Observed signal
Roof Sign Puzzle
Approach the taxis and watch which roof sign stays lit or reacts differently.
Read the solutionObservation first
The Last Taxi Puzzle Solver
Choose what changes in the Threshold. The solution is based on the live signal, not a fixed taxi position.
ACTIVE CASECR-07 / DECODERMANHATTAN / FIELD COPY
Threshold decoder
What is changing around the taxis?
Choose the strongest clue you can see. The matcher gives the rule to test, not a hard-coded car number.
FIELD INSTRUCTION
Pick the clue that changes.
Watch one full cycle before choosing. Position alone is never enough evidence.
All known patterns
Six ways the Threshold identifies a cab
Observed signal
Taxi Lights Puzzle
Walk around each taxi and compare all three light groups before choosing.
Read the solutionObserved signal
Streetlight Rhythm Puzzle
Stop moving, watch one complete cycle, then identify the taxi under the requested pattern.
Read the solutionObserved signal
Blackout Puzzle
Ignore the normal-lit state and judge each taxi only during the blackout.
Read the solutionObserved signal
Mold Repair Puzzle
Clear the linked mold sources, then rebuild the cab with only the pieces that fit.
Read the solutionObserved signal
Shadow Puzzle
Carry the light along the row and look for the taxi whose shadow behaves differently.
Read the solutionWhy no car numbers?
Taxi order and camera approach are less reliable than the environmental rule. A guide that says “pick the third cab” can fail when the row is entered from the other side or the encounter variant changes.