Function compose_g2_product_sha512 

pub fn compose_g2_product_sha512(
    left: &KappaLabel<135>,
    right: &KappaLabel<135>,
) -> Result<AddressOutcome<135, 64>, CompositionFailure>

CS-G2 under σ-axis Sha512Hasher.

Errors

• CompositionFailure::OperandSigmaAxisMismatch — an operand’s σ-axis prefix is not "sha512".
• CompositionFailure::MalformedOperand — an operand is not a well-formed κ-label.
• CompositionFailure::PipelineFailure — defensive.