U+A8E9 "꣩" Combining Devanagari Digit Nine Unicode Character

U+A8E9 "꣩" Combining Devanagari Digit Nine is a diacritical mark used in the Devanagari script, specifically designed to attach to a base character to indicate the numerical digit nine within a composite sign or abbreviation. Unlike standalone Devanagari digits, this combining form modifies another character it follows, primarily appearing in historical or specialized textual contexts such as manuscripts and epigraphs. Part of the Devanagari Extended block, it underscores the script's capacity to encode numeric values in a visually integrated manner.