The astrological signs U+0F18 and U+0F19 are supposed to combine below numerals and other characters. The glyph for U+0F18 has no anchor point. The glyphs for numerals have no anchor points. The anchor point for U+0F19 puts it above consonants and above-base vowels.
Character data
༣༘༣༙ཀ༙ཀི༙
U+0F23 TIBETAN DIGIT THREE
U+0F18 TIBETAN ASTROLOGICAL SIGN -KHYUD PA
U+0F23 TIBETAN DIGIT THREE
U+0F19 TIBETAN ASTROLOGICAL SIGN SDONG TSHUGS
U+0F40 TIBETAN LETTER KA
U+0F19 TIBETAN ASTROLOGICAL SIGN SDONG TSHUGS
U+0F40 TIBETAN LETTER KA
U+0F72 TIBETAN VOWEL SIGN I
U+0F19 TIBETAN ASTROLOGICAL SIGN SDONG TSHUGS
Font
NotoSerifTibetan-Regular.otf
Where the font came from, and when
Site: https://github.com/googlei18n/noto-fonts/blob/b20c9c07139b22eb38013b1f80f9a5222c6058c6/phaseIII_only/unhinted/otf/NotoSerifTibetan/NotoSerifTibetan-Regular.otf Date: 2018-10-12
Font version
Version 2.000
Issue
The astrological signs U+0F18 and U+0F19 are supposed to combine below numerals and other characters. The glyph for U+0F18 has no anchor point. The glyphs for numerals have no anchor points. The anchor point for U+0F19 puts it above consonants and above-base vowels.
Character data
༣༘༣༙ཀ༙ཀི༙ U+0F23 TIBETAN DIGIT THREE U+0F18 TIBETAN ASTROLOGICAL SIGN -KHYUD PA U+0F23 TIBETAN DIGIT THREE U+0F19 TIBETAN ASTROLOGICAL SIGN SDONG TSHUGS U+0F40 TIBETAN LETTER KA U+0F19 TIBETAN ASTROLOGICAL SIGN SDONG TSHUGS U+0F40 TIBETAN LETTER KA U+0F72 TIBETAN VOWEL SIGN I U+0F19 TIBETAN ASTROLOGICAL SIGN SDONG TSHUGS
Screenshot