Pith Number

pith:LZD3HADY

pith:2025:LZD3HADYG4W7ELFLDWKGDUY4RK

not attested not anchored not stored refs pending

Breaking the Exploration Bottleneck: Rubric-Scaffolded Reinforcement Learning for General LLM Reasoning

Hengtong Lu, Jiale Zhao, Jianwei Lv, Jingwen Yang, Kongcheng Zhang, Mingli Song, Shunyu Liu, Sunzhu Li, Tongya Zheng, Wei Chen, Wenkai Fang, Yang Zhou, Yan Xie, Yihe Zhou

arxiv:2508.16949 v7 · 2025-08-23 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LZD3HADYG4W7ELFLDWKGDUY4RK}

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

18 papers in Pith

Teach-to-Reason: Competition-Guided Reasoning with a Self-Improving Teacher

EvoRubrics: Dynamic Rubrics as Rewards via Adversarial Co-Evolution for LLM Reinforcement Learning

QUBRIC: Co-Designing Queries and Rubrics for RL Beyond Verifiable Rewards

Trust Region On-Policy Distillation

ARES: Automated Rubric Synthesis for Scalable LLM Reinforcement Learning

Receipt and verification

First computed	2026-08-04T01:51:47.723447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e47b38078372df22cab1d9461d31c8aa74b3d372ab8ea383c82a7d3084069d8

Aliases

arxiv: 2508.16949 · arxiv_version: 2508.16949v7 · doi: 10.48550/arxiv.2508.16949 · pith_short_12: LZD3HADYG4W7 · pith_short_16: LZD3HADYG4W7ELFL · pith_short_8: LZD3HADY

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/LZD3HADYG4W7ELFLDWKGDUY4RK \
  | 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: 5e47b38078372df22cab1d9461d31c8aa74b3d372ab8ea383c82a7d3084069d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e33567b7f2b81637571ec782f35e503117d514c783dc978a5775c9edda24a3",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-23T08:47:31Z",
    "title_canon_sha256": "98cf71f50390447705e89eb4bf5c28dcfa1c9406fc85b2313fe1a3f7634f3964"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.16949",
    "kind": "arxiv",
    "version": 7
  }
}