Pith Number

pith:QWZCBPTU

pith:2021:QWZCBPTUB3P6I7EZYT252CVQGD

not attested not anchored not stored refs pending

Fully Automatic Deep Learning Framework for Pancreatic Ductal Adenocarcinoma Detection on Computed Tomography

Geke Litjens, Henkjan Huisman, Joeran S. Bosma, John Hermans, Megan Schuurmans, Nat\'alia Alves

arxiv:2111.15409 v2 · 2021-11-30 · eess.IV · cs.CV · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWZCBPTUB3P6I7EZYT252CVQGD}

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	2026-07-05T03:48:09.726948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85b220be740edfe47c99c4f5dd0ab030f4eaf65be27b3f12fba2b26ec020e76c

Aliases

arxiv: 2111.15409 · arxiv_version: 2111.15409v2 · doi: 10.48550/arxiv.2111.15409 · pith_short_12: QWZCBPTUB3P6 · pith_short_16: QWZCBPTUB3P6I7EZ · pith_short_8: QWZCBPTU

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/QWZCBPTUB3P6I7EZYT252CVQGD \
  | 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: 85b220be740edfe47c99c4f5dd0ab030f4eaf65be27b3f12fba2b26ec020e76c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdaa5ded969971e71efa354587e75fc09ad7628f0ff32bd18810a7f9b9c84a25",
    "cross_cats_sorted": [
      "cs.CV",
      "q-bio.QM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-11-30T13:59:46Z",
    "title_canon_sha256": "1f5ec78a3202ea21f6507dab362bb06c9cfb63263ec91a677d50c291fc561ef1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.15409",
    "kind": "arxiv",
    "version": 2
  }
}