Pith Number

pith:VRRRLHIK

pith:2018:VRRRLHIK6GYECEMGYACP3MLOR7

not attested not anchored not stored refs pending

Variable Importance Assessments and Backward Variable Selection for High-Dimensional Data

Dan Nettleton, Liuhua Peng, Long Qu

arxiv:1806.06468 v1 · 2018-06-18 · 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{VRRRLHIK6GYECEMGYACP3MLOR7}

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	2026-05-18T00:13:02.299597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac63159d0af1b0411186c004fdb16e8fdc5d6d2c41b420ec3c23d34fb6fb9851

Aliases

arxiv: 1806.06468 · arxiv_version: 1806.06468v1 · doi: 10.48550/arxiv.1806.06468 · pith_short_12: VRRRLHIK6GYE · pith_short_16: VRRRLHIK6GYECEMG · pith_short_8: VRRRLHIK

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/VRRRLHIK6GYECEMGYACP3MLOR7 \
  | 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: ac63159d0af1b0411186c004fdb16e8fdc5d6d2c41b420ec3c23d34fb6fb9851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7c9869b867fa2a2050b2f53ee78f9539be8a5cee06bf0f84f88a3caae1a8b90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-06-18T00:45:38Z",
    "title_canon_sha256": "a2de090d89b1a5b83d3619bd9f321efafe383bdeba50eaca0dd7425bf88ea65b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06468",
    "kind": "arxiv",
    "version": 1
  }
}