"Simplicity is the ultimate sophistication."
Leonardo filled his notebooks chasing whole numbers hidden in nature — proportion, the golden ratio, the body's own arithmetic. Five centuries later, a Parisian malletier folded his own initials into that same Roman cipher. Fifty-five finds you here for a reason, or for none at all.
Compose: Fill product data → Compose → copy codes.
Decipher (F3): Paste any code in the sidebar → Decipher → fields auto-fill.
The Cryptex: The cipher wheel atop the page is your generate trigger — click or press Enter.
Copy All: Header "⊞ Copy All" copies all 4 codes as text.
Folio History: Last 10 codes — click any row to restore.
Shortcuts: Enter compose · F2 serial · F3 mode
Alt+Shift: C (2D) · 1 (1D) · R (RFID) · F (GS1)
℩ɘboɔɘᴎ ɘʜ੮ ʜɈiw ᴎɘ੮੮iɿw ɘv'I :ɘ੮oᴎ — written for the mirror, as the master did