Pith Number

pith:F7TNYXHF

pith:2025:F7TNYXHFJ563HU4GARDWJ5AO5W

not attested not anchored not stored refs pending

Temporal Preference Optimization for Long-Form Video Understanding

Orr Zohar, Rui Li, Serena Yeung-Levy, Xiaohan Wang, Yuhui Zhang, Zeyu Wang

arxiv:2501.13919 v3 · 2025-01-23 · cs.CV · cs.AI · cs.CL · cs.LG · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F7TNYXHFJ563HU4GARDWJ5AO5W}

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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

3 papers in Pith

CREST: Curvature-Regulated Event-Centric Sampling for Efficient Long-Video Understanding

Bridging VideoQA and Video-Guided Agentic Tasks via Generalized Keyframe Extraction

Unified Reward Model for Multimodal Understanding and Generation

Receipt and verification

First computed	2026-07-05T12:02:39.880808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fe6dc5ce54f7db3d386044764f40eed99a9ba6529dedb6608ed80b133b15d43

Aliases

arxiv: 2501.13919 · arxiv_version: 2501.13919v3 · doi: 10.48550/arxiv.2501.13919 · pith_short_12: F7TNYXHFJ563 · pith_short_16: F7TNYXHFJ563HU4G · pith_short_8: F7TNYXHF

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/F7TNYXHFJ563HU4GARDWJ5AO5W \
  | 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: 2fe6dc5ce54f7db3d386044764f40eed99a9ba6529dedb6608ed80b133b15d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa9142610f16e439ba7037cb8bed60c90213251a63624f4e3d8be4dbf8bfccf7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.LG",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-23T18:58:03Z",
    "title_canon_sha256": "2af8a7342c5c71dad2bc67f81eb86417e4ff9ad8c0acc7920f21f4a232bb4fc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13919",
    "kind": "arxiv",
    "version": 3
  }
}