Pith Number

pith:672UXOHY

pith:2019:672UXOHY7CNGMXY2Y5PO7FAH5M

not attested not anchored not stored refs pending

Penalized Interaction Estimation for Ultrahigh Dimensional Quadratic Regression

Binyan Jiang, Cheng Wang, Liping Zhu

arxiv:1901.07147 v1 · 2019-01-22 · 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{672UXOHY7CNGMXY2Y5PO7FAH5M}

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	2026-05-17T23:55:47.999711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7f54bb8f8f89a665f1ac75eef9407eb34bf8f1a3dfc23168738a46735eb6a7d

Aliases

arxiv: 1901.07147 · arxiv_version: 1901.07147v1 · doi: 10.48550/arxiv.1901.07147 · pith_short_12: 672UXOHY7CNG · pith_short_16: 672UXOHY7CNGMXY2 · pith_short_8: 672UXOHY

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/672UXOHY7CNGMXY2Y5PO7FAH5M \
  | 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: f7f54bb8f8f89a665f1ac75eef9407eb34bf8f1a3dfc23168738a46735eb6a7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8427f452bc97440a0304ede2d8309c2dc0787a86618b8758274ab97663105ac5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-01-22T01:47:01Z",
    "title_canon_sha256": "71f5ffeaefde2734dab7bdcf07e8ba6fe49750bae68399827fd77eec52d2ce36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07147",
    "kind": "arxiv",
    "version": 1
  }
}