Pith Number

pith:4YPRVIXE

pith:2021:4YPRVIXESUDVLMSJSJ6IN6YYIJ

not attested not anchored not stored refs pending

Quality monitoring of federated Covid-19 lesion segmentation

Amin Ranem, Andreas Bucher, Anirban Mukhopadhyay, Armin Dadras, Camila Gonzalez, Christian Harder, Isabel Kaltenborn, Ricarda Fischbach

arxiv:2112.08974 v1 · 2021-12-16 · 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{4YPRVIXESUDVLMSJSJ6IN6YYIJ}

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	2026-07-05T03:41:34.800679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e61f1aa2e4950755b249927c86fb184254ee1d33179818b20b8fa3d8bd4b96a6

Aliases

arxiv: 2112.08974 · arxiv_version: 2112.08974v1 · doi: 10.48550/arxiv.2112.08974 · pith_short_12: 4YPRVIXESUDV · pith_short_16: 4YPRVIXESUDVLMSJ · pith_short_8: 4YPRVIXE

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/4YPRVIXESUDVLMSJSJ6IN6YYIJ \
  | 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: e61f1aa2e4950755b249927c86fb184254ee1d33179818b20b8fa3d8bd4b96a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de7df1c5558fbd214682b84ff5bbe4df7fc8b5cfca47023859ca8db1d0869290",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-12-16T15:49:47Z",
    "title_canon_sha256": "a57ad1e97f2bda11ad1744a59ff1d180866866a283cba7ed99273078a91c5f90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.08974",
    "kind": "arxiv",
    "version": 1
  }
}