Pith Number

pith:COF27JB7

pith:2024:COF27JB7NYLNCK342522YWERET

not attested not anchored not stored refs pending

Quality-guided Skin Tone Enhancement for Portrait Photography

Guangtao Zhai, Huiyu Duan, Jia Wang, Kang Fu, Qihang Xu, Shiqi Gao, Xinyue Li, Xiongkuo Min, Yicong Peng, Yuanyuan Chang

arxiv:2406.15848 v1 · 2024-06-22 · 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{COF27JB7NYLNCK342522YWERET}

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	2026-07-05T08:35:49.724905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

138bafa43f6e16d12b7cd775ac589124c2b07949cb9a85c9cabc2d3f371bc504

Aliases

arxiv: 2406.15848 · arxiv_version: 2406.15848v1 · doi: 10.48550/arxiv.2406.15848 · pith_short_12: COF27JB7NYLN · pith_short_16: COF27JB7NYLNCK34 · pith_short_8: COF27JB7

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/COF27JB7NYLNCK342522YWERET \
  | 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: 138bafa43f6e16d12b7cd775ac589124c2b07949cb9a85c9cabc2d3f371bc504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5280d8b827233e2d0d4a5ed2bedb9b831f2a4da42e95ef7c06756aa83f775f3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-06-22T13:36:30Z",
    "title_canon_sha256": "954eacff948047addcab182ebf3472de6294bc01c3c0f541b94a9df65e9ceb11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.15848",
    "kind": "arxiv",
    "version": 1
  }
}