diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Revision history for mono-hash
 
+## 0.1.0.1 -- 2026-10-25
+
+* Documentation: credit the authors of FNV and SipHash/HalfSipHash.
+* Add the "Hash" category to the package's cabal file
+
 ## 0.1.0.0 -- 2026-10-25
 
 * First release.
diff --git a/mono-hash.cabal b/mono-hash.cabal
--- a/mono-hash.cabal
+++ b/mono-hash.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name: mono-hash
-version: 0.1.0.0
+version: 0.1.0.1
 synopsis: Hashing for monomorphic containers.
 description:
   FNV, SipHash, and HalfSipHash hashing for monomorphic containers.
@@ -8,7 +8,7 @@
 license-file: LICENSE
 author: Philipp Hagenlocher
 maintainer: me@philipphagenlocher.de
-category: Data
+category: Data, Hash
 build-type: Simple
 homepage: https://github.com/phagenlocher/mono-hash#readme
 bug-reports: https://github.com/phagenlocher/mono-hash/issues
diff --git a/src/Data/Hash/Mono/FNV.hs b/src/Data/Hash/Mono/FNV.hs
--- a/src/Data/Hash/Mono/FNV.hs
+++ b/src/Data/Hash/Mono/FNV.hs
@@ -1,6 +1,11 @@
 {-# LANGUAGE BangPatterns #-}
 
--- | FNV-1 and FNV-1a hashes for any 'MonoFoldable' container.
+{- | FNV-1 and FNV-1a hashes for any 'MonoFoldable' container.
+
+Designed by Glenn Fowler, Landon Curt Noll, and Kiem-Phong Vo, after whom
+the hash is named. See the
+<https://datatracker.ietf.org/doc/html/draft-eastlake-fnv-17 FNV specification>.
+-}
 module Data.Hash.Mono.FNV (
     FNVData,
     FNVResult,
diff --git a/src/Data/Hash/Mono/HalfSipHash.hs b/src/Data/Hash/Mono/HalfSipHash.hs
--- a/src/Data/Hash/Mono/HalfSipHash.hs
+++ b/src/Data/Hash/Mono/HalfSipHash.hs
@@ -3,7 +3,15 @@
 {-# LANGUAGE StrictData #-}
 {-# LANGUAGE TypeApplications #-}
 
--- | HalfSipHash-@c@-@d@ for any 'MonoFoldable' container.
+{- | HalfSipHash-@c@-@d@ for any 'MonoFoldable' container.
+
+HalfSipHash is the 32-bit-word variant of SipHash, a PRF family designed by
+Jean-Philippe Aumasson and Daniel J. Bernstein. HalfSipHash itself is not
+described in the SipHash paper; see
+<https://eprint.iacr.org/2012/351 SipHash: a fast short-input PRF> for the
+design and the <https://github.com/veorq/SipHash reference implementation>
+for the variants.
+-}
 module Data.Hash.Mono.HalfSipHash (
     HalfSipHashData,
     HalfSipHashResult,
diff --git a/src/Data/Hash/Mono/SipHash.hs b/src/Data/Hash/Mono/SipHash.hs
--- a/src/Data/Hash/Mono/SipHash.hs
+++ b/src/Data/Hash/Mono/SipHash.hs
@@ -3,7 +3,12 @@
 {-# LANGUAGE StrictData #-}
 {-# LANGUAGE TypeApplications #-}
 
--- | SipHash-@c@-@d@ for any 'MonoFoldable' container.
+{- | SipHash-@c@-@d@ for any 'MonoFoldable' container.
+
+Designed by Jean-Philippe Aumasson and Daniel J. Bernstein. See
+<https://eprint.iacr.org/2012/351 SipHash: a fast short-input PRF> and the
+<https://github.com/veorq/SipHash reference implementation>.
+-}
 module Data.Hash.Mono.SipHash (
     SipHashData,
     SipHashResult,