Error Note with Missing numbers? Think again !

The world of numismatics is never boring, in my opinion that is.

This piece that just came in for "an inspection" made my day. This is an 11th series Malaysian banknote of 10 Ringgit issued in the year 2000 duly signed by our governor Zeti Akhtar Aziz.

At first glance it definitely looks like a genuine error note with 4 missing digits on the reverse right corner. The serial  number format for these notes is a 2 letter prefix followed by 7 digit numbers.

But upon further inspection on the problematic area  ......

Fig. 1 Malaysia 11th Series 10 Ringgit Reverse side