> For the complete documentation index, see [llms.txt](https://docs.oiler.network/oiler-network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.oiler.network/oiler-network/products/fossil.md).

# FOSSIL

Fossil allows you to read all the historical L1 data from state like:

* state
* logs
* receipts
* transactions
* block headers

For more information, please checkout the [Fossil Github Repo](https://github.com/OilerNetwork/fossil) & [Fossil Medium Article](https://medium.com/oiler-network/introducing-fossil-ce4c23ad17c4)!