Questions tagged [bech32-address]

A checksummed base32 format, "Bech32", and a standard for native segregated witness output addresses using it.

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1answer
967 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
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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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1answer
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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
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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
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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
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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 ...
2
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1answer
679 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
596 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
352 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
658 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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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
295 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
599 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
640 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
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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
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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
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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
1k 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
535 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
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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
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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 ...
2
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1answer
455 views

Does the Bech32 address format decrease Bitcoin's possible address count?

I have wondered how many Bitcoin addresses are possible. When looking around, I stumbled upon this thread on BitcoinTalk: There are exactly 2^160 possible addresses as long as we keep using RIPE-...
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3answers
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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
632 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
8k 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). ...
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1answer
552 views

Are Bech32 addresses safe for mainnet usage?

According to github bitcoin/bips, BIP-173 is still a draft. And i saw today that Electrum wallet start using it. Is this means that the specs for BIP-173 won't change in the future ? or the final ...
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2answers
7k views

Bech32 conversion to legacy P2PKH?

Electrum now generates Bech32 addresses for SegWit wallets. Example: bc1qnntcclssmtuvfw2te7q49lzvw67cfvpzxger4j Pubkey: 023f1b3421c6ae0c1758834d40806c2418194b507be261fa343a0636653f3ec75b If I ...
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1answer
726 views

Which crypto currency exchanges are using segwit (bc1) addresses for its users?

Are any of the cryptocurrency exchanges using native segwit (bc1) addresses for any of its users?
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1answer
909 views

Would migrating my coins to a segwit (bc1) address reduce my fees as I send them out?

Currently fees are a bit ridiculous when sending from mycelium. I'm thinking of migrating all my coins to electrum 3 as a segwit (bc1) address. Then, would my fees be smaller? And if I exclusively use ...
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2answers
2k views

How do transaction costs compare between Bech32 addresses and legacy Bitcoin addresses?

Now that Electrum 3 supports Bech32 addresses for segwit, when sending coins to a legacy address are fees higher or cheaper?
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1answer
753 views

bech32 addresses for segwit support in mycellium and coinomi?

Does mycellium and coinomi for android support bech32 addresses for segwit? If they don't would it throw an error if you tried to send it there?
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1answer
359 views

Which wallets can send to native segregated witness output addresses today?

Which wallets today are able to send to P2WPKH addresses starting with bc1qf…?
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2answers
1k views

Is there an address format for P2WPKH or P2WSH?

Is there an address format for P2WPKH or P2WSH? If P2WPKH uses the same address format as P2PKH, how does a wallet know which one to use?

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