Pith Number

pith:7BIMU7YU

pith:2019:7BIMU7YUNS2QTRCCSMKIROROSU

not attested not anchored not stored refs pending

State-of-the-art in selection of variables and functional forms in multivariable analysis -- outstanding issues

Aris Perperoglou, Daniela Dunkler, Frank E. Harrell Jr, Georg Heinze (for TG2 of the STRATOS initiative), Harald Binder, Heiko Becher, Matthias Schmid, Michal Abrahamowicz, Patrick Royston, Willi Sauerbrei

arxiv:1907.00786 v1 · 2019-07-01 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BIMU7YUNS2QTRCCSMKIROROSU}

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	2026-05-17T23:41:48.100388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f850ca7f146cb509c442931488ba2e952f65d620011fc414c33df407fcbfe40f

Aliases

arxiv: 1907.00786 · arxiv_version: 1907.00786v1 · doi: 10.48550/arxiv.1907.00786 · pith_short_12: 7BIMU7YUNS2Q · pith_short_16: 7BIMU7YUNS2QTRCC · pith_short_8: 7BIMU7YU

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/7BIMU7YUNS2QTRCCSMKIROROSU \
  | 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: f850ca7f146cb509c442931488ba2e952f65d620011fc414c33df407fcbfe40f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9462f3bac25c7e8d1b5481d610fdaf6ab1773cdda9decbc9c8970a0fe4b78fd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-07-01T13:53:18Z",
    "title_canon_sha256": "db800413ad3962e690b9dab4366fb5b6b07828f3434382f23404ebe84c1265b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.00786",
    "kind": "arxiv",
    "version": 1
  }
}