The title padlock clues that each line of numbers represents a path drawn on the numpad of a standard keyboard, where | indicates lifting off the path segment to start from a new location. Each path draws a single letter, spelling out the phrase SPHINX OF BLACK QUARTZ JUDGE MY VOW. A quick Google will reveal that this is a PANGRAM, an English sentence using every letter, and the answer to this puzzle.

In direct opposition to disproof, this puzzle was meant to be relatively easy to get started, but require a moderate amount of work to solve. The top teams were able to solve this puzzle after some time, which was great and hopefully felt rewarding.