A large facility hall with machines under a round ceiling light in The Last Caretaker, from the Xbox and Road to 1.0 press kit; it is not the Project Crossing room or the Continuity Token.
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The Last Caretaker Continuity Token: Where to Scan It, How to Build It and Where It Goes

Short answer: The Continuity Token opens the Transfer Gate at the Lazarus Complex. The original stands on a pedestal in the sealed Project Crossing room, one floor above the entrance elevator. Scan it to unlock the recipe, build your own copy from 4 Quantum Crystals, then fit it into the slot on the Gate platform on the roof. Charge the Gate and pick North Bastion (10.15.8.19) on the console.

Game version: Early Access, Update 6 (October 19, 2026); evidence from the public beta (October 9–11) to October 24, 2026

Where the Continuity Token Is

What is the Continuity Token?

The Continuity Token is the quest item that opens the Transfer Gate at the Lazarus Complex. In Update 6’s Project Crossing quest you scan the original, build a copy of your own and fit that copy into the Gate’s platform on the roof.

It is not a fast-travel button in a menu. The Gate stands in the world with its own systems, hardware and requirements, and it needs power and a destination address before it opens.

See also: Transfer Gate guide

Where is the Continuity Token?

It is in the sealed Project Crossing room of the Lazarus Complex, a control room one floor above the entrance elevator. Ride that elevator up from the entrance, then climb the ladder beside it into the room.

The quest panel reads "Investigate the sealed PROJECT CROSSING room", then "Scan the Continuity Token". The token sits on a pedestal in the middle of that room, and the scan prompt says to hold the scan key.

The quest and its voice line only start once you walk into that room.

Not confirmed yet

See also: Lazarus Complex guide

How to Build It

Do you take the token or build your own?

Scanning the token unlocks its recipe. You leave the original where it is and build your own Continuity Token from the build menu.

What is the Continuity Token recipe?

The recipe takes 4 Quantum Crystals.

In the beta the build menu also shows 2 Wh of electricity and 36 seconds to make it; the release-build data lists a different time and energy cost, so check your own build menu.

Not confirmed yet

Where do you get Quantum Crystals?

Quantum Crystal comes from Quantum Crystal Nuggets, which you get by mining Quantum Crystal Ore. It is an Artifact-rarity material.

If you are short of crystals, there are four more places: each of the three Spires holds a few; a Quantum Duplicator from the rewards for sending humans to space recycles into 1 Quantum Crystal; the Recovery Grinder sometimes turns Plasma Gel or Neutronium into Quantum Crystal; and green-glowing crystals near the Quarantine Stacks at night can be shot down.

Not confirmed yet

See also: Quantum Crystal and ores · Recovery Grinder

Putting It Into the Transfer Gate

Where do you put the Continuity Token?

Take the token up to the roof with the large elevator and put it into the slot on the Transfer Gate platform; it slides down until it sits flush. The platform itself needs repairing as well.

See also: every Transfer Gate step

What does the Gate need after the token?

In the Update 6 beta, the quest asks you to put 216 kWh into the Gate, and the Gate stores up to 1.00 MWh. A 0.56 MWh charge opens it to North Bastion for the full 3 minutes; extra charge does not keep it open longer.

10.15.8.19. In the Update 6 beta, the Gate console lists North Bastion Transfer Gate (10.15.8.19) next to Lazarus Complex Transfer Gate (10.15.1.10), and the quest step reads "Activate the Transfer gate using 10.15.8.19".

See also: Power Grid Calculator

How do you get back from North Bastion?

When a Gate is open, its console offers Recall, which sends you back to your starting point; the return does not cost another crossing.

See also: North Bastion guide

Is the Continuity Token the same as the Oath Token?

No. The Oath Token is a memory item from The Fourth Chamber that raises all ten of a human’s attributes while it grows. The Continuity Token is the Project Crossing quest item that opens the Transfer Gate, and you build it yourself.

See also: Oath Token guide

Official sources and wiki