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Task: ASR
Release Date: 3/22/2026
Format: MP3
Size: 200.91 MB
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A collection of read speech recordings in Asheninka South Ucayali (cpy).
Restrictions/Special Constraints
None provided.
Forbidden Usage
It is forbidden to attempt to determine the identity of speakers in the Common Voice datasets. It is forbidden to re-host or re-share this dataset.
Intended Use
This dataset is intended to be used for training and evaluating automatic speech recognition (ASR) models. It may also be used for applications relating to computer-aided language learning (CALL) and language or heritage revitalisation.
cpy)This datasheet is for cv-corpus-25.0-2026-03-09 of the Mozilla Common Voice Scripted Speech dataset for Asheninka South Ucayali [cpy - cpy]. The dataset contains 8272 clips representing 10.15 hours of recorded speech (10.02 hours validated) from 15 speakers, recorded from a text corpus of 1,015 sentences.
The Asheninka are a South America first nation and their language belong to the Arawak linguistic family, they are primarily located in the central Peruvian rainforest between the eastern Andes and the Ucayali River, a region known as the Gran Pajonal due to its extensive tropical grasslands. Their cultural identity is deeply tied to their language, ancestral practices, and a profound connection to their territory, which they view as essential to their livelihood and cultural distinctiveness.
| Code | Accent | Clips | Speakers |
|---|---|---|---|
| - | 2,087 (25.2%) | 3 (20.0%) |
The dataset includes the following self-declared age and gender distributions. A coverage summary is shown below each table.
Self-declared gender information. The table shows clip and speaker counts with percentages. Speakers who did not declare a gender are listed as Unspecified. A dash (-) indicates zero.
| Code | Gender | Clips | Speakers |
|---|---|---|---|
| male_masculine | Male, masculine | - | - |
| female_feminine | Female, feminine | 1,929 (23.3%) | 4 (26.7%) |
| transgender | Transgender | - | - |
| non-binary | Non-binary | - | - |
| do_not_wish_to_say | Prefer not to say | - | - |
| - | Unspecified | 6,343 (76.7%) | 12 (80.0%) |
Gender declared: 1,929 of 8,272 clips (23.3%), 3 of 15 speakers (20.0%)
Self-declared age information. The table shows clip and speaker counts with percentages. Speakers who did not declare an age are listed as Unspecified. A dash (-) indicates zero.
| Code | Age | Clips | Speakers |
|---|---|---|---|
| teens | Teens | 2,003 (24.2%) | 3 (20.0%) |
| twenties | Twenties | 998 (12.1%) | 1 (6.7%) |
| thirties | Thirties | 1,005 (12.1%) | 2 (13.3%) |
| fourties | Fourties | 3,189 (38.6%) | 5 (33.3%) |
| fifties | Fifties | - | - |
| sixties | Sixties | 994 (12.0%) | 1 (6.7%) |
| seventies | Seventies | - | - |
| eighties | Eighties | - | - |
| nineties | Nineties | - | - |
| - | Unspecified | 83 (1.0%) | 4 (26.7%) |
Age declared: 8,189 of 8,272 clips (99.0%), 11 of 15 speakers (73.3%)
Clip buckets
| Bucket | Clips |
|---|---|
| Validated | 8,162 (98.7%) |
| Invalidated | 26 (0.3%) |
| Other | 84 (1.0%) |
Training splits
| Split | Clips |
|---|---|
| Train | 518 (6.3%) |
| Dev | 188 (2.3%) |
| Test | 294 (3.6%) |
Training split coverage: 1,000 of 8,162 validated clips (12.3%)
The dataset contains 8162 validated, 26 invalidated, and 84 unresolved clips. The average clip duration is 4.421 seconds.
On average, sentences consist of six words and contain a total of forty letters.
Validated sentences: 1,000
| Category | Count |
|---|---|
| Unvalidated sentences | 15 |
| Pending sentences | 15 |
| Rejected sentences | - |
| Reported sentences | - |
The corpus contains 1,015 sentences: 1,000 validated and 15 unvalidated (15 pending review, 0 rejected), with 0 reported for review.
The Asheninka alphabet was officially established by Executive Order No. 199-2019-MINEDU issued by Peruvian Ministry of Education. The alphabet is composed by 22 graphemes.
There follows a randomly selected sample of five sentences from the corpus.
Yotantatziri ojanpitziri irianipaeni
Choeni oshikorotaki oimi
¿Piyotzi tya ojekaki juana?
Nopariaki noshiawita
Akeinishiantawo perotapaenin
Sentences were written by Mr. Denis Camayteri.
| Source | Sentences |
|---|---|
| Denis Camayteri (self) | 1,000 (100.0%) |
Each row of a tsv file represents a single audio clip, and contains the following information:
client_id - hashed UUID of a given user
path - relative path of the audio file
text - supposed transcription of the audio
up_votes - number of people who said audio matches the text
down_votes - number of people who said audio does not match text
age - age of the speaker1
gender - gender of the speaker1
accents - accents of the speaker1
variant - variant of the language1
segment - if sentence belongs to a custom dataset segment, it will be listed here
prompt_upvotes - number of upvotes the sentence prompt received
prompt_reports - number of reports the sentence prompt received
is_edited - whether the clip's transcription has been edited
validated_sentences.tsvThe validated_sentences.tsv file contains one row per validated sentence in the text corpus:
sentence_id - unique identifier for the sentence
sentence - the sentence text
variant - the variant of the language
sentence_domain - the domain(s) the sentence belongs to
source - the source the sentence was collected from
is_used - whether the sentence is still in circulation for recording
clips_count - number of clips recorded for this sentence
unvalidated_sentences.tsvThe unvalidated_sentences.tsv file contains one row per unvalidated sentence in the text corpus:
sentence_id - unique identifier for the sentence
sentence - the sentence text
variant - the variant of the language
sentence_domain - the domain(s) the sentence belongs to
source - the source the sentence was collected from
up_votes - number of upvotes the sentence received
down_votes - number of downvotes the sentence received
status - current status of the sentence (pending or rejected)
Luis Camacho
If you use this dataset in your research, please cite the following publication:
@article{Camacho_2024,
title ={Automating the Proposition of Neologisms for the Quechua Language},
volume ={54}, DOI={10.1017/S0025100324000227},
number ={3},
journal ={Journal of the International Phonetic Association},
author ={Camacho, Luis},
year ={2024},
pages ={922–938}}
This dataset was partially funded by the Open Multilingual Speech Fund managed by Mozilla Common Voice.
This dataset is released under the Creative Commons Zero (CC-0) licence. By downloading this data you agree to not determine the identity of speakers in the dataset.
For a full list of age, gender, and accent options, see the demographics spec. These will only be reported if the speaker opted in to provide that information. ↩ ↩2 ↩3 ↩4