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Questions tagged [address]

This tag should be used for Bitcoin addresses. A Bitcoin address is an encoding of the hash of an ECDSA public key or a script. Knowledge of this value allows a user to send Bitcoins to another person over the network. Bitcoin addresses begin with a '1', '3', or 'bc1'. Not to be confused with mailing addresses or IP addresses.

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How i can extract all bitcoin output addresses from tx message?

I want to extract output addresses from tx messages in any bitcoin pcap. currently, i extract tx messages which it's output script starts with "0x76" or "0xA9", but i don't know how can i extract the ...
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2answers
26 views

Trying to understand extended keys

I'm slowly getting educated about how the blockchain and Bitcoin addresses work. I now understand why it is more secure to use a different Bitcoin address for every transaction you make but I'm now ...
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1answer
34 views

Bitcoin Public Key To Address Uncompressed

So after searching for HOURS on here and overall on the internet, I haven't managed to find an answer to my question so I'll ask here. So I've been trying to convert a public key into an address. I'...
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1answer
37 views

Bitcoin sent to invalid address [duplicate]

In this transaction, some bitcoins are sent to bc1qp6k6tux6g3gr3sxw94g9tx4l0cjtu2pt65r6xp which appears to not be a valid bitcoin address. What is bc1qp6k6tux6g3gr3sxw94g9tx4l0cjtu2pt65r6xp ?
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1answer
33 views

How can I import an address or public key into my wallet.dat file?

I have a wallet.dat with Bitcoin Address: 15iRTcgqBk1QNtr2gKkq2dUsm5nN25dSeN I want to delete this Bitcoin Address: 15iRTcgqBk1QNtr2gKkq2dUsm5nN25dSeN and add another Bitcoin Address How can I add ...
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21 views

Decode public key from address [duplicate]

The process of encoding a public key is very clear and explained here https://en.bitcoin.it/wiki/Technical_background_of_version_1_Bitcoin_addresses I am looking for the other way around: how to get ...
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0answers
22 views

Convert WIF to Witness PubKey Hash Address in Go

How can WIF be easily converted to WitnessPubKeyHash in Go? We need to get the public key from WIF and than calculate witness program as ripemd160(sha256(compressed_pub_key)). But is there a ...
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1answer
35 views

Are Relay Addresses Possible?

Is it possible to create an address such that different parties can spend certain portions of any output spent to that address? R: 1zaybxcrandrelayexampaddr A: 1xyzabcrandexampladdressa 97% B: ...
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1answer
45 views

Bitcoin core wallet's security

When running a bitcoin node on an enterprise level: a lot of addresses will be generated with getaddress RPC for users to send their funds to. As far as I understand, these addresses, as well as the ...
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0answers
27 views

Stripped segwit data

I have two client Bitcoin, 0.17.0 and 0.12.0 and I want to see the difference between the same transaction. 0.17 has segwit, 0.12 doesn't have. If I do that RPC call in 0.17.0 /bin/bitcoin-cli -...
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Public key vs Bitcoin address [duplicate]

As i've read on many websites and papers, the bitcoin address is made by hashing the public key. And i've read that that's done because we don't want the public key to be public until money is spent. ...
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2answers
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Public Addresses: '3' vs '1' in front [Bitcoin]

I just wanted to confirm, is it true that for a bitcoin (public) address it should always have a '1' in front of it. For certain transactions though I see that there is a '3' in front. How is this ...
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1answer
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Question about nondeterministic wallet

I was reading https://github.com/bitcoinbook/bitcoinbook/blob/develop/ch05.asciidoc#user-stories and ran into this statement. In the first bitcoin wallet (now called Bitcoin Core), wallets were ...
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1answer
46 views

Can someone explain what exactly is derived address?

Let's say my mnemonic words are army van defense carry jealous true garbage claim echo media make crunch When I used https://iancoleman.io/bip39/#english, the section, Derived Address, showed ...
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29 views

Bitcore ZCash addresses conversion to t-address

I have an issue while creating simple zcash address: I am using the following network params: const bc = require("bitcore-lib") const zcashNetwork = { name: 'livenet', alias: 'mainnet', ... }; ...
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1answer
33 views

Are addresses which start with 3 multisig addresses?

