diff --git a/content/videos/challenges/184-elastic-collisions/showcase/contribution-1720963615.json b/content/videos/challenges/184-elastic-collisions/showcase/contribution-1720963615.json
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+{
+  "title": "Newton's pendulum",
+  "author": {
+    "name": "LIN TAO"
+  },
+  "url": "https://editor.p5js.org/lintao4522/sketches/WHLiuLbFS",
+  "submittedOn": "2024-07-14T13:26:56.195Z",
+  "socialPermission": true
+}
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