Pith Number

pith:MRDIUHZ7

pith:2018:MRDIUHZ7R4JIB4WZLFYKRDLO4S

not attested not anchored not stored refs pending

Anomaly Detection via Graphical Lasso

Chong Zhou, Haitao Liu, Jian Zou, Randy C. Paffenroth

arxiv:1811.04277 v1 · 2018-11-10 · stat.ML · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRDIUHZ7R4JIB4WZLFYKRDLO4S}

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	2026-05-18T00:01:05.767840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64468a1f3f8f1280f2d95970a88d6ee4aa0e0f7a9d1814c3f3e4b54ba6d2bf61

Aliases

arxiv: 1811.04277 · arxiv_version: 1811.04277v1 · doi: 10.48550/arxiv.1811.04277 · pith_short_12: MRDIUHZ7R4JI · pith_short_16: MRDIUHZ7R4JIB4WZ · pith_short_8: MRDIUHZ7

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/MRDIUHZ7R4JIB4WZLFYKRDLO4S \
  | 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: 64468a1f3f8f1280f2d95970a88d6ee4aa0e0f7a9d1814c3f3e4b54ba6d2bf61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4145b976c32c457f344593b1890fbc5099bc596cd7e4f9a12c6885d57217c2b",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-11-10T16:15:04Z",
    "title_canon_sha256": "e8ede4850da1f57e71d62eecd12faaa68aa0d4dfa431f435dff24fddf2491204"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04277",
    "kind": "arxiv",
    "version": 1
  }
}