Mongolia new 5,000-tögrög note (B425b) variety confirmed

The 5,000-tögrög note dated 2003 (B425) apparently underwent a slight modification at some point between prefixes AF and AH.

Mongolia_MB_5000_togrog_2003.00.00_B25a_P68_AF_5579535_sigMongolia_MB_5000_togrog_2003.00.00_B25b_P68_AK_6971797_sig
On later issues (bottom), the signature ends with a curved horizontal line which is missing from earlier issues (top).

Mongolia_MB_5000_togrog_2003.00.00_B25a_P68_AF_5579535_rMongolia_MB_5000_togrog_2003.00.00_B25b_P68_AK_6971797_r
More significantly, on the back of earlier issues (top), there are bands of red at the ends of the horizontal bars along the lower edge which are not present on the later issues (bottom).

Courtesy of Alexander Petrov and Sergey Vostrikov.