Pith Number

pith:AFUDU6J2

pith:2023:AFUDU6J2FBJHY7HRYVOF7QIRLG

not attested not anchored not stored refs pending

The Local Ledoit-Peche Law

Benjamin D. Robinson, Van Latimer

arxiv:2302.13708 v1 · 2023-02-27 · 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{AFUDU6J2FBJHY7HRYVOF7QIRLG}

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.

Cited by

1 paper in Pith

Spectrally Robust Covariance Shrinkage for Hotelling's $T^2$ in High Dimensions

Receipt and verification

First computed	2026-07-05T05:45:49.852222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01683a793a28527c7cf1c55c5fc11159a77e616556fa39261ad87a4470096753

Aliases

arxiv: 2302.13708 · arxiv_version: 2302.13708v1 · doi: 10.48550/arxiv.2302.13708 · pith_short_12: AFUDU6J2FBJH · pith_short_16: AFUDU6J2FBJHY7HR · pith_short_8: AFUDU6J2

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/AFUDU6J2FBJHY7HRYVOF7QIRLG \
  | 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: 01683a793a28527c7cf1c55c5fc11159a77e616556fa39261ad87a4470096753

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad86e068f819699ec2c1fe0a9846d9a68f34b6b559dac7978a0f5c31d4359480",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2023-02-27T12:14:56Z",
    "title_canon_sha256": "0a4cf61f745687a87c56e1eaae520a96501260f291b51f2a8bc5ccc6318e4350"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.13708",
    "kind": "arxiv",
    "version": 1
  }
}