Pith Number

pith:CYHD2FGQ

pith:2020:CYHD2FGQRGE767HS44QQCXHMH2

not attested not anchored not stored refs pending

Multi-task Ensembles with Crowdsourced Features Improve Skin Lesion Diagnosis

Elif K Contar, Gerard Schouten, Ralf Raumanns, Veronika Cheplygina

arxiv:2004.14745 v2 · 2020-04-28 · cs.HC · cs.CV · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CYHD2FGQRGE767HS44QQCXHMH2}

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	2026-07-05T01:16:50.018738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

160e3d14d08989ff7cf2e721015cec3eafa9045a37e3e8de9c3754ef66ce111c

Aliases

arxiv: 2004.14745 · arxiv_version: 2004.14745v2 · doi: 10.48550/arxiv.2004.14745 · pith_short_12: CYHD2FGQRGE7 · pith_short_16: CYHD2FGQRGE767HS · pith_short_8: CYHD2FGQ

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/CYHD2FGQRGE767HS44QQCXHMH2 \
  | 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: 160e3d14d08989ff7cf2e721015cec3eafa9045a37e3e8de9c3754ef66ce111c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da9b17867fa53387e0428a846ea80437f6a39f888bb0b3e5f887f05897ab091e",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2020-04-28T13:48:40Z",
    "title_canon_sha256": "1c3dc1221adb1bea30516ef06042bca4e3df32e99a5b27497231f945b7c1bed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.14745",
    "kind": "arxiv",
    "version": 2
  }
}