Censure.
Culpability for something negative or undesirable.
Responsibility for something meriting censure.
A source control feature that can show which user was responsible for a particular portion of the source code.
To censure (someone or something); to criticize.
To bring into disrepute.
(usually followed by "for") To assert or consider that someone is the cause of something negative; to place blame, to attribute responsibility (for something negative or for doing something negative).