Pith Number

pith:KKEEPXKA

pith:2019:KKEEPXKA53F2AB2OJ37JYFH4Q2

not attested not anchored not stored refs pending

Unsupervised Machine Learning for the Discovery of Latent Disease Clusters and Patient Subgroups Using Electronic Health Records

Ahmad P. Tafti, Andrew H. Limper, Elizabeth J. Atkinson, Hongfang Liu, Nan Zhang, Shreyasee Amin, Terry M. Therneau, Yanshan Wang, Yiqing Zhao

arxiv:1905.10309 v1 · 2019-05-17 · stat.AP · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKEEPXKA53F2AB2OJ37JYFH4Q2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:45:10.642061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

528847dd40eecba0074e4efe9c14fc86a3efb1f1c453b83de579a1a79a534e6d

Aliases

arxiv: 1905.10309 · arxiv_version: 1905.10309v1 · doi: 10.48550/arxiv.1905.10309 · pith_short_12: KKEEPXKA53F2 · pith_short_16: KKEEPXKA53F2AB2O · pith_short_8: KKEEPXKA

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/KKEEPXKA53F2AB2OJ37JYFH4Q2 \
  | 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: 528847dd40eecba0074e4efe9c14fc86a3efb1f1c453b83de579a1a79a534e6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28150c1d0f1df4a9a3179f5201299d833371e62dddef01d5bd6e977606e42c33",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2019-05-17T20:07:22Z",
    "title_canon_sha256": "6c6fbd23923c1b025f7f97bb616f28a4b5716ffffabfb1b59c00e2a543a1f2fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10309",
    "kind": "arxiv",
    "version": 1
  }
}