I've just downloaded bitcoin-core 0.17.1 and it seems all the new receiving addresses I create start with 3 instead of 1. I always thought addresses which start with 3 were multisig addresses. ...
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0answers
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How to generate multiple ripple address from single mnemonics?

console.log('mnemonic: ' + mnemonic) console.log('mnemonic: ' + mnemonic) const seed = bip39.mnemonicToSeed(mnemonic) const m = bip32.fromSeedBuffer(seed) const keyPair = m.derivePath("m/44'/144'/0'/0/...
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Create multiplle wallet in single full node on VPS is possible…?

I like to start a new project on bitcoin. My project is creating a web based bitcoin wallet. I planing that to run the bitcoind on single VPS and use RPC for doing wallet operations. I planning that ...
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1answer
33 views

Transaction with unparsed input address ? What does it means?

I just see this transaction which is special : one of input address is spending a valid amount… But why is it unparsed ? Why no ScriptSig while stil being valid ? Also what’s the purpose ?
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2answers
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Transactions with multiple input UTXOs and multiple output UTXOs

Suppose a transaction t has 5 input UTXOs each worth 1 BTC, each unlocked by a different sending address Ai. The outputs of that transaction are 10 UTXOs of 0.5BTC each, each locked by a different ...
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1answer
40 views

How to encode a string into a bitcoin address? (Not a brain-wallet, an address, like a vanity-address)

I would like to know if a bitcoin burn address can be tied to a string. This question is not about OP_RETURN or other ways of embedding into a blockchain. Here's the processes that I went through: ...
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1answer
26 views

How does a wallet rebuild itself from its seed?

How does it identify the addresses and transactions on the blockchain in order to rebuild the history of that wallet?
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18 views

Are all addresses in a wallet derived from a single private key? [duplicate]

Also, is there any way from and address that one could derive any other addresses that came from that wallet? Or do I have the relationship of addresses to wallets wrong?
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2answers
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What is the best way to differentiate users' balances in a shared wallet?

first time posting around here. I have been thinking about an application that would highly depend on the use of bitcoin for the best user experience. A shared wallet for all users currently seems ...
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0answers
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How can I view my bitcoin? [duplicate]

so I recently created an account on freebitco.in, a website that gives you the chance to receive small amounts of BC every hour, and it gave me a BitCoin Address. I was wondering, where would I go to ...
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2answers
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If I was developing a Bitcoin wallet, should I support both legacy and compatibility addresses?

To receive funds, I was thinking of giving a user the option of displaying two QR codes: Legacy - p2phk e.g. 1AKDDsfTh8uY4X3ppy1m7jw1fVMBSMkzjP Compatibility - p2sh(p2wpkh) e.g. ...
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1answer
55 views

How many addresses are there now with segwit?

Could you help me understand if with segwit activated do we have more available private keys and addresses in the Bitcoin universe? With Legacy [1...], Compatible [3...] and Bech32 [bc1...] addresses ...
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1answer
28 views

Public key to address [closed]

I am working in js and I need a library that helps me get an address with a public key stored in a buffer.
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0answers
27 views

How to getbalance for any existing bitcoin address, without long wait

I am new to bitcoin. I've read multiple articles and posts on forums and unfortunately I haven't found the answer I am looking for. Some back story... I just bought a 2TB SSD storage, and installed ...
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2answers
33 views

Single “Multiple Inputs Tx” vs Multiple “Single Input Tx”

Alice owns three addresses A1, A2, A3. She decides to collect the coins held by these addresses into a single coin so she generates a fresh new address A4 for that. She has the following two options: ...
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1answer
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convert “M” address to “3” address LTC

currently im facing with 1 issue that i need to convert all my litecoin address in my fullnode to legacy address (prefix with "M"). Im know that we have a tool https://litecoin-project.github.io/p2sh-...
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1answer
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Using only Javascript and JS related Bitcoin Libraries. How do you extract the Bitcoin Address from a private key?

