Encapsulated in cast acrylic, activated 2007-04-17 00:36:35 UTC after encapsulation.

Artists personal copy.

UUID written on battery, somewhat incompletely, only 8A 9E 9F visible.

Fitted with reed switch rather than standard switch so it could be activating
after casting.

Driftlog:

UTC - Device - Difference
2007.04.19 00:36:36 - 2007.04.19 00:36:36 - 0s 
2007.05.18 00:36:30 - 2007.05.18 00:36:36 - +6s
2007.08.23 00:36:14 - 2007.08.23 00:36:36 - +22s