Pith Number

pith:ZRXY2VVR

pith:2026:ZRXY2VVRC35R4OH5U7MRNH6ZUL

not attested not anchored not stored refs pending

Federated Survival Analysis in Healthcare: A Multi-Model Evaluation on Cross-Institutional Heterogeneous Breast Cancer Data

Anusha Ihalapathirana, Miguel Fernandez-de-Retana, Natalia Moreno-Blasco, Pekka Siirtola

arxiv:2606.23871 v1 · 2026-06-22 · cs.LG · q-bio.QM · stat.ME · 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{ZRXY2VVRC35R4OH5U7MRNH6ZUL}

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	2026-06-24T00:14:29.040121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc6f8d56b116fb1e38fda7d9169fd9a2ca48cf7ec12c311e476d73018b474cdf

Aliases

arxiv: 2606.23871 · arxiv_version: 2606.23871v1 · doi: 10.48550/arxiv.2606.23871 · pith_short_12: ZRXY2VVRC35R · pith_short_16: ZRXY2VVRC35R4OH5 · pith_short_8: ZRXY2VVR

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/ZRXY2VVRC35R4OH5U7MRNH6ZUL \
  | 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: cc6f8d56b116fb1e38fda7d9169fd9a2ca48cf7ec12c311e476d73018b474cdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75bd25f6e5877e6aceca5963465620b7bfd896d214ac60675409cdae13b6d65c",
    "cross_cats_sorted": [
      "q-bio.QM",
      "stat.ME",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-22T19:14:51Z",
    "title_canon_sha256": "c4b582b619c9d5093f3a5d21e8b01d1f22d08221d5238a0b3815b81560f45e5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23871",
    "kind": "arxiv",
    "version": 1
  }
}