> For the complete documentation index, see [llms.txt](https://dev.bondprotocol.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dev.bondprotocol.finance/smart-contracts/bond-system/auctioneer/oracle-fixed-discount-auctioneer-ofda/fixed-expiry-ofda.md).

# Fixed-Expiry OFDA

### Fixed-Expiry OFDA Contract

The Fixed-Expiry OFDA is an implementation of the [Base OFDA](/smart-contracts/bond-system/auctioneer/oracle-fixed-discount-auctioneer-ofda.md) contract specific to creating fixed-expiry bond markets and deploying an ERC20 bond position token for the market on creation.