Pith Number

pith:OQ3M2XIV

pith:2021:OQ3M2XIVEYP6TMZA36KXQBVEJI

not attested not anchored not stored refs pending

3D U-Net for segmentation of COVID-19 associated pulmonary infiltrates using transfer learning: State-of-the-art results on affordable hardware

Bernd Hamm, Janis L. Vahldiek, Keno K. Bressem, Lisa C. Adams, Marcus R. Makowski, Stefan M. Niehues

arxiv:2101.09976 v1 · 2021-01-25 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OQ3M2XIVEYP6TMZA36KXQBVEJI}

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.

Cited by

1 paper in Pith

INSIGHT: Explainable Weakly-Supervised Medical Image Analysis

Receipt and verification

First computed	2026-07-05T02:09:24.433844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7436cd5d15261fe9b320df957806a44a054e9e140a4aba2edf25ab735b85873d

Aliases

arxiv: 2101.09976 · arxiv_version: 2101.09976v1 · doi: 10.48550/arxiv.2101.09976 · pith_short_12: OQ3M2XIVEYP6 · pith_short_16: OQ3M2XIVEYP6TMZA · pith_short_8: OQ3M2XIV

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/OQ3M2XIVEYP6TMZA36KXQBVEJI \
  | 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: 7436cd5d15261fe9b320df957806a44a054e9e140a4aba2edf25ab735b85873d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4e10e7ff84a34113120f33eb91fbf2349dd6819992dcbf8e996b07a9610ede7",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-01-25T09:37:32Z",
    "title_canon_sha256": "4ea0aaf30f2d3cf792affffd0213b6836fa0d9c2ba0203da452a37b1f8876d43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09976",
    "kind": "arxiv",
    "version": 1
  }
}