diff --git a/index.md b/index.md
index 947648e..111449e 100644
--- a/index.md
+++ b/index.md
@@ -16,6 +16,7 @@ enddate: 2024-08-22        # machine-readable end date for the workshop in YYYY-
 instructor: ["David Molik", "Aaron Dickey" , "Chen Dong"] # boxed, comma-separated list of instructors' names as strings, like ["Kay McNulty", "Betty Jennings", "Betty Snyder"]
 helper: ["Lavida Rogers", "David Bradshaw"]     # boxed, comma-separated list of helpers' names, like ["Marlyn Wescoff", "Fran Bilas", "Ruth Lichterman"]
 email: ["scinet-training@usda.gov"]    # boxed, comma-separated list of contact email addresses for the host, lead instructor, or whoever else is handling questions, like ["marlyn.wescoff@example.org", "fran.bilas@example.org", "ruth.lichterman@example.org"]
+collaborative_notes: https://pad.carpentries.org/2024-08-19-scinet-online
 ---
 
 {% comment %} See instructions in the comments below for how to edit specific sections of this workshop template. {% endcomment %}