From 3d3cc5b639ee55086d9a23c230e01a82e3c6fdd3 Mon Sep 17 00:00:00 2001
From: rene <41963722+renaynay@users.noreply.github.com>
Date: Wed, 7 Feb 2024 23:43:58 +0100
Subject: [PATCH] chore(cips): Add definitions for sampling + pruning window

---
 cips/cip-4.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/cips/cip-4.md b/cips/cip-4.md
index 5d4164ef..2341aabe 100644
--- a/cips/cip-4.md
+++ b/cips/cip-4.md
@@ -36,6 +36,12 @@ Non-pruned nodes MAY advertise themselves under a new `archival` tag, in which c
 
 Data availability sampling light nodes SHOULD sample blocks created in the last 30 days worth of seconds (the sampling window of 2592000 seconds).
 
+## Definitions
+
+**Sampling Window** - the period within which light nodes should sample blocks, specified at 30 days worth of seconds. 
+
+**Pruning Window** - the period within which both pruned and non-pruned full storage nodes must store and distribute data in blocks, specified at 30 days + 1 hour worth of seconds. 
+
 ## Rationale
 
 30 days worth of seconds (2592000 seconds) is chosen for the following reasons: