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
34 views

Verifying a P2WSH by hand

To test my understanding of the signing and verifying process i tried to verify some random Bitcoin transactions by hand. Sadly i got stuck with a P2WSH transaction, i choose the following transaction ...
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1answer
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What problems identified with bech32 addresses have been resolved with the updated bech32m?

What problems identified with bech32 addresses have been resolved with the updated bech32m? I am aware of one problem with the original bech32, namely length extension mutation weakness but I don't ...
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How I can delete useless addresses?

In Bitcoin app wallet I created many addresses, which I need to delete. I tried to press, clamp, enter the settings. Nothing helped. Is it possible to remove unnecessary addresses?
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1answer
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Why did bech32 define a new base32 encoding scheme rather than use an existing one?

There are multiple existing base32 encodings (RFC 3548/4648, z-base-32, Crockford's etc). Why did bech32 define a new one rather than use an existing one?
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1answer
152 views

Can you break down what data is encoded into a bech32 address?

Can you break down what data is encoded into a bech32 address? e.g. bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4 How do bech32 addresses on testnet, regtest, signet compare?
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What is the difference between “native segwit” and “bech32”?

People seem to be using "native segwit" and "bech32" interchangeably. Are they really the same thing?
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1answer
699 views

Why does Taproot require a new address format?

Dawid Ciężarkiewicz asked on Twitter: Hey #bitcoin ers. I'm trying to figure out why taproot needs a new address format, as I missed it. If you have a good link or something - please share. I thought ...
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2answers
167 views

What is needed to generate a bech32 address?

So I wrote a vanity address generator in c# with the NBitcoin lib. When I use the private key used to generate the address and input it in Mycelium it outputs a different address. This does not occur ...
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2answers
136 views

Can a single wallet generate (and use) both SegWit and non-SegWit addresses?

Is a Segwit wallet able to generate and use non-Segwit addresses? I'm using Bitpay's Bitcore to create wallets and generate new addresses for the users of my platform. I'm also using Bitcore-wallet-...
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1answer
44 views

How to get the raw signature data of a transaction?

With the use of segwit, signature data is no longer part of transaction body and thus can’t be retrieved from block explorers. So is there a Bitcoin rpc method in order to get it directly without ...
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1answer
186 views

Why is BIP32 root key different for different standards(purposes)?

When generating key on https://iancolemen.com/bip39/, the BIP32 Root Key changes as I change the derivation path tab, e.g. BIP32, BIP44, BIP39 etc. Why is this the case? Isn't BIP32 Root Key the m at ...
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1answer
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How Many Clients Could Not Send to Bech32 Addresses?

For my client, I have set up a custom BTC payment solution using BTCPay Server. The wallets I have configured in BTCPay Server produce only bech32 (bc1xxx) addresses for payments (cheapest ...
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1answer
141 views

how to generate bech32/segwit address from pubkey in golang

I am trying to generate bech32/segwit address in golang with the following code: var pubkey *btcec.PubKey address, err := btcutil.NewAddressPubKey(pubkey.SerializeCompressed(), chainParams) if err != ...
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1answer
1k views

Are Bitcoin addresses case sensitive?

I sent $20 to my wallet ex. bc1qa4dk0fqvw7jfpvzgy9xpf7572kv9env9y748ct. But instead I sent it to that address in all caps. I haven't received the money and it's been 3 hours. Are BTC addresses cap ...
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Speed of decoding Bech32 addresses

I am trying to understand if Bech32 can be a bottleneck in some specific cases (only Bech32, not Bitcoin itself). What is the hypothetical speed decoding the address back to the streamable format in ...
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Bitcoin address to Hash160 for brainflayer

I took a script to translate the bitcoin address to hash160: http://lenschulwitz.com/b58/base58perl.txt replaced the lines for working with the list from the file: #Sample test taken from https://en....
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Generate p2sh-segwit and address bech32

When I use bitcoin-cli getnewaddress "" "p2sh-segwit" which kind of script is inside And can I convert if in bech32?
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1answer
56 views

Checksum P2WSH failed

My goal is replicate the same P2WSH of https://en.bitcoin.it/wiki/BIP_0173 tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q0sl5k7 I'm able to generate the "first" part before checksum. ...
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1answer
119 views

Why does Bisq claim that my “native segwit” receive addresses are “invalid”?

Every time I'm transferring over the funds from Bisq to Bitcoin Core, I get the error: Invalid address. (Or something along those lines.) Only after generating another receive address in Bitcoin ...
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4answers
2k views

Are all three Bitcoin address types interoperable (legacy, segwit, native segwit)?

is it possible to send transactions back and forth between all 3 address types (legacy, segwit, native segwit-bech32)? Or is one of them not able to send to another?
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1answer
500 views

How to generate legacy receiving address in Bitcoin core 0.19.x.x

I must have missed the memo. I see Bitcoin Core 19.1.0.1 defaults to generating Bech32 receive addresses (prefixed with "bc1"), and offers a checkmark to generate P2SH addresses instead (prefixed ...
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3answers
3k views

Convert bech32 Bitcoin address to legacy

I know that similar tools exist for BCH (e.g. https://cashaddr.bitcoincash.org/). Is there a way to convert a native segwit bech32 Bitcoin address to a legacy format?
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1answer
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Why can't bech32 addresses be mixed case?

I know that they cannot be mixed case due to their BIP but what was the intention behind this idea and would it be problematical to convert a mixed case bech32 address to a lower/upper case bech32 ...
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Creating bech32 address on bitcoin core automatically generate another address on lightning network

my lightning network backend is bitcoind. Interesting when I execute getnewaddress label bech32 another bech32 address is automatically generated. I found it because at the lightning network console ...
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1answer
253 views

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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382 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
250 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
559 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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215 views

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
47 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
286 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
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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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248 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
122 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
183 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
367 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
338 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
100 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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2answers
479 views

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

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
621 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
332 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
594 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
952 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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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
861 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
727 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
2k views

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
1k 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 ...