Pith Number

pith:CDUIQU4R

pith:2025:CDUIQU4RCNELBNGXR2Y6HEJIHL

not attested not anchored not stored refs pending

Multimodal LLMs as Customized Reward Models for Text-to-Image Generation

Branislav Kveton, Changyou Chen, Huaisheng Zhu, Jian Chen, Jiuxiang Gu, Ruiyi Zhang, Shijie Zhou, Yufan Zhou

arxiv:2507.21391 v2 · 2025-07-28 · cs.CV · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CDUIQU4RCNELBNGXR2Y6HEJIHL}

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	2026-07-05T11:45:38.838942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10e88853911348b0b4d78eb1e391283adbcf1a2c9d80ba4c3e82fc6bdb8c82fd

Aliases

arxiv: 2507.21391 · arxiv_version: 2507.21391v2 · doi: 10.48550/arxiv.2507.21391 · pith_short_12: CDUIQU4RCNEL · pith_short_16: CDUIQU4RCNELBNGX · pith_short_8: CDUIQU4R

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/CDUIQU4RCNELBNGXR2Y6HEJIHL \
  | 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: 10e88853911348b0b4d78eb1e391283adbcf1a2c9d80ba4c3e82fc6bdb8c82fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "835f72e0b3fe911c31403d339d905289e1e3f3e2c04f96a480127bc23930864f",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-28T23:52:53Z",
    "title_canon_sha256": "ce192059e2cf4536fb9e840fec7cc49e8d6bf4b33ee8b1bc59e11148114fda68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21391",
    "kind": "arxiv",
    "version": 2
  }
}