Free Spoken Digit Dataset (FSDD), Jakobovski and contributors.
Speaker: jackson; recording index 10; English digits 0–9.
Source: https://github.com/Jakobovski/free-spoken-digit-dataset
Pinned revision: 26eb9aaf76e81b692f806f9140c2d2777410d7a1
License: Creative Commons Attribution-ShareAlike 4.0 International
https://creativecommons.org/licenses/by-sa/4.0/

QuickenBrain adaptations: amplitude normalization, 3 ms edge fades, 20 ms leading/trailing zero padding. No trimming or resampling. Adapted audio is distributed under the same CC BY-SA 4.0 license. Source filenames, checksums, output checksums and numeric audio audit are in manifest.json. No endorsement by the original speaker or dataset authors is implied.

Human listening review is pending. Waveform checks do not establish pronunciation quality or clinical suitability.