{
  "title": "Fujara Studio Explorer",
  "instrument": "fujara",
  "build_target": "G2 fujara / A2 study baseline",
  "artifact_focus": "Slovak overtone fipple flute with side air tube",
  "release_status": "V5 build-packet candidate; not build-ready or empirically verified",
  "packet_version": "round30-v5-candidate",
  "family_members": [
    "overtone flute",
    "fipple flute",
    "side-tube fujara",
    "woodwind"
  ],
  "hero_image": "images/00-hero-fujara.png",
  "cultural_provenance": {
    "claim": "The fujara is a Slovak overtone shepherd's flute from the Podpolanie region; this repository documents Tony Koop's engineering derivation and does not claim cultural ownership of the tradition.",
    "pattern": "Parametric stave-built fujara study with SolidWorks source CAD, acoustic/capstone analysis, and deferred physical validation",
    "public_domain_status": "Engineering files are CC-BY 4.0; cultural/music practice requires respectful attribution"
  },
  "physical_design_anchors": {
    "target_fundamental": "A2 / 110 Hz capstone baseline",
    "candidate_aspect_ratios": "45:1, 50:1, 55:1, 60:1 L:D",
    "baseline_bore_id": "1.25 in / 31.75 mm from G2 SolidWorks references",
    "hole_layout_rule": "three fujara holes at 68%, 73%, and 83% of long chamber length",
    "dimension_authority": "design-table workbooks, SolidWorks files, SW reference CSVs, and capstone CSV outputs"
  },
  "release_gate": {
    "public_candidate": false,
    "required_before_public": [
      "No measured physical prototype evidence is committed yet.",
      "SolidWorks source CAD exists, but no browser-renderable GLB/glTF export is committed for model-viewer.",
      "Flue/labium and side air-tube delivery measurements must be captured before any shop release.",
      "Cultural attribution should be reviewed before public promotion."
    ]
  },
  "engineering": {
    "design_tables": [
      "design-table/fujara-dimensions-parametric.xlsx",
      "fujara-design-table.xlsx",
      "design-table/fujara_equations.md",
      "family-spec.csv",
      "sw-reference/Fujara-Master-Inputs.csv",
      "sw-reference/Fujara-SW-Design-Table.csv"
    ],
    "cad_sources": [
      "CAD/fujara-body/Fujara_Assembly.SLDASM",
      "CAD/fujara-body/G2Fujara_Assembly.SLDDRW",
      "CAD/fujara-body/G2Fujara_Assembly.SLDASM_dimensions.csv",
      "CAD/labium-and-nest/",
      "CAD/fujara.scad",
      "CAD/mcp-session-log.md",
      "drawings/fujara.svg",
      "drawings/fujara.dxf",
      "print-packet/assembly-plate.pdf",
      "images/hero-render.png"
    ],
    "analysis": [
      "capstone/capstone-deck.md",
      "capstone/REPRODUCIBILITY.md",
      "capstone/design-table/aspect-ratio-matrix.csv",
      "capstone/acoustic/coupled-vs-uncoupled.csv",
      "analysis/flue-integration/README.md"
    ],
    "v5_packet": [
      "design.md",
      "bom.csv",
      "sourcing.csv",
      "cut-list.csv",
      "validation.csv",
      "risks.md",
      "drawing-brief.md",
      "photo-shotlist.md",
      "visual-output-register.csv",
      "build/packet/acoustic-model.md"
    ],
    "wolfram": [
      "build/wolfram/side-branch-relation/README.md",
      "build/wolfram/side-branch-relation/fujara_sidebranch_starter.wl",
      "build/wolfram/side-branch-relation/fujara_sidebranch_study.csv"
    ]
  },
  "sources": [
    {
      "title": "Repository README",
      "credit": "Tony Koop engineering narrative and cultural attribution",
      "url": "README.md"
    },
    {
      "title": "Capstone reproducibility notes",
      "credit": "Local Python FEM and acoustic analysis scaffold",
      "url": "capstone/REPRODUCIBILITY.md"
    },
    {
      "title": "Flue integration variant study",
      "credit": "Main-branch analysis of separate vs integrated flue construction",
      "url": "analysis/flue-integration/README.md"
    }
  ]
}