From the Crafter Golems quest introduced in the Rekindling the Light event.

Superb Imprinting Mote
Value: 5,000
10 Burden Units
You will need a skill of 604 or higher to have a good chance of using a Skill Sigil to imprint your knowledge on this mote succesfully [sic].


Use a Skill Sigil purchased in the Halls of Metos on this mote or turn it in to the Golem Constructor there for practical knowledge.

Notes

  • This has a six day timer on pickup.
  • Turning in the unimbued mote to the Golem Constructor in Metos gives 10% PxP, capping at just under 25 million, plus some PxP to every trade skill trained or specialized, capping at 1.5 million apiece.