Pith Number

pith:4QYG4AAM

pith:2026:4QYG4AAMOGYV5DZBJAWGLI2M43

not attested not anchored not stored refs pending

CapRL++: Unified Reinforcement Learning with Verifiable Rewards for Dense Image and Video Captioning

Dahua Lin, Feng Wu, Jianze Liang, Jiaqi Wang, Jiazi Bu, Long Xing, Penghui Yang, Qidong Huang, Xiaoyi Dong, Yibin Wang, Yuhang Cao, Yuhang Zang, Yujie Zhou

arxiv:2606.09393 v1 · 2026-06-08 · 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{4QYG4AAMOGYV5DZBJAWGLI2M43}

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	2026-06-09T02:08:19.734407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4306e000c71b15e8f21482c65a34ce6c869107f4848054d25cd0a0a9baeb108

Aliases

arxiv: 2606.09393 · arxiv_version: 2606.09393v1 · doi: 10.48550/arxiv.2606.09393 · pith_short_12: 4QYG4AAMOGYV · pith_short_16: 4QYG4AAMOGYV5DZB · pith_short_8: 4QYG4AAM

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/4QYG4AAMOGYV5DZBJAWGLI2M43 \
  | 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: e4306e000c71b15e8f21482c65a34ce6c869107f4848054d25cd0a0a9baeb108

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8aa1a28d76fb78f3e956bebd31130f9206f7e51680c0134a258f1bf90f838dcb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-08T12:09:20Z",
    "title_canon_sha256": "34592c8ff2385f992bbd7a4aaae3aa92d240544b768a2ec200cb79e5d2034f84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.09393",
    "kind": "arxiv",
    "version": 1
  }
}