Source: https://guthlabs.ai/docs/instrument-workflows/music-timing/

instrument kit / verified-workflow-definition

# Music Timing & Pitch Kit

Everything that syncs or tunes.

Status: **observed**Lifecycle: **verified-workflow-definition**

## Goal

Everything that syncs or tunes.

## Instrument chain

- 01

**[BPM Tap Tempo](<https://guthlabs.ai/docs/instruments/bpm-tap-tempo/>)**

find tempo

VERIFIED

- 02

**[Tempo ↔ Milliseconds Converter](<https://guthlabs.ai/docs/instruments/tempo-milliseconds-converter/>)**

delay times

VERIFIED

- 03

**[Delay Time from BPM (Musical Note Divisions)](<https://guthlabs.ai/docs/instruments/delay-time-from-bpm-musical-note-divisions/>)**

dotted/triplet delays

VERIFIED

- 04

**[Beat/Measure Duration & Song Length Estimator](<https://guthlabs.ai/docs/instruments/beat-measure-duration-song-length-estimator/>)**

arrangement

VERIFIED

- 05

**[Note Frequency Reference (A4 Tuning Offset)](<https://guthlabs.ai/docs/instruments/note-frequency-reference-a4-tuning-offset/>)**

tuning

VERIFIED

- 06

**[Cents / Pitch Deviation Calculator](<https://guthlabs.ai/docs/instruments/cents-pitch-deviation-calculator/>)**

fine pitch

VERIFIED

- 07

**[Harmonic Series Explorer](<https://guthlabs.ai/docs/instruments/harmonic-series-explorer/>)**

overtones

VERIFIED

- 08

**[String/Wind Instrument Fundamental Frequency (String Length)](<https://guthlabs.ai/docs/instruments/string-wind-instrument-fundamental-frequency-string-length/>)**

physical pitch

VERIFIED

## Handoffs and cross-checks

One BPM feeds all timing; A4 reference feeds all pitch.

## PointGuard stance

Tempo and pitch are two independent sub-chains sharing nothing — never let a BPM change silently alter pitch outputs.

## Sources and evidence

These pointers bind the page to evidence. They do not grant authority or collapse verification into deployment.

- `INSTRUMENT_COMBOS.json`

- `VERIFIED_LEDGER.json`