ppad-fixed

Large fixed-width words and constant-time arithmetic.

Stackage Nightly 2026-11-08:	0.2.2
Latest on Hackage:	0.2.2

See all snapshots ppad-fixed appears in

MIT licensed by Jared Tobin

Maintained by [email protected]

This version can be pinned in stack with:ppad-fixed-0.2.2@sha256:6f8acb052f494dbca3aa20d6f4ec5104d1beba7752cb5645a5d083c31b541957,2540

Module documentation for 0.2.2

Data
- Data.Choice
- Data.Word
Numeric
- Numeric.Montgomery
  - Numeric.Montgomery.Secp256k1
    - Numeric.Montgomery.Secp256k1.Curve
    - Numeric.Montgomery.Secp256k1.Scalar

Depends on 2 packages(full list with versions):

base, deepseq

Used by 3 packages in nightly-2026-11-08(full list with versions):

ppad-bip32, ppad-poly1305, ppad-secp256k1

A pure high-performance implementation of large fixed-width integers and supporting constant-time operations, including Montgomery-form arithmetic on domains related to the the elliptic curve secp256k1.