Pith Number

pith:NCTKVJL6

pith:2025:NCTKVJL6QAIVOYCJMAWNBREAQB

not attested not anchored not stored refs pending

A data-driven approach to discover and quantify systemic lupus erythematosus etiological heterogeneity from electronic health records

Charles M. Stein, Eric V. Strobl, John M. Still, Jorge L. Gamboa, Marco Barbero Mota, Thomas A. Lasko, Vivian K. Kawai

arxiv:2501.07206 v1 · 2025-01-13 · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NCTKVJL6QAIVOYCJMAWNBREAQB}

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	2026-07-05T10:00:17.171345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68a6aaa57e8011576049602cd0c4808054e5537f33a6b3ac2afa342e22313a37

Aliases

arxiv: 2501.07206 · arxiv_version: 2501.07206v1 · doi: 10.48550/arxiv.2501.07206 · pith_short_12: NCTKVJL6QAIV · pith_short_16: NCTKVJL6QAIVOYCJ · pith_short_8: NCTKVJL6

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/NCTKVJL6QAIVOYCJMAWNBREAQB \
  | 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: 68a6aaa57e8011576049602cd0c4808054e5537f33a6b3ac2afa342e22313a37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb3a4f2789b70d1af85dabe3275eb3cd33c6c3d2a7e371e0715eb548d5e3a82c",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-13T11:00:31Z",
    "title_canon_sha256": "5ed5765df0089ed3da15b5de23e297ebbb93b5e0500ce93eba03af4f38c13c2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.07206",
    "kind": "arxiv",
    "version": 1
  }
}