Pith Number

pith:4YFXFEJT

pith:2025:4YFXFEJTUPH3QCFJBGKBHYHAF5

not attested not anchored not stored refs pending

How to Get Your LLM to Generate Challenging Problems for Evaluation

Arkil Patel, Dzmitry Bahdanau, Siva Reddy

arxiv:2502.14678 v1 · 2025-02-20 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YFXFEJTUPH3QCFJBGKBHYHAF5}

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

3 papers in Pith

Step-by-Step Optimization-like Reasoning in LLMs over Expanding Search Spaces

CoEval: Ranking Language Models for Custom Tasks Without Labeled Data or Trustworthy Benchmarks

STELLAR-E: a Synthetic, Tailored, End-to-end LLM Application Rigorous Evaluator

Receipt and verification

First computed	2026-07-05T10:17:30.989610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e60b729133a3cfb808a9099413e0e02f6e03aadae92399d72d2a949bab6aa9f3

Aliases

arxiv: 2502.14678 · arxiv_version: 2502.14678v1 · doi: 10.48550/arxiv.2502.14678 · pith_short_12: 4YFXFEJTUPH3 · pith_short_16: 4YFXFEJTUPH3QCFJ · pith_short_8: 4YFXFEJT

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/4YFXFEJTUPH3QCFJBGKBHYHAF5 \
  | 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: e60b729133a3cfb808a9099413e0e02f6e03aadae92399d72d2a949bab6aa9f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8db1c285a81761aae18bf5fb7a6eb1a18fdf59f9cc8d71627ffb297402e2a37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-20T16:09:55Z",
    "title_canon_sha256": "6159de472dadafdf389a442661006c2dd3be13089b20d014b5c18b16fcf48c06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.14678",
    "kind": "arxiv",
    "version": 1
  }
}