From 9cda5a9ff70221a302a81fd384a1408a3ccc1fc5 Mon Sep 17 00:00:00 2001
From: girazoki <gorka.irazoki@gmail.com>
Date: Fri, 31 Jan 2025 15:06:39 +0100
Subject: [PATCH] improve doc

---
 pallets/external-validators/src/lib.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pallets/external-validators/src/lib.rs b/pallets/external-validators/src/lib.rs
index 03484e0784..6af9932fba 100644
--- a/pallets/external-validators/src/lib.rs
+++ b/pallets/external-validators/src/lib.rs
@@ -195,7 +195,9 @@ pub mod pallet {
     #[pallet::storage]
     pub type ForceEra<T> = StorageValue<_, Forcing, ValueQuery>;
 
-    /// Latest received external index
+    /// Latest received external index. This index can be a timestamp
+    /// a set-id, an epoch or in general anything that identifies
+    /// a particular set of validators selected at a given point in time
     #[pallet::storage]
     pub type ExternalIndex<T> = StorageValue<_, u64, ValueQuery>;