From b394cfffe37d5072e87ff74cb1efd127c51b457f Mon Sep 17 00:00:00 2001
From: healthykim <bsbs8645@snu.ac.kr>
Date: Mon, 15 Jun 2026 23:02:29 +0200
Subject: [PATCH] core/types: add comments in BlobTxCellSidecar

---
 core/types/tx_blob.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/types/tx_blob.go b/core/types/tx_blob.go
index 351eee78f9..b5789eea32 100644
--- a/core/types/tx_blob.go
+++ b/core/types/tx_blob.go
@@ -176,6 +176,8 @@ func (sc *BlobTxSidecar) Copy() *BlobTxSidecar {
 	}
 }
 
+// BlobTxCellSidecar is a sidecar that carries cells instead of blobs.
+// The Custody field represents which cells of each blob this sidecar contains.
 type BlobTxCellSidecar struct {
 	Version     byte
 	Cells       []kzg4844.Cell