Pith Number

pith:4DMP4G5L

pith:2025:4DMP4G5LXYS2QGT7CDS3CPWGKK

not attested not anchored not stored refs pending

Skywork R1V2: Multimodal Hybrid Reinforcement Learning for Reasoning

Jiangbo Pei, Jianhao Zhang, Peiyu Wang, Tianyidan Xie, Weijie Qiu, Wei Shen, Xiaokun Wang, Xuchen Song, Yahui Zhou, Yang Liu, Yichen Wei, Yi Peng, Yunzhuo Hao

arxiv:2504.16656 v4 · 2025-04-23 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4DMP4G5LXYS2QGT7CDS3CPWGKK}

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

8 papers in Pith

OracleAnalyser: Analysing Implicit Semantics of Oracle Bone Scripts through MLLMs with Post-training

VeriEvol: Scaling Multimodal Mathematical Reasoning via Verifiable Evol-Instruct

Perception-Aware Policy Optimization for Multimodal Reasoning

The Landscape of Agentic Reinforcement Learning for LLMs: A Survey

Boosting Reasoning in Large Multimodal Models via Activation Replay

Receipt and verification

First computed	2026-07-05T11:16:57.663580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0d8fe1babbe25a81a7f10e5b13ec6529395a9f027efeebb765e1f18c0f6577d

Aliases

arxiv: 2504.16656 · arxiv_version: 2504.16656v4 · doi: 10.48550/arxiv.2504.16656 · pith_short_12: 4DMP4G5LXYS2 · pith_short_16: 4DMP4G5LXYS2QGT7 · pith_short_8: 4DMP4G5L

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/4DMP4G5LXYS2QGT7CDS3CPWGKK \
  | 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: e0d8fe1babbe25a81a7f10e5b13ec6529395a9f027efeebb765e1f18c0f6577d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff23f30f256bf8f9bfd71fdbba5b93cfdf03e0053a0f91d6c3efbad3a2264baa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-23T12:24:10Z",
    "title_canon_sha256": "caaa7f70652aa275531c1647e66b80fe6675625294fd9f8be0f83a5b594be527"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.16656",
    "kind": "arxiv",
    "version": 4
  }
}