Pith Number

pith:TRSP3ZKP

pith:2026:TRSP3ZKPYZUWYZHM4OUFUYPVMM

not attested not anchored not stored refs pending

CodeHacker: Automated Test Case Generation for Detecting Vulnerabilities in Competitive Programming Solutions

Jing Huang, Jingwei Shi, Jinman Zhao, Shengyu Tao, Xinxiang Yin

arxiv:2602.20213 v2 · 2026-02-23 · cs.SE · cs.AI · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TRSP3ZKPYZUWYZHM4OUFUYPVMM}

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

Solvita: Enhancing Large Language Models for Competitive Programming via Agentic Evolution

Latent-GRPO: Group Relative Policy Optimization for Latent Reasoning

VeriContest: A Competitive-Programming Benchmark for Verifiable Code Generation

Receipt and verification

First computed	2026-06-03T01:05:10.856449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c64fde54fc6696c64ece3a85a61f563378a6c89effb247dd4c537b24c1d3ae9

Aliases

arxiv: 2602.20213 · arxiv_version: 2602.20213v2 · doi: 10.48550/arxiv.2602.20213 · pith_short_12: TRSP3ZKPYZUW · pith_short_16: TRSP3ZKPYZUWYZHM · pith_short_8: TRSP3ZKP

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/TRSP3ZKPYZUWYZHM4OUFUYPVMM \
  | 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: 9c64fde54fc6696c64ece3a85a61f563378a6c89effb247dd4c537b24c1d3ae9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6059ac171fef7174917cb2328ffd6b4d767df5d403b56ad1810b8cf97e183ea",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-02-23T05:59:30Z",
    "title_canon_sha256": "e888b6c230005b95b6c99f5ec3d6a541f059e40d6d6099470a82dce3fda85d90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.20213",
    "kind": "arxiv",
    "version": 2
  }
}