Pith Number

pith:IGK3J4YY

pith:2026:IGK3J4YYHWOKLWU2KFYS57K3JO

not attested not anchored not stored refs pending

Contrastive meta-domain adaptation for robust skin lesion classification across clinical and acquisition conditions

Emanoel dos Santos, Erico Medeiros, F\'abio Papais, Francisco Filho, Kelvin Cunha, Paulo Borba, Rodrigo Mota, Thales Bezerra, Tsang Ing Ren

arxiv:2602.19857 v2 · 2026-02-23 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGK3J4YYHWOKLWU2KFYS57K3JO}

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	2026-06-02T03:04:39.201582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4195b4f3183d9ca5da9a51712efd5b4ba938eea6327dc2a8a8526b06135a1bf8

Aliases

arxiv: 2602.19857 · arxiv_version: 2602.19857v2 · doi: 10.48550/arxiv.2602.19857 · pith_short_12: IGK3J4YYHWOK · pith_short_16: IGK3J4YYHWOKLWU2 · pith_short_8: IGK3J4YY

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/IGK3J4YYHWOKLWU2KFYS57K3JO \
  | 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: 4195b4f3183d9ca5da9a51712efd5b4ba938eea6327dc2a8a8526b06135a1bf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31835b63ee99480569ade90cd82025f440f924db92ff06e49e2f5a2e5ab9e4b8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-02-23T13:56:49Z",
    "title_canon_sha256": "97d53641daf18617b498ddbb75fbb4e87c1df35a1bdfc6b0ad95d1fc9a52e35e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.19857",
    "kind": "arxiv",
    "version": 2
  }
}