Pith Number

pith:UTN4ZVLJ

pith:2026:UTN4ZVLJBFJ4XQJSS42N4STQJM

not attested not anchored not stored refs pending

Robust and Scalable Sure Screening of Fixed effects in Ultrahigh-dimensional Linear Mixed Models

Abhik Ghosh, Magne Thoresen

arxiv:2606.27789 v1 · 2026-06-26 · stat.ME · 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{UTN4ZVLJBFJ4XQJSS42N4STQJM}

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	2026-06-29T01:14:48.547650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4dbccd5690953cbc1329734de4a704b0bcff4157d44f12d358ab1254ee08697

Aliases

arxiv: 2606.27789 · arxiv_version: 2606.27789v1 · doi: 10.48550/arxiv.2606.27789 · pith_short_12: UTN4ZVLJBFJ4 · pith_short_16: UTN4ZVLJBFJ4XQJS · pith_short_8: UTN4ZVLJ

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/UTN4ZVLJBFJ4XQJSS42N4STQJM \
  | 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: a4dbccd5690953cbc1329734de4a704b0bcff4157d44f12d358ab1254ee08697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bac6d743e25d779431153604514e5ee620d9007c744d0275dd66a920bffde821",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-06-26T07:18:13Z",
    "title_canon_sha256": "9471e35f22056ec56b144bef3c4226ac77a18017a095e3b0909174378ffb6eeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27789",
    "kind": "arxiv",
    "version": 1
  }
}