Tests for equality between the specified object and this timestamp.

  Tests for equality between the specified object and this
timestamp. Two timestamps are considered equal if the date and time of
their timestamp's and their signer's certificate paths are equal.
Returns: true if the timestamp are considered equal, false otherwise.
Parameters:
- obj - the object to test for equality with this timestamp.

  Returns the certificate path for the Timestamping Authority.

  Returns the certificate path for the Timestamping Authority.
Returns: The TSA's certificate path.

  Returns the date and time when the timestamp was generated.

  Returns the date and time when the timestamp was generated.
Returns: The timestamp's date and time.

  Returns the hash code value for this timestamp.

  Returns the hash code value for this timestamp.
The hash code is generated using the date and time of the timestamp
and the TSA's certificate path.
Returns: a hash code value for this timestamp.

  Returns a string describing this timestamp.

  Returns a string describing this timestamp.
Returns: A string comprising the date and time of the timestamp and its signer's certificate.