Pith Number

pith:467YHLD7

pith:2023:467YHLD77HIPGI3MXPI7PZERBF

not attested not anchored not stored refs pending

Ugly Ducklings or Swans: A Tiered Quadruplet Network with Patient-Specific Mining for Improved Skin Lesion Classification

Adam Mothershaw, Brigid Betz-Stablein, Gayan K. Kulatilleke, H. Peter Soyer, Nathasha Naranpanawa, Shekhar S. Chandra, Zongyuan Ge

arxiv:2309.09689 v1 · 2023-09-18 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{467YHLD77HIPGI3MXPI7PZERBF}

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	2026-07-05T06:51:43.109981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7bf83ac7ff9d0f3236cbbd1f7e4910972d064c032e3a663e1df973fed6d2b81

Aliases

arxiv: 2309.09689 · arxiv_version: 2309.09689v1 · doi: 10.48550/arxiv.2309.09689 · pith_short_12: 467YHLD77HIP · pith_short_16: 467YHLD77HIPGI3M · pith_short_8: 467YHLD7

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/467YHLD77HIPGI3MXPI7PZERBF \
  | 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: e7bf83ac7ff9d0f3236cbbd1f7e4910972d064c032e3a663e1df973fed6d2b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9a51287f2249548566e66e42d214fb834803d04de86ed0a3a1969c9b39884f1",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-09-18T11:53:57Z",
    "title_canon_sha256": "ee520c9954b6108e5bc0b66e855bc7f036b0ead8b35a8a4292367b1be96a5703"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.09689",
    "kind": "arxiv",
    "version": 1
  }
}