A lockable hinge includes a first and second hinge member, a lock, and an actuator. The glass article comprises at least about 50 mol % SiO2 and at least about 11 mol % Na2O, and has a layer under a compressive stress of at least about 900 MPa and the depth of layer that extends at least about 30 \u03bcm from the surface of the glass article into the glass. The male rotor has a pair of helical threads with a phase-offset aspect, and the female rotor has a corresponding pair of helical grooves. The receiving device displays the channel. The chain has outer cylindrical bushings, each of which pivotably supports a bolt end segment. The alert may include pulsing of LED lights on the housing, a message on the user interface, andor broadcast of an audio alert from a speaker associated with the microprocessor.