Questions tagged [bech32-address]
A checksummed base32 format, "Bech32", and a standard for native segregated witness output addresses using it.
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How to use python reference for encoding a bech32 address?
Could someone provide an example of how to use the python reference implementation for generating a bech32 address?
For example, generating a mainnet bech32 address for this scriptPubKey: "...
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2answers
168 views
How does the bech32 length-extension mutation weakness work?
A bech32 address ending with p can be modified be inserting or removing q characters immediately before the final p character to make a new valid bech32 address. Why does this work?
Are there any ...
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1answer
33 views
bech32 addresses beginning with “bcrt…” on regtest
I'm playing around with regtest and wanted to generate a bech32 address. My Bitcoin Core version is 0.18.0.
I ran getnewaddress "" bech32 and got an address that began with bcrt, like this one : ...
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2answers
489 views
Most efficient way to store Segwit Address in a database
This is not a duplicate of What is the most efficient way to store bitcoin addresses in a database? but it's the same question except I need a segwit answer.
Let's say I wanted to store every ...
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Mycelium not reading segwit bech32 (bc1) addresses from a private key
I'm trying to import my bitcoin private key into the Mycelium android wallet, but it keeps showing up as the legacy address that starts with 1xxx. I sent some coins to the bc1 address and I verified ...
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1answer
28 views
For the 3 bitcoin address types, which can send to each other? Can a valid tx be created that spends to an unspendable address?
I'm just getting started with using bech32 addresses instead of legacy addresses, and I'm not familiar with how the legacy vs segwit compatible vs bech32 addresses play with each other.
Can I get an ...
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2answers
102 views
Bitcoin API with bech32 support
Since a while, I have been using the insight-api to view bitcoin transactions. However, recently I have found out that bech32 addresses are not supported.
Now I try to fix this issue and I am open ...
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1answer
31 views
Why tx informations of a specific transfer in BITCOIN protocol will send to many IP addresses?
Recently I send a specific value from a wallet to another wallet and Simultaneously I caputred the related traffics in source and destination.
after that, I found that value and it's related address ...
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2answers
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which is the relationship between ouput adresses and their value in a specific transaction?
Some days ago, I write a program to extract output addresses and its value in tx messages of a sample bitcoin pcap.
extracted addresses are all valid and we can find them in block explorers.
after ...
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123 views
Send to bech32 segwit address from Bitcoin Core 17.1
I have a non-HD wallet in Bitcoin Core v17.1. I have never used SegWit before.
I need to send some coins to a bech32 address from bitcoin-qt GUI. The problem is after selecting the specific coin ...
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1answer
74 views
Why do most exchanges still have not implemented segwit bc1 addresses to save block space?
Segwit bech32 bc1 addresses has been out for a good 2 years. Why do most exchanges still refuse to implement such a feature for its users? Exchanges create a bulk of the bitcoin transactions and also ...
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1answer
66 views
Is Bech32 transaction on blockchain.info size accurate?
I have made a transaction and paid like 120 sat/B, on blockchain it says that I've paid 78.995 sat/B and noticed that transaction size is 191 (bytes)
Transaction size supposed to be: 102 (input) + ...
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2answers
290 views
Would it be possible to dictate a bech32 address as a list of English words?
One of the reason for bech32 address is: "it'easier to dictate it over the phone".
Is there an algorithm to convert a bech32 address into a list of English words that would make it even easier?
...
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1answer
143 views
Witness program hash mismatch while signing bech32 transaction
I'm trying to sign a transaction using signrawtransactionwithkey on bitcoin-core 0.17 but I'm getting the following error:
{"ERROR":"[{"txid":"...
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1answer
67 views
sendtoaddress command doesn't work with bech32 bitcoin core 0.17
I have bitcoin-core 0.17 working on regtest mode and when I try to send to a bech32 testnet address I get invalid address
I have set addresstype=bech32 on my bitcoin.conf
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1answer
2k views
Bitcoin automatically diverted to bech32 address
I sent bitcoin to an address starting 3Cn using Electrum but the blockchain viewers seem to show that it has gone to an address beginning bc1 as shown in the link below.
