0103

0103 is a four-digit numeric string that appears in multiple domains as an identifier, code, or fixed-width value. Unlike a number with no leading zeros, 0103 often carries contextual meaning only within a given system, so its interpretation depends on the surrounding conventions.

In computing, the leading zero can indicate an octal literal in languages such as C, C++, and some scripting languages. In that usage, 0103 represents the octal number 103, which equals decimal 67. Decimal 67 is the ASCII code for the uppercase letter C, a link sometimes noted in discussions of encoding.

Within Unicode, hexadecimal values are used to designate code points. The hexadecimal value 0103 corresponds to the Unicode code point U+0103, which is the Latin small letter a with breve (ă). Thus 0103 can be connected to this character in contexts that display hexadecimal code points without the U+ prefix.

Apart from encoding, 0103 commonly appears as a zero-padded component in catalogue numbers, version strings, or batch identifiers. For example, it may appear as part of a longer code such as 01-03 or 0103 indicating a subcategory, release, or item within a series.

Historically, if used as a calendar year in a digit-fixed format, 0103 could denote the year 103 CE in certain systems, though this is not a universal convention and depends on the formatting rules of the application.

See also: 103, U+0103, ASCII, octal numeral systems.