Status: concept packet
- Design table: `docs/Ocarina.xlsx` - Sheet: `Ocarina` - Inspected range: `A1:H141` - Workbook content observed: design inputs, size library, Helmholtz calculator, 12-hole fingering chart, ceramic workflow, BOM, design notes, and Wolfram notebook notes.
Live interactive acoustic model (Wolfram Cloud, Public-Execute). Drag the sliders; every value is computed from estimate placeholders — pending measurement, not fabrication authority.


