Pith Number

pith:J3JGJVPX

pith:2011:J3JGJVPXTBWNZBRQNE7BZJREOC

not attested not anchored not stored refs pending

A Compressed PCA Subspace Method for Anomaly Detection in High-Dimensional Data

Eric D. Kolaczyk, Qi Ding

arxiv:1109.4408 v2 · 2011-09-20 · 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{J3JGJVPXTBWNZBRQNE7BZJREOC}

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	2026-05-18T03:58:04.433269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ed264d5f7986cdc8630693e1ca62470aa8e80b1ce912a9b73ac8e9364da844d

Aliases

arxiv: 1109.4408 · arxiv_version: 1109.4408v2 · doi: 10.48550/arxiv.1109.4408 · pith_short_12: J3JGJVPXTBWN · pith_short_16: J3JGJVPXTBWNZBRQ · pith_short_8: J3JGJVPX

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/J3JGJVPXTBWNZBRQNE7BZJREOC \
  | 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: 4ed264d5f7986cdc8630693e1ca62470aa8e80b1ce912a9b73ac8e9364da844d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bd323ede8868249bf37204947abd58847eabf6fc539597878f4bc7a44ddd4c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2011-09-20T19:59:05Z",
    "title_canon_sha256": "5099a6a545588e8a81379f72671c80879731bb83efc5dd21d0f2275a64bfbc94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4408",
    "kind": "arxiv",
    "version": 2
  }
}