Record d47d0f25f0374b44b62abb36e0b0636f

PASS

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

✓PASSanswered "photo studio" · model Nemotron 3 Nano 30B

finish_reason: stop · tokens in/out: 346/711 · cost: $0.000160 · latency: 7994.3 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1;adversarial=1;traps=final_true_state,last_mentioned_location,last_witnessed_by_anyone,most_frequent_location,query_agent_own_last_move;foil_score=5.0

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

lineage: d47d0f25

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Prompt 1,105 chars · 346 tokens in

At 8:00, Omar took the sturdy box and placed it in the basement. At 8:00, Marcus was nearby and saw this happen. At 8:01, Omar took the sturdy box and placed it in the observation deck. At 8:01, Marcus was nearby and saw this happen. At 8:02, Gideon moved the sturdy box into the gym. At 8:02, Marcus noticed this from across the room. At 8:03, he brought the sturdy box over to the front office. At 8:04, he moved the sturdy box into the observation deck. At 8:05, Omar took the sturdy box and placed it in the gym. At 8:05, Marcus noticed this from across the room. At 8:06, Omar moved the sturdy box into the photo studio. At 8:06, Marcus happened to be watching. At 8:07, Gideon carried the sturdy box to the observation deck. At 8:08, Omar brought the green wrench over to the cafeteria. At 8:09, Marcus carried the green wrench to the conference room. At 8:10, Gideon reorganized some papers on the desk. At 8:11, he refilled a cup of coffee. At 8:12, Marcus checked their email.

Where does Marcus believe the sturdy box is? Answer with only the location name (or 'unknown' if they have no belief).

Response 711 tokens out · finish: stop

photo studio

Reasoning 2,668 chars

Model reasoning

We need to infer where Marcus believes the sturdy box is, based on observations timeline. Let's parse events.

We have multiple actors: Omar, Marcus, Gideon. The sturdy box is moved around. Marcus sees some moves.

Timeline:

- 8:00: Omar placed sturdy box in basement. Marcus was nearby and saw this happen. So Marcus knows it's in basement at 8:00.

- 8:01: Omar took the sturdy box and placed it in the observation deck. Marcus was nearby and saw this happen. So Marcus now believes it's in observation deck at 8:01.

- 8:02: Gideon moved the sturdy box into the gym. Marcus noticed this from across the room. So Marcus sees Gideon moving it to gym, so now believes it's in gym at 8:02.

- 8:03: he (presumably Marcus?) brought the sturdy box over to the front office. Wait: "At 8:03, he brought the sturdy box over to the front office." Who is "he"? The previous sentence mentions Marcus noticed this from across the room. Then "At 8:03, he brought the sturdy box over to the front office." Likely refers to Marcus (since he is the subject). So Marcus moved the box to front office at 8:03. So he knows it's now in front office.

- 8:04: he moved the sturdy box into the observation deck. Again "he" likely Marcus. So Marcus moves it to observation deck at 8:04. So he believes it's in observation deck at 8:04.

- 8:05: Omar took the sturdy box and placed it in the gym. At 8:05, Marcus noticed this from across the room. So Marcus sees Omar moving it to gym. So now believes it's in gym at 8:05.

- 8:06: Omar moved the sturdy box into the photo studio. At 8:06, Marcus happened to be watching. So Marcus sees it moved to photo studio. So believes it's in photo studio at 8:06.

- 8:07: Gideon carried the sturdy box to the observation deck. At 8:07, no mention of Marcus seeing? It just says Gideon carried the sturdy box to the observation deck. No mention of Marcus noticing. So maybe Marcus didn't see that move.

- 8:08 onward: other events with green wrench etc. Not relevant.

Thus, what does Marcus believe? At the latest time he observed the box, it was at 8:06 in the photo studio (he was watching). After that, there is no mention of Marcus seeing any further moves. So his belief would be that the box is in the photo studio (since that's the last location he observed). However, could he have updated belief later? At 8:07, Gideon moved it to observation deck, but Marcus didn't notice. So he wouldn't know. So his belief remains that it's in photo studio.

Thus answer: photo studio. The question: "Where does Marcus believe the sturdy box is? Answer with only the location name (or 'unknown' if they have no belief)." So we answer "photo studio".

Realized dims 7

dim	value
context_length	13.0
coreference	3.0
distractors	2.0
entity_state	8.0
foil_divergence	5.0
temporal	0.0
witness_gap	1.0

Latent params 6

param	value
chain_length	8.0
coref_pressure	0.0
distractor_events	2.0
filler_events	2.0
scramble	0.0
witness_cutoff	0.0