Pith Number

pith:VSWEZ45Z

pith:2017:VSWEZ45ZLZU7KLCDOFEOOPS5QJ

not attested not anchored not stored refs pending

Horseshoe Regularization for Feature Subset Selection

Anindya Bhadra, Brandon Willard, Jyotishka Datta, Nicholas G. Polson

arxiv:1702.07400 v2 · 2017-02-23 · stat.ML · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VSWEZ45ZLZU7KLCDOFEOOPS5QJ}

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	2026-05-18T00:41:51.059872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acac4cf3b95e69f52c437148e73e5d826747538c873b5dcfa48dda2849bedc6e

Aliases

arxiv: 1702.07400 · arxiv_version: 1702.07400v2 · doi: 10.48550/arxiv.1702.07400 · pith_short_12: VSWEZ45ZLZU7 · pith_short_16: VSWEZ45ZLZU7KLCD · pith_short_8: VSWEZ45Z

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/VSWEZ45ZLZU7KLCDOFEOOPS5QJ \
  | 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: acac4cf3b95e69f52c437148e73e5d826747538c873b5dcfa48dda2849bedc6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "894941231e3512a0eacea92996a77dc5ebbd601bc036a75348b81d7870385bc9",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-02-23T21:37:06Z",
    "title_canon_sha256": "751dfcb1cadffe3a56147b02a50df49831616e0ea494a4f393310dda9c37dbc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07400",
    "kind": "arxiv",
    "version": 2
  }
}