authenticity

/ษ‘ฮธษ™nหˆtษชsษชti/
noun
  1. 1

    The quality of being genuine or not corrupted from the original.

    โ€œI hereby certify the authenticity of this copy.โ€

  2. 2

    Truthfulness of origins, attributions, commitments, sincerity, and intentions.

    โ€œThe authenticity of this painting is questionable.โ€

  3. 3

    The quality of being authentic (of established authority).

Source: https://en.wiktionary.org/wiki/authenticity