Albert s
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P2SH address decoding
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4 votes

Here is the example of the transaction from the question the redeem script is: ...

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How to fork Bitcoin and build own cryptocurrency
4 votes

There are some tutorials out there, check out: https://bitcointalk.org/index.php?topic=225690.0 If that one is not sufficient let me know, and maybe I'll write one up. There are also a lot of coins ...

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Unable to create raw transaction with json-rpc command
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3 votes

Here is the correct json: createrawtransaction '[{"txid":"0000000000000000000000000000000000000000000000000000000000000000","vout":0}]' '{"1Ka3q3DVTBNBo2c4kVGMNzbd32RARV1FbA":12.5}' I used 0for ...

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Bitcoin Cash difficulty before first hard fork: Emergency Difficulty Adjustment (EDA)
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3 votes

The first rule is well understood. The second rule, ensures that difficulty gets readjusted quicker if the MTP between blocks is big (12h.) In practice: Check the MTP of the current block (mining ...

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Parsing a SegWit transaction - what is the size of witness data?
3 votes

I found it: Each witness field starts with a compactSize integer to indicate the number of stack items for the corresponding txin. It is then followed by witness stack item(s) for the corresponding ...

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What technologies one should learn to become mature in cryptocurrency
3 votes

I would suggest the following: satoshi bitcoin white paper the book "Bitcoin and Cryptocurrency Technologies" the course on coursera.org that goes with the above book university of Nicosia MOOC, ...

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Create raw transaction what txid
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3 votes

In the console do listunspent that will show you all the UTXO in your wallet including the txids. You can type help to get a list of commands, then help <command> to get details about each ...

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Implementing Multi-Sig Escrow?
3 votes

You basically got it. create 2-of-3 multisig addresses (meaning needing two out of three signatures) 1 is for the buyer, 1 is for the seller, and 1 is for the mediator buyer sends money to the ...

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Do bloom filters protect against a persistent eavesdropper?
3 votes

See this paper for a good discussion: On the Privacy Provisions of Bloom Filters in Lightweight Bitcoin Clients

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RPC calls to LND using curl?
2 votes

LND has two API interfaces: On port 8080 is a REST RPC interface On port 10009 is a GRPC interface. The REST interface on 8080 needs a macaroon file and an optional tls certificate. You can use CURL ...

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Bitcoin Private Key question
2 votes

Would the primary/main owner of the Private Key be able to figure out what has happened to his/her money . Yes, the wallet would show a transaction that spent/moved the coins find the real name ...

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How can get balance for btc/bch address and block?
2 votes

A BTC/BCH node does not supply aggregate information on addresses. You could consult one of the block explorers out there, most of them do provide balances for addresses.

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what will happen to coins on the other fork?
2 votes

Move all your coins to a wallet where the private keys are under your full control. You should not lose the legacy BTC that you have with any service now, but you may lose the new coins if they dont ...

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Is it possible to have multiple wallets which send money and/or multiple wallets which receive money in a SINGLE transaction?
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2 votes

A transaction is composed of inputs and outputs. The inputs are the funds that go into the transaction, they can be from multiple wallets as long as every input (an input is an output from some ...

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Installation of Nxt on Ubuntu
2 votes

Just download from https://nxt.org/download/ unzip, go to folder and ./run.sh Then go to your browser open up nxt by going to http://127.0.0.1:7876/ Hopefully this helps.

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bitcoin regtest no wallet RPC methods
1 votes

The problem was that i had no db lib as @meshcollider noted after adding apt-get -y install libsqlite3-dev (on ubuntu) and recompiling the wallet methods are there

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What is the algorithm that adjusts the difficulty of the proof of works in a proof of work based cryptocurrency?
1 votes

The difficulty is a function of block creation speed. The goal is to, on average, create blocks every 10 mins. It is recalculated every two weeks (link) You can look up the calculation of difficulty ...

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modifying bitcoind to include mysql support
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1 votes

adding -lmysqlclient under LIBS in configure.ac did the trick the new line reads as follows: LIBS="$LIBS_TEMP -lmysqlclient"

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Given the current situation, what currently available Bitcoin clients are the most likely to follow the longest chain one month from now?
1 votes

We don't know what will happen, therefore it is hard to say which client will be on "the longest chain". Core is scool with bip141, so it will follow that. Segwit2x hard fork will be using BTC1. ...

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Bitcoin's disappeared from unused wallet
1 votes

Looks like the tx you are referring to on 2014-03-24, sent the money to 14N9ydxNRhDxkKJvXg1vjqS3gh884vG3UM - (Unspent) 0.039 BTC 1L9Q6EFMH3jn4dWquC2DaWhWK4q4pyUvum - (Unspent) 0.00060405 BTC They ...

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Where in the Bitcoin Cash code is the retargetting period defined?
Accepted answer
1 votes

Looks like the answer lies here for bitcoin Cash: https://reviews.bitcoinabc.org/rABC7ad1105f43d7bff158d4b5c882ab9bf1b74d6cce More specifically it is here: https://github.com/Bitcoin-ABC/bitcoin-...

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Best way to get the entire bitcoin transaction history
1 votes

There are two ways of doing that. You can read blocks directly from the disk and process them or you can ask a Bitcoin client (like Bitcoin Core, for example) for the info via RPC calls. The second ...

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Is there a bitcoin mining program that works with multple devices, and adds the collective satoshis together?
1 votes

I am assuming you are referring to pool mining since you mentioned "payout threshold". You can simply connect all your computers/mining devices to the same mining pool as workers, and the pool will ...

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What library or wallet can be used to test segwit transactions on testnet?
1 votes

bitcoin core supports this addwitnessaddress "address" then compose your transaction and send it, you can do it all via RPC calls, so any programming language that can do rpc calls will work (python,...

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How to get data, required to mine one block and how to send results back to BC network?
1 votes

Mining software and a wallet do this for you. Of course you would have to modify the software, so instead of repeating hashing you just submit your solution. Nothing currently exists that is ready for ...

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How will the 2mb hard fork be implemented?
1 votes

Miners have to switch (modify/upgrade) their Bitcoin software that will raise the block limit to 2MB. BTW Earliest SegWit activation could be at block 481824.

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Understanding reinvestment in a miner growth scenario
1 votes

I will not give you the straight out answer, but i will guide you there. Basically the question is asking when will Eve have 51% of the network hashing power. Please note that in this question we dont ...

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How can I trade BTC for other crypto currencies?
1 votes

Use an exchange such as Bittrex, Poloniex, ShapeShift, etc. There you can create an account, deposit your BTC to your account, trade one cryptocurrency for another, and withdraw your new coins to an ...

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Can one send one payment to two private keys through 1 QR code?
1 votes

You will need to do some post processing. A QR code can encode only one address. But once you receive the funds you can split them up however you want between however many addresses you want (this ...

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Where can I find more information about Litecoin ASIC miners?
1 votes

Just search for "scrypt asic miner" and you should find some. https://www.google.ca/?gfe_rd=cr&ei=VFzxWJPGCuHs8wek4pPIBg#q=scrypt+asic+miner

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