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In Chapter 4, "Address", we learned how to generate P2PKH addresses. But how do we generate P2TR addresses? Is there any references?
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```
static BigInt _changeValue(BigInt sum, List all) {
final sumAll = all.fold(
BigInt.zero, (previousValue, element) => previousValue + element);
final remind = sum - sumAll;
…
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I get this error message in Jupyter Notebook for excercises 2 & 3:
`Exercise`
` reload(helper.HelperTest)`
` run(helper.HelperTest.("test_p2pkh_address"))`
` File "/var/folders/dm/y81m2jm566lc…
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# Description
`extractHash` checks that the template for `P2PKH`, `P2SH`, `P2PKH` and `P2WSH` is valid (proper prefix and suffix), but the actual size of the provided script is never checked.
ht…
sr-gi updated
4 years ago
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Add the following function to `Transaction` class
```js
getPublicKeyFromInput(index: number): Buffer | null {}
```
This function should extract the public key from the `script` or `witness` pr…
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If there is a desire to allow combining multiple coins (#3) then the fee model needs to be fixed first.
* Per-input fee should be, say, 200 sats.
* Per-output fee should be about 35 sats. For simp…
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Follow up from the tech-talk where I also went over this idea.
As the authentication chain uses normal bitcoin payments, of which p2pkh is the most common, it is not a stretch to consider that a se…
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At the time of writing, Rooch doesn't support Bitcoin related protocol.
nostr, on the other hand, supports Bitcoin protocols, and by supporting nostr on Rooch, we can further support Bitcoin networ…
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This functions is going to be depricated in the future but we need something like this one for generation **p2pkh** address.
This feature request is related to this one https://github.com/zcash/zca…
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With Electrum Crown v0.0.3a (actually anything built after c8d17e0b25e857ad32a67fc494aea52a28149311) the debug log contains periodical batches of messages saying:
```
Traceback (most recent call l…