# OF1 Files

## Files

Each epoch is stored at `https://files.old-faithful.net/{EPOCH}/` . 

This folder contains many files that can be used to assist in running your own Old Faithful installation, or validating the results of your own archives.

{% hint style="success" %}

#### Placeholder Legend

* `{EPOCH}` - Epoch Number (e.g. `0`)
* `{CID}` - Epoch CID (found by retrieving `epoch-{EPOCH}.cid`
  {% endhint %}

```
- epoch-{EPOCH}.car
- epoch-{EPOCH}.sha256
- epoch-{EPOCH}.cid
- {EPOCH}.slots.txt
- {EPOCH}.recap.yaml
- epoch-{EPOCH}-gsfa.index.tar.zstd
- epoch-{EPOCH}-{CID}-mainnet-cid-to-offset-and-size.index
- epoch-{EPOCH}-{CID}-mainnet-sig-exists.index
- epoch-{EPOCH}-{CID}-mainnet-sig-to-cid.index
- epoch-{EPOCH}-{CID}-mainnet-slot-to-blocktime.index
- epoch-{EPOCH}-{CID}-mainnet-slot-to-cid.index
```