Questions tagged [taproot]

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2
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1answer
32 views

What are the different upgradeability features in the BIP-Taproot (BIP 341) proposal?

What are the different upgradability features in the BIP-Taproot (BIP 341) proposal? Why are there so many upgradability paths? Is there something an annex can do that a leaf version can't? This ...
2
votes
1answer
45 views

What are some interesting applications of Taproot “smart contracts”?

From a strictly technical perspective, MAST makes a lot of sense. However, understanding it in the context of Taproot/Tapscript does require prior knowledge in Merkle Trees and hash functions. What ...
2
votes
1answer
108 views

What are the sizes of single-sig and 2-of-3 multisig taproot inputs?

There was a Twitter discussion about the sizes of inputs and Taproot came up. What are the input sizes for Taproot inputs? Please cover both the key path spend (single-sig or default spend) and 2-of-...
1
vote
0answers
22 views

When is it intended to push to main network upgrades like Taproot, Submarine Swaps?

I have read about some interesting BIPs/projects. I am not asking for their explanations. I simply like to know about their current status - When the dev community intends to implement them on the ...
2
votes
2answers
205 views

Could Taproot create larger security risks or even hinder future protocol adjustments re Quantum threats?

I am quoting here a user named "blk014" who responded to Pieter's Taproot tweets from 24JAN. I find this user's comments very interesting and would like to ask a developer expert how much of a ...
2
votes
1answer
34 views

Will g'root be included in the Taproot soft-fork?

G'root, which I understands as generalised Taproot, was announced a year and a half ago. I'm wondering what the development is on it and if it is part of the taproot softfork.
0
votes
0answers
40 views

Can Submarine Swaps be incorporated into a Taproot/Scriptless script?

I was looking for ideas on how to use Submarine Swaps with Taproot/Scriptless Scripts. But I couldn't find anything. I can imagine that it would trivially be possible to incorporate a Submarine Swaps ...
11
votes
1answer
546 views

Musig Signature Interactivity

2 Questions: Why is Musig signing always interactive? Let's say I have a Musig wallet where keys are stored in secure locations with no internet access. What are some methods to sign from these ...
3
votes
1answer
146 views

Would a Schnorr PubKey be a different length than a Taproot PubKey like P2WPKH and P2WSH?

A P2WPKH PubKey is shorter than a P2WSH PubKey. Would this also be the case that a Taproot PubKey is larger than a Schnorr PubKey? If so, wouldn't people be incentivised to use the Schnorr PubKey and ...
3
votes
1answer
96 views

Does Taproot allow CoinJoin-style transactions without revealing all signers?

Taproot allows to hide a script behind a transaction and only release the relevant information when the output is being spent. Would this allow for a construction of a script with N participants + ...
3
votes
2answers
115 views

Why is no security lost by using 32-byte public keys in Schnorr signatures instead of 33?

There is currently a discussion on the mailing list about truncating the 33rd byte from public keys when used in bip-schnorr. Public keys are (x, y) coordinates and compressed public keys simply ...
4
votes
2answers
178 views

On chain cost of Segwit version 1 versus version 0

How do total blockchain cost for Segwit version 0 compare to version 1 which is being proposed? I'm specifically interested in a single user transactions – both paying to public key (or pk hash) and ...
4
votes
1answer
103 views

Does v1 Segwit includes v0?

My question is whether the version 1 of Segwit script will allow you to use version 0 scripts types inside of it. In other words, is version 1 superset of version 0? Please include reasoning behind ...
3
votes
1answer
201 views

Is the BCH version of Schnorr signatures compatible with taproot?

BCH is going to introduce support for Schnorr signatures on May 15th. One of the most anticipated features for Schnorr signatures on Bitcoin is the introduction of taproot constructions. Will it be ...
3
votes
1answer
77 views

What is the current Status of major proposed BTC upgrades like Taproot, MAST, Submarine Swaps?

I have read during the last year about some very interesting BIPs or initiatives. I am not asking for their explanations, just would be great if anyone would know about their simple status as of now, ...
5
votes
2answers
78 views

What kind of privacy does Taproot give bitcoin?

I understand that confidential transactions hide the amounts sent and received. But what does the new taproot privacy technology hide for bitcoin?
1
vote
1answer
97 views

Could Taproot or Graftroot enable the execution of complex scripts?

From my understanding, Taproot uses a Merkle Tree structure whose root represents the outcome of a script. That representation is in the form of a signature that may unlock the inputs associated with ...