Pith Number

pith:U3PR45GS

pith:2025:U3PR45GSZC6KHEPBCVXFANIFSD

not attested not anchored not stored refs pending

HuViDPO:Enhancing Video Generation through Direct Preference Optimization for Human-Centric Alignment

Boxi Wu, Jiahui Zhang, Lifan Jiang, Shuang Chen, Xiaotong Guan

arxiv:2502.01690 v1 · 2025-02-02 · 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{U3PR45GSZC6KHEPBCVXFANIFSD}

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	2026-07-05T10:09:17.793539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6df1e74d2c8bca391e1156e50350590c51a10b4f348fe77b99f707cfddd8283

Aliases

arxiv: 2502.01690 · arxiv_version: 2502.01690v1 · doi: 10.48550/arxiv.2502.01690 · pith_short_12: U3PR45GSZC6K · pith_short_16: U3PR45GSZC6KHEPB · pith_short_8: U3PR45GS

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/U3PR45GSZC6KHEPBCVXFANIFSD \
  | 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: a6df1e74d2c8bca391e1156e50350590c51a10b4f348fe77b99f707cfddd8283

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "993a7f04b99654e53db6ff4d69df29361f296bf73a9f6842b5e3cddbf8f2c52b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-02T16:55:42Z",
    "title_canon_sha256": "877b7af4c949e96fba00f3e0c913f3c1794960e0dcd1be17216da5acc5c0531f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.01690",
    "kind": "arxiv",
    "version": 1
  }
}