Pith Number

pith:CB5GD2FX

pith:2025:CB5GD2FXXX3F2NKDF3KAPMPFCR

not attested not anchored not stored refs pending

Region-Specific Calibration Achieves Excellent Inter-Device Reliability for Smartphone Dermatology: A Multi-Device Benchmark on Korean Facial Skin

Sungwoo Kang

arxiv:2512.21988 v3 · 2025-12-26 · eess.IV · cs.CV · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CB5GD2FXXX3F2NKDF3KAPMPFCR}

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	2026-06-23T02:13:19.622862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

107a61e8b7bdf65d35432ed407b1e5146ce49ed50739457bf0a2c9166efbeda3

Aliases

arxiv: 2512.21988 · arxiv_version: 2512.21988v3 · doi: 10.48550/arxiv.2512.21988 · pith_short_12: CB5GD2FXXX3F · pith_short_16: CB5GD2FXXX3F2NKD · pith_short_8: CB5GD2FX

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/CB5GD2FXXX3F2NKDF3KAPMPFCR \
  | 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: 107a61e8b7bdf65d35432ed407b1e5146ce49ed50739457bf0a2c9166efbeda3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd839dce6489c6e3d7773f24d22b8e49cba3aedfed37ed65ce7b1cfc2d504b8d",
    "cross_cats_sorted": [
      "cs.CV",
      "q-bio.QM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-12-26T11:19:25Z",
    "title_canon_sha256": "4d2885a9c7db07e16b946e2b30e39b23a8af132989f29f4f5554a2eeae27cacc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.21988",
    "kind": "arxiv",
    "version": 3
  }
}