Hey all.
I'm having some trouble with taproot addresses.
Can someone tell me how to change a hexadecimal private key into a taproot address using python?
I'm using the bech32m library, but the taproot address I get isn't matching the expected one.
Could anyone break down the process of generating a taproot address? I really want to use a hexadecimal private key for this.
Thanks a lot.
Understanding taproot addresses
5 replies 331 views
satoshi2013Member
Posts: 20 · Reputation: 114
#2Jul 28, 2023, 10:57 PM
Well From the Little search and knowledge i think you should try to coverts your personal key to a wallet and it should be a new version 0 maybe on your phone or desktop.
This are some steps you could take just follow them!!
Step 1
Step2
Step3
This should be of help after run them
Try to check on this link to confirm it OP
https://bitcoin.stackexchange.com/questions/118135/get-the-scriptpubkey-from-a-taproot-address
king_tokenFull Member
Posts: 26 · Reputation: 293
#3Jul 29, 2023, 03:21 AM
Hope this topic can help you: https://bitcointalk.org/index.php?topic=5405946.0
The cited topic is mostly about how to deal with Taproot with various software and hardware wallets. I couldn't find anything related to OP's question on how to properly derive Taproot addresses from a private key in Python.
I've no experience with this in Python, but I assume a mandatory intermediate step is to properly get the public key by elliptic curve magic from the private key and then apply some Python Taproot library magic. Can't assist here further...
I deliberately quoted the full post. The OP is not asking for an explanation of what Taproot is. What you posted sounds a lot like you copied or paraphrased some other source which you don't cite properly. If true, your forum account might be in trouble due to some sort of plagiarism.
shard_degenFull Member
Posts: 68 · Reputation: 298
#5Jul 29, 2023, 12:15 PM
You're right to be confused deriving Taproot addresses from a private key requires some care, especially with x-only public keys and Bech32m encoding.
Heres a working example in Python using the latest `bitcoinutils` library. This code converts a WIF-format private key (e.g., testnet key starting with `c`) into a valid Taproot address (key-path spend only, no script tree):
```python
from bitcoinutils.setup import setup
from bitcoinutils.keys import PrivateKey
# Select 'mainnet' or 'testnet'
setup('testnet')
# Replace this with your WIF private key (not hex)
wif_privkey = 'cPeon9fBsW2BxwJTALj3hGzh9vm8C52U.....'
priv = PrivateKey(wif_privkey)
# Derive the x-only public key and taproot address
pub = priv.get_public_key()
x_only = pub.to_x_only_hex()
taproot_addr = pub.get_taproot_address()
print("Taproot address:", taproot_addr.to_string())
```
✅ Notes:
Input must be in WIF format (not raw hex).
Output address is Bech32m encoded (per BIP-350).
This creates a key-path Taproot address. No tweaking or script tree involved.
⸻
If youre working on advanced Taproot scripts (e.g., Merkle trees, control blocks, script-path spends), Ive published a real testnet implementation here:
🐍 Code: github.com/btcstudy
📖 Medium: medium.com/@aaron.recompile
📘 Book: leanpub.com/mastering-taproot
🐦 Twitter: @aaron_recompile
Happy to help if you want to go deeper into Taproot engineering!
It's better when you post code in [code]...[/code] tags, because it can happen that parts of your code get swallowed by the BBcode interpreter. (It doesn't look like it happened with your code example above, though, but it's simply good habit to use code tags.
Especially prone to be swallowed is the character sequence of [i] which occurs quite often in some code or code examples. If you have this in your posted code and don't use code tags, [i] gets removed from posted code and subsequent code text is seen in italic font style, because [i] starts italic text.
You don't want that to happen.
I've bookmarked your Github repo and will have a look what you offer there.
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