Pith Number

pith:WVIVVUDG

pith:2018:WVIVVUDGULWZFQWDPJPKZETJBD

not attested not anchored not stored refs pending

Variable selection in high-dimensional linear model with possibly asymmetric or heavy-tailed errors

Gabriela Ciuperca

arxiv:1812.03121 v1 · 2018-12-07 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WVIVVUDGULWZFQWDPJPKZETJBD}

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	2026-05-17T23:58:50.883162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5515ad066a2ed92c2c37a5eac926908c40ee1b1b42811d71133abfdb4242cfd

Aliases

arxiv: 1812.03121 · arxiv_version: 1812.03121v1 · doi: 10.48550/arxiv.1812.03121 · pith_short_12: WVIVVUDGULWZ · pith_short_16: WVIVVUDGULWZFQWD · pith_short_8: WVIVVUDG

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/WVIVVUDGULWZFQWDPJPKZETJBD \
  | 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: b5515ad066a2ed92c2c37a5eac926908c40ee1b1b42811d71133abfdb4242cfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d07cc66017ae96925e79dd5c714bb60a7cc917612092727f8cc283e28d1148c",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2018-12-07T17:36:00Z",
    "title_canon_sha256": "32c9f174c33c1e2e2a0f565cf79b805ef6e9b21937b89b9a939861e19a1ec4eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03121",
    "kind": "arxiv",
    "version": 1
  }
}