Pith Number

pith:UQXNQCHG

pith:2025:UQXNQCHGLMGUIYKVIVHRXNA6BZ

not attested not anchored not stored refs pending

ProBench: Benchmarking Large Language Models in Competitive Programming

Deyi Xiong, Jianxiang Peng, Lei Yang, Ling Shi, Renren Jin, Yue Chen

arxiv:2502.20868 v1 · 2025-02-28 · cs.CL

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQXNQCHGLMGUIYKVIVHRXNA6BZ}

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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

4 papers in Pith

AlgoBench: Benchmarking Algorithmic Adaptation in Code Generation

Reasoning in a Combinatorial and Constrained World: Benchmarking LLMs on Natural-Language Combinatorial Optimization

GrandCode: Achieving Grandmaster Level in Competitive Programming via Agentic Reinforcement Learning

ARIADNE: Agentic Reward-Informed Adaptive Decision Exploration via Blackboard-Driven MCTS for Competitive Program Generation

Receipt and verification

First computed	2026-07-05T10:21:41.416488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a42ed808e65b0d446155454f1bb41e0e638356f3fc35bf9eca427be64f7db181

Aliases

arxiv: 2502.20868 · arxiv_version: 2502.20868v1 · doi: 10.48550/arxiv.2502.20868 · pith_short_12: UQXNQCHGLMGU · pith_short_16: UQXNQCHGLMGUIYKV · pith_short_8: UQXNQCHG

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/UQXNQCHGLMGUIYKVIVHRXNA6BZ \
  | 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: a42ed808e65b0d446155454f1bb41e0e638356f3fc35bf9eca427be64f7db181

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2b8500709567920e343637dcd377c461ba804ee85db4aa9c4977c8826b5dcea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-28T09:12:42Z",
    "title_canon_sha256": "c5f65438c05efeb772d3c71c6afb76ea992e83108784085a8a39de05175a29c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.20868",
    "kind": "arxiv",
    "version": 1
  }
}