To reference or cite the objects present in the Software Heritage archive, permalinks based on SoftWare Hash IDentifiers (SWHIDs) must be used. Select below a type of object currently browsed in order to display its associated SWHID and permalink.
swh:1:cnt:e5a91942801511c9e5d4fa5e49122c5f3a598777
swh:1:dir:a3c0138ec4a07757f5304d6f5526f470404e9788
PENDOWNP PENDOWN? outputs TRUE if the pen is down, FALSE if it's up.