Questions tagged [xpub]

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What are segwit extended key prefix bytes for regtest?

I need the HD version bytes for equivalent of ypub, zpub, Ypub, Zpub but on the regtest network. I also need Ypub on testnet. All the rest I can find in slip132, but it is incomplete. thanks.
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14 views

difference between extended public-key(xPub) and public-key

I wanted to know the differences between the public key and extended public key and their use cases.
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53 views

How can I generate public address from an xpub key in Java?

I have an xpub key with which I want to generate all addresses which have been used or will be used and then find out the keys which have balance. Here's a sample xpubkey with balance- ...
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15 views

How to know if I have earn funds or lost funds with the answer of a node or Electrum?

I am using ElectrumX I am developing a cryptowallet, and when I ask for the historic data about a specific XPUB I get a list of transactions id, and when I ask for the information of those ...
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37 views

Extending a parent public key to create a child public key

I want to create public key from parent e public key like this: In this picture I can see left 256 bits and it's become 264 after "sum" with parent public key. But 256 bits what is it? When ...
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1answer
118 views

Looking for JS/Node.js code example to sign a transaction (with multiple UTXOs) with only the extended private key

Is there any Javascript code out there or examples on how to sign a transaction by using the extended-private-key? What I am essentially looking for is code that will help derive the private key, ...
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2answers
539 views

Segwit Addressed from xpub key

How can i get the public key of my segwit address with my extended public key. when i import the xpub into electrum it automatically creates a legacy wallet for me. i'm not with my nano and won't be ...
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483 views

How do I get my master public key from a wallet?

If a HD wallet only gives me the 12 word mnemonic, how can one get the master public key?