Compute the BIP341 tapbranch hash from two branches. Spans must be 32 bytes each.

Synopsis

Declared in <script/interpreter.h>

uint256
ComputeTapbranchHash(
    std::span<unsigned char const> a,
    std::span<unsigned char const> b);

Return Value

The combined tapbranch hash.

Parameters

Name

Description

a

The first 32‐byte branch hash.

b

The second 32‐byte branch hash.

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