Pith Number

pith:BM4LPQ5W

pith:2026:BM4LPQ5WGDATJVML2ZPK5F7LY4

not attested not anchored not stored refs pending

Benchmark Leakage Trap: Can We Trust LLM-based Recommendation?

Hongtao Liu, Mingqiao Zhang, Qiyao Peng, Yinghui Wang, Yumeng Wang

arxiv:2602.13626 v3 · 2026-02-14 · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BM4LPQ5WGDATJVML2ZPK5F7LY4}

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

1 paper in Pith

Generating Leakage-Free Benchmarks for Robust RAG Evaluation

Receipt and verification

First computed	2026-05-27T01:05:44.601630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b38b7c3b630c134d58bd65eae97ebc73897cd8a9d8af11c931a5c34cbccd764

Aliases

arxiv: 2602.13626 · arxiv_version: 2602.13626v3 · doi: 10.48550/arxiv.2602.13626 · pith_short_12: BM4LPQ5WGDAT · pith_short_16: BM4LPQ5WGDATJVML · pith_short_8: BM4LPQ5W

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BM4LPQ5WGDATJVML2ZPK5F7LY4 \
  | 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: 0b38b7c3b630c134d58bd65eae97ebc73897cd8a9d8af11c931a5c34cbccd764

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f95f79471ccd0481ceefc7190a076d65e2d6c728cfb88fa494c27621f5c431ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-02-14T06:34:19Z",
    "title_canon_sha256": "46c919eb23a7d6a0c06c1c4ac89793325874ef90813fbe37707a53c2b20ddd3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.13626",
    "kind": "arxiv",
    "version": 3
  }
}