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:9e775ed5f86accb000e6edd994516b0cdd1dc7fb
swh:1:dir:8d1180f4fa1a34d48ab39219484b3bbd6a8e1bd6
lesson_01 lesson_02 lesson_03 lesson_04 lesson_05 blurred.png brighter.png