Pith Number

pith:OSG5BETJ

pith:2026:OSG5BETJ273N2UH4AHDXJN3TNA

not attested not anchored not stored refs pending

Elliptical Regularized Hotelling Tests for High-Dimensional Change-Point Detection

Fengyi Song, Long Feng, Mengtao Wen

arxiv:2607.22162 v1 · 2026-07-24 · 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{OSG5BETJ273N2UH4AHDXJN3TNA}

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	2026-07-27T01:20:51.355868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

748dd09269d7f6dd50fc01c774b77368016ff97a2b01a2185df8ecd39900c54f

Aliases

arxiv: 2607.22162 · arxiv_version: 2607.22162v1 · doi: 10.48550/arxiv.2607.22162 · pith_short_12: OSG5BETJ273N · pith_short_16: OSG5BETJ273N2UH4 · pith_short_8: OSG5BETJ

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/OSG5BETJ273N2UH4AHDXJN3TNA \
  | 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: 748dd09269d7f6dd50fc01c774b77368016ff97a2b01a2185df8ecd39900c54f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd6154ccc3f419905c1adf46ee3e43b2f4fa052d03d595b239c520f741317600",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-07-24T10:07:21Z",
    "title_canon_sha256": "eb0f82ffd8c72dba55954cda822b0238a4372de6593299ee16ff046692cfbae7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22162",
    "kind": "arxiv",
    "version": 1
  }
}