Pith Number

pith:P5I3RYXP

pith:2025:P5I3RYXPJ7EZMWSYUQRJPJK3PD

not attested not anchored not stored refs pending

LeanPO: Lean Preference Optimization for Likelihood Alignment in Video-LLMs

Jinfa Huang, Li Yuan, Peixi Peng, Xiaodong Wang

arxiv:2506.05260 v1 · 2025-06-05 · 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{P5I3RYXPJ7EZMWSYUQRJPJK3PD}

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	2026-07-05T11:16:44.921532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f51b8e2ef4fc9965a58a42297a55b78eea66056f5e390b90e56a9aedbf44467

Aliases

arxiv: 2506.05260 · arxiv_version: 2506.05260v1 · doi: 10.48550/arxiv.2506.05260 · pith_short_12: P5I3RYXPJ7EZ · pith_short_16: P5I3RYXPJ7EZMWSY · pith_short_8: P5I3RYXP

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/P5I3RYXPJ7EZMWSYUQRJPJK3PD \
  | 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: 7f51b8e2ef4fc9965a58a42297a55b78eea66056f5e390b90e56a9aedbf44467

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9dbb85e25b7b0ef1ab2de1d92b80270a1d209915da9cabe3eb99441278a959a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-06-05T17:21:16Z",
    "title_canon_sha256": "2360c5dd49177ea61a9a32ab73a99250482a8a32761f6e4c66437befd8f0e86e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.05260",
    "kind": "arxiv",
    "version": 1
  }
}