Pith Number

pith:5DN7EO3E

pith:2021:5DN7EO3EM4GITIVNWV3445F53B

not attested not anchored not stored refs pending

A flexible approach for variable selection in large-scale healthcare database studies with missing covariate and outcome data

Chuyue Huang, Jung-Yi Joyce Lin, Liangyuan Hu, Steven Lawrence, Usha Govindarajulu

arxiv:2107.09730 v2 · 2021-07-20 · stat.ME · 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{5DN7EO3EM4GITIVNWV3445F53B}

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	2026-07-05T04:14:24.608646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8dbf23b64670c89a2adb577ce74bdd8527b0736ad338218e21e9cc3a5aa42b2

Aliases

arxiv: 2107.09730 · arxiv_version: 2107.09730v2 · doi: 10.48550/arxiv.2107.09730 · pith_short_12: 5DN7EO3EM4GI · pith_short_16: 5DN7EO3EM4GITIVN · pith_short_8: 5DN7EO3E

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/5DN7EO3EM4GITIVNWV3445F53B \
  | 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: e8dbf23b64670c89a2adb577ce74bdd8527b0736ad338218e21e9cc3a5aa42b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc8eb42606a67e42eb3dc6d6cd21d3d5b3fbfc13e05830b6bf88facec51029a2",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-07-20T19:01:24Z",
    "title_canon_sha256": "53649913b94919713f2979ae87c983d3498736b86248279a70f3cd94a6858c06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.09730",
    "kind": "arxiv",
    "version": 2
  }
}