“The Sifraniyah Code” jumped out at me. “Sifr” or “zifr” is zero in Urdu and Arabic. So the Zero code? Turns out “Sifraniyah” has exactly two hits on Google,

“The Sifraniyah Code” jumped out at me. “Sifr” or “zifr” is zero in Urdu and Arabic. So the Zero code? Turns out “Sifraniyah” has exactly two hits on Google, this article and this listing here on HN. LLM generated.