{
  "piece_id": "HRIDAYA-GTC-005",
  "public_no": "KH-005",
  "name": "Save Soil (Special Edition)",
  "source": "KH-005-EXACT-LOGO-LOOM-NOTES.md and LOCK-2026-09-25-EXACT-LOGO.md",
  "knots_per_in2": 150,
  "yarns": [
    {
      "code": "disc-green",
      "name": "Green (disc)",
      "hex": "#7EB549",
      "geometry": "r 0-710.9 mm"
    },
    {
      "code": "ring-white",
      "name": "White (SAVE + thin ring)",
      "hex": "#FFFFFF",
      "geometry": "ring r 710.9-721.5 mm (10.6 mm)"
    },
    {
      "code": "rim-blue",
      "name": "Blue (SOIL + rim)",
      "hex": "#10069F",
      "geometry": "rim r 721.5-750 mm (28.5 mm)"
    }
  ],
  "note": "3 silk colours, all flat. Approve colours on physical dyed poms, not on screen."
}