Per 
Item #: SCP-5921
Object Class: Safe
Special Containment Procedures:
SCP 5921 is to be kept in a secure vault at Site-██ in northern Canada. SCP-5921 is under 24/7 CCTV with movement detection systems set in place, as well as a temperature sensor, digital weight, and light detector. If any changes are detected, notify site command.
Description:
SCP-5921 is a perfect cube of unidentified material resembling titanium. It's state never changes, and at all times, the height, width, and depth of the cube are 2.5921 centimeters. It constantly emits light at 2.5921 candelas, stays at the constant temperature of 2.5921 kelvin, (or approximately -270 degrees celsius), and constantly generates 2.5921 amperes of current. SCP-5921 was measured in all SI base units except for seconds, as shown below.
| Centimeters | 2.5921 |
| Kilograms | 2.5921 |
| Kelvin | 2.5921 |
| Candela | 2.5921 |
| Mole | 2.5921 |
| Ampere | 2.5921 |
SCP-5921 is found to be completely resistant to all forms of physical damage, and the dimensions, weight, temperature, light level, mass, and current stay constant.
SCP-5921 is still being experimented on. This report will be updated as testing continues.
