"The newborn baby had some health problems and has been admitted to a government-run children's hospital," a police official said.
The development came days after Kejriwal regretted having accused Akali Dal leader Bikram Majithia of drug trade without evidence.
No government can function in isolation, but Arvind Kejriwal has completely isolated himself, Punjab Chief Minister Amarinder Singh said.
Former Union Finance Minister Yashwant Sinha on Monday said demonetisation has "failed comprehensively", as he compared Prime Minister Narendra Modi to 14th century Delhi Sultanate ruler Muhammad bin Tughlaq.
Rattan L Khosa, 79, gifted the amount to the varsity to launch a student entrepreneurs programme after his name at the Polsky Center.
Manmohan Singh described the government's demonetisation move as ill-considered and GST as hastily implemented.