diff --git a/src/rcore/resolution.rs b/src/rcore/resolution.rs
index 668419a..b0555d2 100644
--- a/src/rcore/resolution.rs
+++ b/src/rcore/resolution.rs
@@ -32,6 +32,8 @@ pub type ResolutionResult<'a, Ctx, A> = Result<Rc<A>, ResolutionFailure<'a, Ctx,
 /// Wrapped result returned by [`Origin`].
 pub type Resolution<'a, Ctx, A> = Wrapped<'a, Ctx, ResolutionResult<'a, Ctx, A>>;
 
+/// Underlying [`Result`] of [`HashResolution`].
+/// In case of success, contains byte data and the resolver for points appearing inside that data.
 pub type HashResolutionResult<'a, Ctx> =
     Result<(Vec<u8>, Rc<dyn Resolver<'a, Ctx>>), LookupError<'a, Ctx>>;