Pith Number

pith:WC2KLAAA

pith:2019:WC2KLAAAE7EWVQZ65XRC3RGRYQ

not attested not anchored not stored refs pending

Skin cancer detection based on deep learning and entropy to detect outlier samples

Abder-Rahman Ali, Andre G. C. Pacheco, Thomas Trappenberg

arxiv:1909.04525 v2 · 2019-09-10 · cs.LG · cs.CV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WC2KLAAAE7EWVQZ65XRC3RGRYQ}

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	2026-07-05T00:29:39.969782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0b4a5800027c96ac33eede22dc4d1c43832b3c538b3b80ecb69fef441e83497

Aliases

arxiv: 1909.04525 · arxiv_version: 1909.04525v2 · doi: 10.48550/arxiv.1909.04525 · pith_short_12: WC2KLAAAE7EW · pith_short_16: WC2KLAAAE7EWVQZ6 · pith_short_8: WC2KLAAA

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/WC2KLAAAE7EWVQZ65XRC3RGRYQ \
  | 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: b0b4a5800027c96ac33eede22dc4d1c43832b3c538b3b80ecb69fef441e83497

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73fd0a3bd74983fb8df6da9a4943c1da64320e29af8137e598a015f8e32de821",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-09-10T14:36:16Z",
    "title_canon_sha256": "507a535ea584822ca95e69788cac1b9a041535c81363afd8cfede137ac2772af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04525",
    "kind": "arxiv",
    "version": 2
  }
}