diff --git a/content/videos/noc/3-angles/4-polar-coordinates/showcase/contribution-1726575577.json b/content/videos/noc/3-angles/4-polar-coordinates/showcase/contribution-1726575577.json
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+{
+  "title": "Spirograph",
+  "author": {
+    "name": "Yyasuda"
+  },
+  "url": "https://editor.p5js.org/Yyasuda/full/mirJqVrpu",
+  "submittedOn": "2024-09-17T12:19:38.019Z",
+  "socialPermission": true
+}
diff --git a/content/videos/noc/3-angles/4-polar-coordinates/showcase/contribution-1726575577.png b/content/videos/noc/3-angles/4-polar-coordinates/showcase/contribution-1726575577.png
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