Pith Number

pith:A5JWW6FM

pith:2025:A5JWW6FMXC54LM2AV6HM2QX2RO

not attested not anchored not stored refs pending

Unsupervised Visual Chain-of-Thought Reasoning via Preference Optimization

Beier Zhu, Hanwang Zhang, Kesen Zhao, Qianru Sun

arxiv:2504.18397 v2 · 2025-04-25 · cs.CV

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A5JWW6FMXC54LM2AV6HM2QX2RO}

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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

4 papers in Pith

GRIT: Teaching MLLMs to Think with Images

HiDe: Rethinking The Zoom-IN method in High Resolution MLLMs via Hierarchical Decoupling

LaV-CoT: Language-Aware Visual CoT with Multi-Aspect Reward Optimization for Real-World Multilingual VQA

CropVLM: Learning to Zoom for Fine-Grained Vision-Language Perception

Receipt and verification

First computed	2026-07-05T11:37:18.861697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07536b78acb8bbc5b340af8ecd42fa8b8605ae8d7ab466166579cb34327169ce

Aliases

arxiv: 2504.18397 · arxiv_version: 2504.18397v2 · doi: 10.48550/arxiv.2504.18397 · pith_short_12: A5JWW6FMXC54 · pith_short_16: A5JWW6FMXC54LM2A · pith_short_8: A5JWW6FM

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/A5JWW6FMXC54LM2AV6HM2QX2RO \
  | 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: 07536b78acb8bbc5b340af8ecd42fa8b8605ae8d7ab466166579cb34327169ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39dc8e5531a6a398c1215ccc246f9236fe8a642e9f0f7cee39f1dcfa8945865a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-25T14:48:18Z",
    "title_canon_sha256": "a960bf62eeef491db75a061d5c1e7c77b1f47167d035db84307d99ea56dab309"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18397",
    "kind": "arxiv",
    "version": 2
  }
}