What is scp 579?

SCP-579 is a Euclid-class SCP object in the SCP Foundation universe. It is a mysterious entity that appears as a seemingly benign blob of ink. However, it is capable of causing severe psychological distress and madness in those who come into contact with it. SCP-579 is so dangerous that it is to be kept in a sealed, heavily guarded container at all times to prevent any unauthorized access or release. Its origins are unknown, and much about its nature and abilities remain shrouded in mystery. SCP-579 has been classified as one of the most dangerous SCP objects in the Foundation's possession. Although SCP-579 has been mentioned in various SCP files and tales, it does not have its own SCP file and remains one of the most enigmatic entities in the SCP universe.