1. 父亲身份
Paternity is the state or fact of being the father of a particular child.

1. the act of initiating a new idea or theory or writing

e.g. the authorship of the theory is disputed

Synonym: authorship

2. the kinship relation between an offspring and the father

Synonym: fatherhood

3. the state of being a father

e.g. tests were conducted to determine paternity