Pith. sign in
Pith Number

pith:5J4277FJ

pith:2025:5J4277FJO3LYJBBFVNWGDZB7DO
not attested not anchored not stored refs pending

AbstentionBench: Reasoning LLMs Fail on Unanswerable Questions

Kamalika Chaudhuri, Mark Ibrahim, Polina Kirichenko, Samuel J. Bell

arxiv:2506.09038 v1 · 2025-06-10 · cs.AI

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{5J4277FJO3LYJBBFVNWGDZB7DO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp
2 Internet Archive
3 Author claim open · sign in to claim
4 Citations open
5 Replications open
Portable graph bundle live · download bundle · merged state
The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

29 papers in Pith

Receipt and verification
First computed 2026-07-05T11:19:16.898646Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

ea79affca976d7848425ab6c61e43f1bb3281ff46fe24501cb5d7b09ddb12c55

Aliases

arxiv: 2506.09038 · arxiv_version: 2506.09038v1 · doi: 10.48550/arxiv.2506.09038 · pith_short_12: 5J4277FJO3LY · pith_short_16: 5J4277FJO3LYJBBF · pith_short_8: 5J4277FJ
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/5J4277FJO3LYJBBFVNWGDZB7DO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ea79affca976d7848425ab6c61e43f1bb3281ff46fe24501cb5d7b09ddb12c55
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "eb053ef42e49bcb74b9f35ac96a1605dd4e8baaf4fed3d75b820f7ff8c6085a6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-06-10T17:57:30Z",
    "title_canon_sha256": "78ee2fdf094f88ac736853006dbc14a0e87178f3e2d4740f0231fd88c4f31f7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.09038",
    "kind": "arxiv",
    "version": 1
  }
}