lib/Ext/platform/src/data/sync/DatabaseDefinition.js
function(config,callback,scope) {
		//
		Ext.data.utilities.check('DatabaseDefinition', 'constructor', 'config', config, ['key','database_name','generation','system_name','replica_number']);
		//
		this.set(config);
		config.config_id= 'definition';
		Ext.data.DatabaseDefinition.superclass.constructor.call(this, config);
	}
function(config,callback,scope) {
		//
		Ext.data.utilities.check('DatabaseDefinition', 'constructor', 'config', config, ['key','database_name','generation','system_name','replica_number']);
		//
		this.set(config);
		config.config_id= 'definition';
		Ext.data.DatabaseDefinition.superclass.constructor.call(this, config);
	}
of the storage scheme JCM include the epoch of the clock here?