Pith Number

pith:MPOUCRFE

pith:2023:MPOUCRFEEBDCISAWN3PJ6AD27M

not attested not anchored not stored refs pending

Asymptotic independence of point process and Frobenius norm of a large sample covariance matrix

Carolin Kleemann, Johannes Heiny

arxiv:2302.13914 v1 · 2023-02-27 · math.PR · 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{MPOUCRFEEBDCISAWN3PJ6AD27M}

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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

Testing Separability of High-Dimensional Covariance Matrices

Receipt and verification

First computed	2026-07-05T05:45:52.436594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63dd4144a420462448166ede9f007afb0023188d3b8f8b22977085747a5c565c

Aliases

arxiv: 2302.13914 · arxiv_version: 2302.13914v1 · doi: 10.48550/arxiv.2302.13914 · pith_short_12: MPOUCRFEEBDC · pith_short_16: MPOUCRFEEBDCISAW · pith_short_8: MPOUCRFE

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/MPOUCRFEEBDCISAWN3PJ6AD27M \
  | 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: 63dd4144a420462448166ede9f007afb0023188d3b8f8b22977085747a5c565c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6de3396c03beec44fc30089a4797b2ee6795b4f7ba30b620d152bcfed08b386",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2023-02-27T16:02:01Z",
    "title_canon_sha256": "f42a652dee0e747695fdcb1c02eb162fdb2b8d4cddb3a05789f2ffd80caeedeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.13914",
    "kind": "arxiv",
    "version": 1
  }
}