Questions tagged [pycoin]
The pycoin tag has no usage guidance.
12 questions
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Pycoin/Python spending part UTXO
I have a little App for me that uses the xpub to scan for all received coins. I am using Blockchain to collect the info. This is working fine, now I am facing the issue that when coins are spent, i ...
- 37
2
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626
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Need Help Deriving Extended Private Key from Bitcoin Root Extended Public Key and Non-Hardened Extended Private Key
I am currently working on a challenge that involves deriving a non-hardened extended private key for a specific search path in Bitcoin. The challenge provides the following information:
Bitcoin root ...
- 73
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Derive Segwit Addresses From xPub or zPub using PYTHON
Summary
I'm pulling my hair out trying to understand a couple of concepts. I would like to use a Segwit wallet in my Ledger Nano S to derive unhardened(?) child public keys (and thus segwit addresses) ...
- 55
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Bitcoin UTXO anatomy
I've been using a command line tool to fetch spendables from a Bitcoin address. Given an address the following command (source) ouptuts UTXOs the address can spend.
tx -i ...
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balance of sub-wallet not in main wallet address (blockchain.com)
I'm quite new to bitcoins so apologies if i'm being a noob, but I'm very confused!
I have many sub-wallet which created with pycoin command line.
for example, I created subwallet like this:
ku -a ...
- 103
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545
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Pycoin: How to sign SegWit transaction via Pycoin?
My target is to make transaction with unspent transaction outputs(UTXOS).
The information of UTXOs is as follow.
[
{
"pt_idx": 0,
"subaccount": 37,
"ga_asset_id": 1,
"value": "...
- 15
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529
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Pycoin: How to send transaction?
There is a problem in making and sending transaction.
I got UTXOS by using API(GreenAddress), and from utxos I made a transaction. But calculated fee is always larger than one in original GA service.
...
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GreenAddress: Noticfication of receiving transaction
I'm developing python project using greenaddress API. I use pycoin package.
I almost completed, but I can't resolve notification problem.
Using greenaddress API, the notification received is as follow....
- 15
1
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656
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Derive private keys from a HD key
HD (hierarchical deterministic) wallets contain master private key, from which all the private keys can be derived.
Is there a CLI tool that calculates the private keys out of a HD key?
- 619
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Can I spend utxos from various bip32 subwallets in only one transaction?
I want to redeem bitcoin received into several bip32 subwallets in only one transaction. Is that possible?
I've tried using pycoin's ku utility to generate a tpub and a wif from a tprv. I'm using the ...
- 125
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anyone attempted a multiple p2sh(multisig) send (ideally using python)?
I attempted to use pycoin to do a "create_signed_tx" in python, but had no joy: Do you think it might be technically possible to use spendables(UTXOs) from multiple source P2SH wallets in a single ...
- 231
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1k
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pycoin deriving wrong addresses from private key
a well known private key is the sha256 hash of correct horse battery staple it yields:
uncompressed address 1JwSSubhmg6iPtRjtyqhUYYH7bZg3Lfy1T
compressed address 1C7zdTfnkzmr13HfA2vNm5SJYRK6nEKyq8
...
- 1,713