I'm building an js related application that only stores my user's bitcoin private keys, but not the public key or bitcoin address to save space. Is there a javascript library that can output the ...
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1answer
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If Bitcoin addresses are a single-use token, how several transactions belong to a single address? (Edited)

While in Bitcoin wiki (Link to the page) is explicitly mentioned: "A Bitcoin address is a single-use token." We therefore expect that every address would be belonged to only a single transaction ...
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1answer
36 views

Bitcoin websocket like ws.blockchain.info

I'm currently using ws.blockchain.info to subscribing to an address, but it is not really stable and frequently connected. Please tell me some alternatives for it. Thanks.
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1answer
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“bitaddress.org”: It generates a BTC or BCH address?

(1) Is the address generated by www.bitaddress.org a BTC address? Or BCH address (Bitcoin Cash) ? (2) Is there a general method to recognize BTC address from BCH address?
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“Antpool.com” setting up wallet: BTC or BCH?

In www.antpool.com Bitcoin mining pool, when we want to set up a Bitcoin address to which the reward will be sent, there are 2 options: BTC address (Bitcoin) and BCH address (Bitcoin Cash). But the ...
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0answers
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Bitcoin.com Wallet: How to export separately addresses and private key from json file?

I created a wallet by Bitcoin.com Wallet application for Windows. And then I generated 3 BTC addresses for this wallet. I then exported this wallet using Export Wallet and and chose File/Text option, ...
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3answers
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Is it smart to just create wallet and then delete it, writing down the address?

What are possible downsides of practice where I download a bitcoin wallet on my phone, write down the seed and the address, purge the app into nonexistence and continue my happy life, sharing my ...
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1answer
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The risk of sending money to a xpub generated address

Suppose the owner of xpub share the xpub to others, and someone send some money to a xpub generated address. If the owner of xprv does not know the path used to generate that new address, is that ...
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0answers
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Listunspent only works for the last address I made a transaction with

I have a wallet on bitcoin core with three addresses I use to make transactions. But listunspent only returns information when I used it with the address I made the last transaction with, is it ...
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1answer
52 views

checksum in address

I want to create a address bitcoin. I have a payload with version like this: 0050d512c984b1656ef47c145c8fd5d5262d3904b1 where 00 in my version prefix, and 50d512c984b1656ef47c145c8fd5d5262d3904b1 ...
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1answer
71 views

address in listaddressgroupings and getnewaddress

I don't understand the differents between listaddressgroupings and getnewaddress For example, I have a local blockchain ( regtest ) with 0 Block. I create 101 block (generate 101) I can see with ...
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1answer
75 views

Can you send a transaction from non-native segwit to native(bech32) segwit address?

Let's say I have a wallet with a non-native segwit address (prefixed with 3- like multisig). Can I send my utxos from this address to a native segwit (bech32) address?
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1answer
37 views

How to determine right address from address hash

I'm using private libbitcoin server and libbitcoin explorer. When I use bx fetxh-transaction, it returns something like: I'm trying to figure out, how to get right address from address_hash. When I ...
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2answers
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Is there a limit to the number of Bitcoin addresses? [duplicate]

Is there a limit to the number of Bitcoin addresses? And if so, what stops someone from making all these addresses and holding the private keys for them so no one else can make a new public key?
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1answer
268 views

Are “1” , “3” and “Bech” Addresses (BTC) forward and backward compatible?

Wondering if lets say someone has funds in Bech32 and they send to a "1" or "3" address due to less characters to remember ect.
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1answer
51 views

Is there a maximum balance that a single address can hold?

Is there a maximum number of satoshis that a single address can control at a single time? I ask because when I generate regtest blocks to a single address, it's balance gets stuck at 1494999998350 ...
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2answers
50 views

Watch a BitCoin account for incoming payments

I want to watch a set of BitCoin addresses and be notified (preferably by email) when they receive a payment. I prefer me not to write my own software for this and not to install it on my own server, ...
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0answers
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Does hashing of bitcoin addresses cause collisions? [duplicate]

There are 2^256 possible public keys. We generate bitcoin addresses by hashing these public keys using SHA256 and then RIPEMD160. Now, since 160 < 256 won't there necessarily be collisions - ...
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2answers
61 views

How can I refund money that I sent to an address?

I sent a little money to this address 19RTgakS1WZP172vZwn44HnJAKU8ZQcJxm and they said that this link was allready used by someone else. Now he is saying the bitcoins were sent to no one and that they'...