Pith Number

pith:2FZEUMZL

pith:2019:2FZEUMZLQX4KEDXBN3TUX36LRK

not attested not anchored not stored refs pending

Patient Clustering Improves Efficiency of Federated Machine Learning to predict mortality and hospital stay time using distributed Electronic Medical Records

Dianbo Liu, Li Huang

arxiv:1903.09296 v1 · 2019-03-22 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FZEUMZLQX4KEDXBN3TUX36LRK}

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	2026-05-17T23:50:40.057560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1724a332b85f8a20ee16ee74befcb8aa1f9cda76fba98378a98fe5e721e563b

Aliases

arxiv: 1903.09296 · arxiv_version: 1903.09296v1 · doi: 10.48550/arxiv.1903.09296 · pith_short_12: 2FZEUMZLQX4K · pith_short_16: 2FZEUMZLQX4KEDXB · pith_short_8: 2FZEUMZL

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/2FZEUMZLQX4KEDXBN3TUX36LRK \
  | 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: d1724a332b85f8a20ee16ee74befcb8aa1f9cda76fba98378a98fe5e721e563b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baaf49aad2a98efc798b5fe08084b4fc0ce352995002a031c0ba5f62aa20f55b",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-22T01:49:30Z",
    "title_canon_sha256": "8fefdf54526f7f1ee1a21b26c311d8e1697b7b208bde8f6a4366f64892b255f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09296",
    "kind": "arxiv",
    "version": 1
  }
}