# Notices

The model weights are released under the Apache License 2.0 (`LICENSE`). The `sporelabs-scrub` code is MIT
(`LICENSE-CODE`).

## Base model

Ettin encoder, `jhu-clsp/ettin-encoder-17m`, by Johns Hopkins University, Center for Language and Speech Processing,
released under the MIT licence. The weights here are a fine-tuned derivative.

```
MIT License

Copyright (c) 2025 Johns Hopkins University Center for Language and Speech Processing

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
```

## Training data credits

- NVIDIA Nemotron-PII (`nvidia/Nemotron-PII`), CC BY 4.0.
- Gretel PII masking EN v1 (`gretelai/gretel-pii-masking-en-v1`), Apache-2.0.
- WildChat-1M (`allenai/WildChat-1M`), Allen Institute for AI, ODC-BY 1.0. Zhao et al., "WildChat: 1M ChatGPT
  Interaction Logs in the Wild", ICLR 2024. User turns only.
- SMS Spam Collection (Almeida and Hidalgo), UCI Machine Learning Repository, CC BY 4.0, https://doi.org/10.24432/C5CC84
- MASSIVE 1.1 (FitzGerald et al., Amazon), CC BY 4.0.
- OpenAssistant Conversations, oasst2 (`OpenAssistant/oasst2`), Apache-2.0.
- Keycloak message templates (https://github.com/keycloak/keycloak), Apache-2.0.
- GitHub source files under MIT, Apache-2.0, BSD, ISC, CC0 and Unlicense licences, via `codeparrot/github-code-clean`.

Personal details in the public text were replaced with generated values before training. The weights hold no
training text.