> ## Documentation Index > Fetch the complete documentation index at: https://docs.therootnetwork.com/llms.txt > Use this file to discover all available pages before exploring further. # Authorship ## Calls ### setUncles Provide a set of uncles. **Namespace** ``` api.tx.authorship.setUncles ``` **Type** ``` function setUncles( new_uncles: Vec ) ``` ## Storage ### author Author of current block. **Namespace** ``` api.query.authorship.author ``` **Type** ``` function author( ): Option ``` ### didSetUncles Whether uncles were already set in this block. **Namespace** ``` api.query.authorship.didSetUncles ``` **Type** ``` function didSetUncles( ): bool ``` ### uncles Uncles **Namespace** ``` api.query.authorship.uncles ``` **Type** ``` function uncles( ): Vec ``` undefined## Errors ### GenesisUncle The uncle is genesis. **Namespace** ``` api.errors.authorship.GenesisUncle ``` ### InvalidUncleParent The uncle parent not in the chain. **Namespace** ``` api.errors.authorship.InvalidUncleParent ``` ### OldUncle The uncle isn't recent enough to be included. **Namespace** ``` api.errors.authorship.OldUncle ``` ### TooHighUncle The uncle is too high in chain. **Namespace** ``` api.errors.authorship.TooHighUncle ``` ### TooManyUncles Too many uncles. **Namespace** ``` api.errors.authorship.TooManyUncles ``` ### UncleAlreadyIncluded The uncle is already included. **Namespace** ``` api.errors.authorship.UncleAlreadyIncluded ``` ### UnclesAlreadySet Uncles already set in the block. **Namespace** ``` api.errors.authorship.UnclesAlreadySet ``` ## Constants ### uncleGenerations The number of blocks back we should accept uncles. This means that we will deal with uncle-parents that are `UncleGenerations + 1` before `now`. **Namespace** ``` api.consts.authorship.uncleGenerations ``` **Type** ``` type uncleGenerations = u32 ```