diff --git a/README.md b/README.md
index 0dcf759..4678be7 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,11 @@ https://www.curseforge.com/minecraft/mc-mods/turnbasedminecraft/files
 (Once modrinth.com has approved this mod, the modrinth page of this mod will be
 linked here.)
 
+# Reproducibility
+
+This mod should support reproducible builds. See `Reproducibility.md` to see
+more details.
+
 # Forge or NeoForge
 
 The `master` branch tracks the version of the mod for Minecraft Forge.
diff --git a/Reproducibility.md b/Reproducibility.md
new file mode 100644
index 0000000..34e95de
--- /dev/null
+++ b/Reproducibility.md
@@ -0,0 +1,23 @@
+# Reproducibility
+
+Starting with version 1.24.0 of this mod, this file will list what version of
+Java was used to compile the jars. In theory, using the same version of Java
+should result in an identical jar due to reproducible builds.
+
+## NeoForge 1.24.0
+
+    openjdk 17.0.9 2023-10-17
+    OpenJDK Runtime Environment (build 17.0.9+8)
+    OpenJDK 64-Bit Server VM (build 17.0.9+8, mixed mode)
+
+    sha256sum:
+    584935b6e928ad141a55e4d1a21944cebff5152396782085d145bbe34c29286c  build/libs/TurnBasedMinecraft-NeoForge-1.24.0-all.jar
+
+## Forge 1.24.0
+
+    openjdk 17.0.9 2023-10-17
+    OpenJDK Runtime Environment (build 17.0.9+8)
+    OpenJDK 64-Bit Server VM (build 17.0.9+8, mixed mode)
+
+    sha256sum:
+    e17c370cdf347b053c7f55091afed77564dcd8f419615bd6ca87babe10329c07  build/libs/TurnBasedMinecraft-Forge-1.24.0.jar