Pith Number

pith:XQFR4LYS

pith:2018:XQFR4LYSXYEYG5LPJMMIDACOMI

not attested not anchored not stored refs pending

Automatic segmentation of skin lesions using deep learning

Jagath C. Rajapakse, Joshua Peter Ebenezer

arxiv:1807.04893 v1 · 2018-07-13 · 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{XQFR4LYSXYEYG5LPJMMIDACOMI}

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	2026-05-18T00:10:49.491458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc0b1e2f12be0983756f4b1881804e6216464880813ae027c20f23a6fda3815e

Aliases

arxiv: 1807.04893 · arxiv_version: 1807.04893v1 · doi: 10.48550/arxiv.1807.04893 · pith_short_12: XQFR4LYSXYEY · pith_short_16: XQFR4LYSXYEYG5LP · pith_short_8: XQFR4LYS

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/XQFR4LYSXYEYG5LPJMMIDACOMI \
  | 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: bc0b1e2f12be0983756f4b1881804e6216464880813ae027c20f23a6fda3815e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca9c6196998a58ab731d2dccbe76203da4241026b1d09f7554408e961677763a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-13T02:34:24Z",
    "title_canon_sha256": "ad0b8520a15cd6de98c546c64f0342a0e63c898690539c0a1e5c12f7f514e4f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04893",
    "kind": "arxiv",
    "version": 1
  }
}