Contact

The fastest way to reach us about a correction, a missing material or a data question.

Report a wrong value

Open an issue on GitHub with the page address, the value you think is wrong and the source that shows the right one. You can also follow the steps under report a correction.

Add or request a material

Use Add a material to send sourced values, or ask for a material in an issue on the open database repository.

Use the data

The dataset is open under CC BY 4.0. Downloads and the open index are on the datasets page, Zenodo and Hugging Face.

Email

[email protected] for questions about the data, corrections and partnerships. Please include the page address if you are writing about a value.

Who answers

Simul Sarker, who runs the project (about).