Pith Number

pith:3RH5QTAT

pith:2021:3RH5QTATIO4RE6Y6VB7QECUX2I

not attested not anchored not stored refs pending

Ensemble machine learning approach for screening of coronary heart disease based on echocardiography and risk factors

Chenguang Yang, Fang Wang, Huimin Cheng, Huolan Zhu, Jingyi Zhang, Wenxuan Zhong, Yi Li, Yongkai Chen

arxiv:2105.09670 v1 · 2021-05-20 · stat.ML · 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{3RH5QTATIO4RE6Y6VB7QECUX2I}

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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	2026-07-05T02:41:55.776966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc4fd84c1343b9127b1ea87f020a97d202eb0d87e968666b3159de6ec57a54d3

Aliases

arxiv: 2105.09670 · arxiv_version: 2105.09670v1 · doi: 10.48550/arxiv.2105.09670 · pith_short_12: 3RH5QTATIO4R · pith_short_16: 3RH5QTATIO4RE6Y6 · pith_short_8: 3RH5QTAT

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/3RH5QTATIO4RE6Y6VB7QECUX2I \
  | 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: dc4fd84c1343b9127b1ea87f020a97d202eb0d87e968666b3159de6ec57a54d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b2e36f221c1b37ee9c1b3541ae14dc47805eccd5ea818a852e079b5914e410",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-05-20T11:04:58Z",
    "title_canon_sha256": "50cd157930e7cbe4fa4e5b9d75f76e2408276d25d6aba21e2adfb33ebf0f46c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.09670",
    "kind": "arxiv",
    "version": 1
  }
}