{"tonagi":{"app":"material curado","kind":"sequence","schema":1,"createdAt":"2026-10-04T09:00:00Z"},"content":{"id":"8704DAC0-1B44-5C10-8D97-096CB8CDD059","steps":[{"note":"Start with the A: match it to the app (your A setting, 442 Hz by default). The app sounds each string an octave higher, so it can be heard: tune at the octave.","rest":false,"notes":[69],"tuningId":"pitagorico","tonicIndex":9,"durationUnit":"free","durationValue":1},{"note":"Play both strings and tune the D until the fifth stops wobbling.","rest":false,"notes":[62,69],"tuningId":"pitagorico","tonicIndex":9,"durationUnit":"free","durationValue":1},{"note":"Play both strings and tune the G until the fifth stops wobbling.","rest":false,"notes":[55,62],"tuningId":"pitagorico","tonicIndex":9,"durationUnit":"free","durationValue":1},{"note":"Play both strings and tune the C until the fifth stops wobbling.","rest":false,"notes":[48,55],"tuningId":"pitagorico","tonicIndex":9,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[48],"tuningId":"pitagorico","tonicIndex":9,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[55],"tuningId":"pitagorico","tonicIndex":9,"durationUnit":"free","durationValue":1},{"note":"Single strings to check on the tuner. Pythagorean on A = the pure-fifth tuning of the open strings.","rest":false,"notes":[62],"tuningId":"pitagorico","tonicIndex":9,"durationUnit":"free","durationValue":1}],"title":"Cello · Open strings — pure fifths","embeddedTunings":[]}}