Andrés, For me, ␃ U+2403 SYMBOL FOR END OF TEXT has various glyphs depending on the font. I see either an 8-pointed star with ETX inside, or a lower right corner. This seems to fit your request well.
>From what I've seen in various publications, commonly ∎ U+220E END OF PROOF or a similar square-like glyph is used for that purpose. My personal favorite, though, is ៚ U+17DA KHMER SIGN KOOMUUT Leo On Thu, Jan 24, 2013 at 3:05 PM, Andrés Sanhueza <[email protected]> wrote: > Do you think that a "end of story" symbol may be feasible/useful? > Traditionally (or at least from what I read, as down here I have never seen > it) many newspapers used a "–30–" sequence to represent the end of the > article, but I've seen a lot of times that custom symbols for each > publication are used, so a single code point may simplify the procedures to > include a unambiguous end of article symbol, since only the glyph is > variable. It may cause some kind of "semantic" overload, through, which > generally is not how Unicode works. I'm not even sure of how it may look by > default.

