Pith Number

pith:TSY5CBOJ

pith:2018:TSY5CBOJQPURC53YT5A2DN43ZW

not attested not anchored not stored refs pending

Nested Covariance Determinants and Restricted Trek Separation in Gaussian Graphical Models

Elina Robeva, Luca Weihs, Mathias Drton

arxiv:1807.07561 v1 · 2018-07-19 · 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{TSY5CBOJQPURC53YT5A2DN43ZW}

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

Algebraic Statistics in Practice: Applications to Networks

Receipt and verification

First computed	2026-05-18T00:10:19.892932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cb1d105c983e91177789f41a1b79bcd9f941d40e311c7473bf2431d37ade3cd

Aliases

arxiv: 1807.07561 · arxiv_version: 1807.07561v1 · doi: 10.48550/arxiv.1807.07561 · pith_short_12: TSY5CBOJQPUR · pith_short_16: TSY5CBOJQPURC53Y · pith_short_8: TSY5CBOJ

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/TSY5CBOJQPURC53YT5A2DN43ZW \
  | 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: 9cb1d105c983e91177789f41a1b79bcd9f941d40e311c7473bf2431d37ade3cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45a16226bcf90ca900db469ef63655ebc5597cf28087f25999e5cbd7579206ca",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2018-07-19T17:59:10Z",
    "title_canon_sha256": "c067f8d1e944808a624fba58a311f3cb5418b7f603ce9cc782c0b3014e69f2f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07561",
    "kind": "arxiv",
    "version": 1
  }
}