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Record e5f379382db74ee680098454a6d3e693

FAIL

Verdict and provenance first; raw prompt/response/reasoning below, collapsed.

✕FAILanswered "reception area" · model Nemotron 3 Nano 30B

finish_reason: stop · tokens in/out: 175/601 · cost: $0.000129 · latency: 6967.6 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1;adversarial=1;traps=final_true_state,last_mentioned_location,last_witnessed_by_anyone;foil_score=3.0

trap kind(s) this world was seeded for: final_true_statelast_mentioned_locationlast_witnessed_by_anyone

lineage: e5f37938

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Why did it fail? Nemotron 3 Ultra · live on Nebius Token Factory

Ultra reads the prompt, this answer, the verified correct answer and the difficulty settings, then explains the mistake. The verifier's own classification is shown next to it for comparison.

Prompt 552 chars · 175 tokens in
At 8:00, Tamsin brought the bright wrench over to the supply closet. At 8:00, Milo noticed this from across the room. At 8:01, she carried the bright wrench to the reception area. At 8:02, she moved the small folder into the supply closet. At 8:03, she took the small folder and placed it in the workshop. At 8:04, Petra reorganized some papers on the desk. At 8:05, she refilled a cup of coffee. At 8:06, Milo checked their email.

Where does Milo believe the bright wrench is? Answer with only the location name (or 'unknown' if they have no belief).
Response 601 tokens out · finish: stop
reception area
Reasoning 2,260 chars
Model reasoning
We need to parse the scenario. At 8:00, Tamsin brought the bright wrench over to the supply closet. At 8:00, Milo noticed this from across the room. So Milo sees Tamsin bring the bright wrench to the supply closet. At 8:01, she carried the bright wrench to the reception area. At 8:02, she moved the small folder into the supply closet. At 8:03, she took the small folder and placed it in the workshop. At 8:04, Petra reorganized some papers on the desk. At 8:05, she refilled a cup of coffee. At 8:06, Milo checked their email.

Question: Where does Milo believe the bright wrench is? Answer with only the location name (or 'unknown' if they have no belief).

We need to infer Milo's belief about where the bright wrench is, based on observations up to 8:06. He observed at 8:00 that Tamsin brought the bright wrench to the supply closet. Then at 8:01, she carried it to the reception area. So after 8:01, the wrench is at reception area. Did Milo see that? The description says "At 8:01, she carried the bright wrench to the reception area." It doesn't explicitly say Milo saw it, but likely he observed the movement? The timeline: At 8:00, Milo noticed this from across the room (i.e., she brought the bright wrench over to the supply closet). At 8:01, she carried the bright wrench to the reception area. It doesn't say Milo saw that, but likely he continues to observe? The question: "Where does Milo believe the bright wrench is?" He observed at 8:00 that it was in supply closet, then at 8:01 it was moved to reception area. He might believe it's at reception area, assuming he saw the movement. However, after that, there is no further mention of the wrench. So his belief would be that it's at the reception area, unless he later sees it moved again (which he doesn't). So answer: reception area.

But need to check if any later events could affect his belief. At 8:02, she moved the small folder into the supply closet (irrelevant). At 8:03, she took the small folder and placed it in the workshop (irrelevant). At 8:04 onward, other actions. No mention of wrench after 8:01. So Milo's belief likely is that the bright wrench is at the reception area.

Thus answer: reception area. Must output only location name, no extra text. So "reception area".
Realized dims 7
dimvalue
context_length7.0
coreference1.0
distractors2.0
entity_state2.0
foil_divergence3.0
temporal0.0
witness_gap1.0
Latent params 6
paramvalue
chain_length2.0
coref_pressure0.0
distractor_events2.0
filler_events2.0
scramble0.0
witness_cutoff0.0