Transaction Viewer
How can ...
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1answer
229 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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3answers
358 views
Why does the decode function of the segwit bech32 encoder/decoder take a hrp (human readable part) as input?
Looking at the code referenced in bip-0173, specifically for example here:
https://github.com/sipa/bech32/blob/master/ref/javascript/segwit_addr.js
function decode (hrp, addr) {
var dec = ...
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1answer
299 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
515 views
Will a Schnorr soft-fork introduce a new address format (i.e. not bech32)
When we (hopefully) soft-fork to Schnorr signatures will the address be indistinguishable from bech32 addresses?
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1answer
377 views
In simple terms, what are the major differences between P2WPKH and P2WSH bech32 addresses?
I've read over the bip173, bip141, and bip143 specifications and they're a bit too technical to get at the simple answers I'm looking for.
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1answer
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How to make segwit transaction and bech32 mandatory
Is it possible to make segwit transactions (and possibly segwit address: Bech32) mandatory in the Bitcoin Core code?
In other words, when a transaction is created using the wallet, the transaction ...
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1answer
353 views
How is Public Key extracted from (message, digital signature, address)
I'm under the impression that a public key is revealed when you sign a message.
Given these 3 inputs.
P2PKH Address, Digital Signature, Message.
Is the public key exposed?
If so, how do you extract ...
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2answers
382 views
Constructing a P2WSH address from the BIP173 spec
The BIP173 specification defines how to create Bech32 Segwit native addresses.
In the examples section a public key is given: 0279BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798.
...
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1answer
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Litecoin address starting with ltc
my litecoin wallet (shared 2 of 2) on electrum-ltc generated an address to receive LTC. I transfered some LTC to that address and tried to check in block explorer. Unfortunately got such message:
...
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2answers
733 views
How do I Derive Bech32 Address from P2WPKH Output Script?
I am building a small script to decode the raw coinbase transaction data into a human-readable viewer without external scripts to better my understanding around the subject.
I've noticed that there ...
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2answers
3k views
Benefits of Bech32 addresses?
In Bitcoin core, when generating a new address for receiving a payment, you get this dialogue:
There is a tick-box for "Generate Bech32 address".
I understand that this is a relatively new feature ...
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0answers
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How does supporting additional 'Address Chains' impact resource usage for an SPV wallet?
On Reddit I encountered a user claiming that implementing Segwit support for an SPV wallet would require supporting an 'additional address chain', but I'm not sure what exactly that entails.
I would ...
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2answers
2k views
What the difference between old segwit (3) and new segwit address (bc)?
i'm not that kind of person who understands cryptography and math, can you tell me simply the main purpose of new segwit address? are transactions fee the same for new segwit (bc1)?
instead of "Old ...
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2answers
180 views
How is Bech32 based on BCH codes?
The Bech32 BIP declares that Bech32 is "based on BCH codes". But if you look at the wikipedia page on BCH codes, you see a lot of mathematical equations, but none of those equations seems to be ...
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1answer
485 views
How to generate a P2WSH address
getnewaddress "" bech32 generates a P2WPKH address (e.g. tb1qw508d6qejxtdg4y5r3zarvary0c5xw7kxpjzsx).
How can I generate a P2WSH address (e.g. ...
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1answer
438 views
What are the standard formats of transaction outputs?
A transaction output can have the type
Pay to public key hash, P2PKH, where the ScriptPubKey field has the format:
76 a9 14 <20-byte hash of pubkey> 88 ac
Pay to script hash, P2SH, used for e.g. ...
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2answers
219 views
Using BitcoinJS - How do you verify a message using a segwit bech32 (bc1…) / P2SH (3…) addresses?
I created a signature from a message using my private key. But how do I verify this signed message using my segwit addresses of 3... or bc1...? How do I verify this using the BitcoinJS library?
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1answer
562 views
How do you output segwit bech32 (bc1…) / P2SH (3…) addresses from a bitcoin private key?
I have a bitcoin private key and know that it can output a segwit addresses of bech32 bc1... and p2sh 3... formats. How can this be done easily?
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2answers
830 views
Is there a paper wallet generator for the new bech32 bc1xxx segwit address?
