(i) checking at creation time: the Shell component of the Conformance Checker must facilitate conformance checking of files at four moment in the life cycle of a digital docu- ment, identified in the use cases of the challenge brief, including conformance checking at creation time, transfer time, digitisation time and migration time;
(ii) checking at transfer time: The Shell component of the Conformance Checker must facilitate conformance checking of files at four moment in the life cycle of a digital docu- ment, identified in the use cases of the challenge brief, including conformance checking at creation time, transfer time, digitisation time and migration time; (iii) checking at digi- tisation time: The Shell component of the Conformance Checker must facilitate confor- mance checking of files at four moment in the life cycle of a digital document, identified in the use cases of the challenge brief, including conformance checking at creation time, transfer time, digitisation time and migration time;
(iv) checking at migration time: The Shell component of the Conformance Checker must facilitate conformance checking of files at four moment in the life cycle of a digital docu- ment, identified in the use cases of the challenge brief, including conformance checking at creation time, transfer time, digitisation time and migration time;
(i) checking at creation time: the Shell component of the Conformance Checker must facilitate conformance checking of files at four moment in the life cycle of a digital docu- ment, identified in the use cases of the challenge brief, including conformance checking at creation time, transfer time, digitisation time and migration time; (ii) checking at transfer time: The Shell component of the Conformance Checker must facilitate conformance checking of files at four moment in the life cycle of a digital docu- ment, identified in the use cases of the challenge brief, including conformance checking at creation time, transfer time, digitisation time and migration time; (iii) checking at digi- tisation time: The Shell component of the Conformance Checker must facilitate confor- mance checking of files at four moment in the life cycle of a digital document, identified in the use cases of the challenge brief, including conformance checking at creation time, transfer time, digitisation time and migration time; (iv) checking at migration time: The Shell component of the Conformance Checker must facilitate conformance checking of files at four moment in the life cycle of a digital docu- ment, identified in the use cases of the challenge brief, including conformance checking at creation time, transfer time, digitisation time and migration time;