Pith Number

pith:SWQGBTJV

pith:2025:SWQGBTJV2X552TNROFAB2R7TDB

not attested not anchored not stored refs pending

Entropy Adjusted Graphical Lasso for Sparse Precision Matrix Estimation

Vahe Avagyan

arxiv:2501.05308 v1 · 2025-01-09 · stat.ME · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWQGBTJV2X552TNROFAB2R7TDB}

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	2026-07-05T09:59:07.828914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95a060cd35d5fbdd4db171401d47f318430c24a6dbb3a8451d14438acff28a4f

Aliases

arxiv: 2501.05308 · arxiv_version: 2501.05308v1 · doi: 10.48550/arxiv.2501.05308 · pith_short_12: SWQGBTJV2X55 · pith_short_16: SWQGBTJV2X552TNR · pith_short_8: SWQGBTJV

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/SWQGBTJV2X552TNROFAB2R7TDB \
  | 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: 95a060cd35d5fbdd4db171401d47f318430c24a6dbb3a8451d14438acff28a4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ded0bc7b882e26f9837e7b6e511f31da0d82e5f8c9a9563ddb965481988de6da",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-01-09T15:20:57Z",
    "title_canon_sha256": "82a5b15681f7520fc94a7540bcac143d8bd4221464f12c4a23cdc95b66f6cedc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.05308",
    "kind": "arxiv",
    "version": 1
  }
}