Pith Number

pith:65ULIVNN

pith:2026:65ULIVNNCMLZ36NJPJGYFNS6MG

not attested not anchored not stored refs pending

Search2Skill: Skill Distillation Beyond Knowledge Boundaries Via Rubric-Based Reinforcement Learning

Bin Zhu, Feihu Jiang, Jinyang Zhang, Lingfeng Bao, Longyue Wang, Muyang Ye, Qianghuai Jia, Tian Lan, Weihua Luo, Wuyunsiqin, Ye Wang, Yongshi Ye, Zhao Xu

arxiv:2608.05245 v1 · 2026-08-05 · 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{65ULIVNNCMLZ36NJPJGYFNS6MG}

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.

Receipt and verification

First computed	2026-08-07T00:46:36.308065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f768b455ad13179df9a97a4d82b65e619e38f294d34bccbfbd01fbb286d5bf58

Aliases

arxiv: 2608.05245 · arxiv_version: 2608.05245v1 · doi: 10.48550/arxiv.2608.05245 · pith_short_12: 65ULIVNNCMLZ · pith_short_16: 65ULIVNNCMLZ36NJ · pith_short_8: 65ULIVNN

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/65ULIVNNCMLZ36NJPJGYFNS6MG \
  | 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: f768b455ad13179df9a97a4d82b65e619e38f294d34bccbfbd01fbb286d5bf58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff58b372e2d189ebc8c88bde78b369d67cbd1ec6dcf83fd50776eef17ebdba17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-08-05T15:09:07Z",
    "title_canon_sha256": "8314bac24fd8e1820504d09b9a558db88d950668bb4a0434db1aa520565edf1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.05245",
    "kind": "arxiv",
    "version": 1
  }
}