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

# API Reference

- [Get node health](https://docs.nxtfi.org/api-reference/get-node-health.md)
- [Get the last block](https://docs.nxtfi.org/api-reference/get-the-last-block.md): Query the last block of a scope
- [Get block information by hash](https://docs.nxtfi.org/api-reference/get-block-information-by-hash.md): Obtain information about a specific block by providing its hash. If its not provided, full list of hashes will be displayed.
- [Get block information by timestamp](https://docs.nxtfi.org/api-reference/get-block-information-by-timestamp.md): Obtain the information of a specific block through its timestamp. Also allow timestamp ordered block listing.
- [Get block information by height](https://docs.nxtfi.org/api-reference/get-block-information-by-height.md): Obtain information of a specific block by its height.
- [Get files from storage by scope](https://docs.nxtfi.org/api-reference/get-files-from-storage-by-scope.md): Syntax for getting directories and files content from storage
- [Storage tracking interactions](https://docs.nxtfi.org/api-reference/storage-tracking-interactions.md): A utility designed for transparency in tracking interactions with the storage system.
- [Storage tracking timestamp block info](https://docs.nxtfi.org/api-reference/storage-tracking-timestamp-block-info.md): A utility designed for transparency in tracking interactions with the storage system.
- [Submit new block](https://docs.nxtfi.org/api-reference/submit-new-block.md): Put a new block into the blockchain
- [Presign media file upload](https://docs.nxtfi.org/api-reference/presign-media-file-upload.md): Requesting PreSign Url for uploading media file