Accepted

Do all wallets use specific explorers?

Given the tags you're setting on your question, I believe you're confusing currencies, wallets, and explorers. Bitcoin (BTC) and Bitcoin Cash (BCH) are currencies with an associated blockchain. ...
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6 votes

What were the main technological reasons that Bitcoin Cash did not want to adopt SegWit?

There's no technical reason to not to support segwit. The main emotional arguments were that this was better done as a hard fork rather than a soft fork, but this ultimately would have resulted in a ...
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  • 15.1k
6 votes

What are the major technical differences between Bitcoin and Bitcoin Cash?

Bitcoin Has SegWit and it's benefits and costs: Code complexity (of acceptable amount) Witness data is discounted in SegWit transactions, somewhat rectifying the fact that outputs are cheaper to ...
5 votes
Accepted

What happens to my bitcoins if a hard fork occurs?

Technically, the UASF that will go live on August 1st isn't a hardfork (see What is the User Activated Softfork (UASF) proposal? How do its risks compare to hardforks?), but it may have still have a ...
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  • 13.7k
5 votes
Accepted

In overview, what is "Bitcoin Cash" and the hard fork on August 1st 2017?

The Bitcoin blockchain needed some protocol updates and there were several views on what those changes had to be. Because the blockchain is completely decentralized any part of the network can create ...
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  • 174
5 votes
Accepted

Bitcoin Cash accidentally sent to Bitcoin address. Can I get them back?

In my case I sent the Bitcoin Cash to an address created by a Mobile Bitcoin (!) wallet from btc.com. The support from btc.com told me the solution: B) You have sent BCC to your BTC wallet: 1. ...
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5 votes

What is the supply for Bitcoin Cash (BCH), how is supply being regulated?

Bitcoin Cash has the same hard limit as Bitcoin, almost 21 million. In terms of supply, it is identical to Bitcoin, with the same halving of supply, at the same block heights. However, there is a ...
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5 votes

Why does Bitcoin not have faster downward difficulty adjustments?

Peter Todd has an in-depth answer to this question here: https://petertodd.org/assets/commitments/52ccc4802bd563076cbd25ec4c1ba88152098cb6aa356ba644c9e79a24182da5.txt What attack does the difficulty ...
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