diff -r a06a2d27c043 -r 9437530176bc docs/Writerside/topics/hash_key.h.md
--- a/docs/Writerside/topics/hash_key.h.md	Thu Jan 23 01:33:36 2025 +0100
+++ b/docs/Writerside/topics/hash_key.h.md	Thu Jan 23 20:19:03 2025 +0100
@@ -1,1 +1,7 @@
 # hash_key.h
+
+## Undocumented Symbols (TODO)
+### cx_hash_key
+### cx_hash_key_bytes
+### cx_hash_key_str
+### cx_hash_murmur