Is there a paper wallet generator like bitaddress.org for the new bech32 bc1xxx segwit addresses?
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1answer
203 views
Pros / Cons of using the new bc1xxx segwit address vs the 3xxx segwit address?
What are the pros/cons of using the new bc1xxx segwit address vs the 3xxx segwit address?
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1answer
368 views
Is a P2WPKH address synonymous with a Bech32 address?
BIP142 when encoding a segwit P2WPKH address is using a base58 address format (address p2xtZoXeX5X8BP8JfFhQK2nD3emtjch7UeFm in the example).
I understand that BIP142 predates BIP173 but are P2WPKH ...
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1answer
399 views
Bech32-P2WSH BIP32 derivation path
I know that the deriving path for Bech32 is 84, but what about P2WSH addresses path is it the same?
I've been reading https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki but nothing on ...
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1answer
279 views
Why is not Bech32 address selected as default in Bitcoin Core 0.16.0?
So, thankfully Bitcoin Core 0.16.0 came to us, general people.
But however, native segwit address Bech32 wasn't selected as default.
Is not it better to use a Bech32 address right away rather than ...
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2answers
164 views
Failed to import Bech32 SegWit addresses using importmulti Bitcoin-Core 0.16.0rc3
I was trying to import Bech32 addresses using importmulti on Bitcoin Core 0.16.0rc3.
[
{
"scriptPubKey" : { "address": "tb1qkzq7kgx7rk45na3d3vt6vrqftfczq6ryn9zq0d" },
"...
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3answers
2k views
Why bech32 address always starts with bc1q?
I understand that it starts bc1.
But 'q' is not what I understand. Can someone explain to me?
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1answer
718 views
understanding bech32 Addresses / BIP173 question
I try to understand the code from the BIP173. I read the BIP, the links to RFC3548 or z-base-32, the base32 proposal by Mark Friedenbach, and some posts here.
Q1: how to interprete script handling?
...
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1answer
435 views
Can legacy wallets with 1xxx addresses send to segwit 3xxx and bc1xxx addresses like mycellium that only does 1xxx addresses?
I have mycellium for android and currently they dont support any segwit addresses that has 3xxx or bc1xxx. Can I send out from my mycellium 1xxx address to my segwit 3xxx or bc1xxx address that I ...
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1answer
2k views
How to create a Bech32 address from a public key?
What are the steps to create a Bech32 address from an ECDSA public key? Bitcoin wiki has a nice step-by-step guide to create an address from a public key but what about Bech32 addresses? I've read ...
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2answers
473 views
How do I sweep funds from my bc1 bech32 segwit address I generated from a paper wallet?
Is there a easy tutorial on how to sweep a bc1 segwit address? I know electrum can sweep private keys, but has anyone ever really tried it and wrote a tutorial on it?
I'm afraid of sending some ...
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1answer
289 views
Does Bech32 address format not decrease Bitcoin's possible addresses?
Sorry for my poor English, but as many of us, I have wondered how many Bitcoin addresses are possible. When looking around, I stumbled upon this thread on BitcoinTalk:
There are exactly 2^160 ...
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3answers
3k views
Cashaddr (bech32) to legacy address format convertor for Bitcoin Cash
Several days ago our bitcoin cash core wallet started to generate addresses using the new format: bitcoincash:q...... . That's nice and differs from the bitcoin blockchain generated addresses, but ...
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1answer
425 views
Can I mix P2PKH and P2WPKH inputs in the same transaction?
I'm trying to increase my knowledge of bech32 and SegWit and to that end am working my way through this explanation.
Here's a hypothetical situation I'm trying to understand. Let's say Jamal has ...
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1answer
2k views
Which block explorers recognize bech32 addresses?
At this time, blockchain.info doesn't. Neither does blockchair or blockcypher.
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2answers
5k views
How do bech32 addresses compare to P2SH addresses in transaction size?
Bech32 (starts with bc1) and P2SH (starts with 3) can both be used for segwit transactions. I know bech32 is supposed to create smaller transactions, but I'd like to know how much smaller (than P2SH). ...
