It currently shows execution_count, but id is more useful for finding a cell programmatically. you may add a context menu entry copy cell id to get cell id.
{
"cell_type": "code",
"execution_count": 63,
"id": "2ec2d522-a1b2-4c3d",
"metadata": {
"tags": []
},

It currently shows
execution_count, butidis more useful for finding a cell programmatically. you may add a context menu entrycopy cell idto get cell id.