Pith Number

pith:KZYIVWG2

pith:2021:KZYIVWG2CV2322LIGUY7OKSILU

not attested not anchored not stored refs pending

Single Model Deep Learning on Imbalanced Small Datasets for Skin Lesion Classification

Benjamin Kaffenberger, Fan Zhang, Jinyu Xing, Mengjuan Xu, Pengfei Shao, Peng Liu, Peng Yao, Ronald X. Xu, Shuwei Shen

arxiv:2102.01284 v2 · 2021-02-02 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZYIVWG2CV2322LIGUY7OKSILU}

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	2026-07-05T03:56:00.666591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56708ad8da1575bd69683531f72a485d17db810ae28224ab61aa6582bf888c29

Aliases

arxiv: 2102.01284 · arxiv_version: 2102.01284v2 · doi: 10.48550/arxiv.2102.01284 · pith_short_12: KZYIVWG2CV23 · pith_short_16: KZYIVWG2CV2322LI · pith_short_8: KZYIVWG2

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/KZYIVWG2CV2322LIGUY7OKSILU \
  | 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: 56708ad8da1575bd69683531f72a485d17db810ae28224ab61aa6582bf888c29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd62681568f61d6e8acabcfec506f6ace69dccd67098224fae36a26d7063d755",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-02-02T03:48:55Z",
    "title_canon_sha256": "6281a0cd6851bd1101ff1483246445a0caa869e8ecc5fbdc09d928c60eb7e2f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.01284",
    "kind": "arxiv",
    "version": 2
  }
}