Pith Number

pith:AFPC4XHV

pith:2014:AFPC4XHVO3GW7OOA2HZWTN4TBK

not attested not anchored not stored refs pending

Concave Penalized Estimation of Sparse Gaussian Bayesian Networks

Bryon Aragam, Qing Zhou

arxiv:1401.0852 v2 · 2014-01-04 · stat.ME · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AFPC4XHVO3GW7OOA2HZWTN4TBK}

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	2026-05-18T01:23:50.982713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

015e2e5cf576cd6fb9c0d1f369b7930aa42aebd28e539c55b9e217d5618a9908

Aliases

arxiv: 1401.0852 · arxiv_version: 1401.0852v2 · doi: 10.48550/arxiv.1401.0852 · pith_short_12: AFPC4XHVO3GW · pith_short_16: AFPC4XHVO3GW7OOA · pith_short_8: AFPC4XHV

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/AFPC4XHVO3GW7OOA2HZWTN4TBK \
  | 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: 015e2e5cf576cd6fb9c0d1f369b7930aa42aebd28e539c55b9e217d5618a9908

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0eecc4250eda9ef68cc543e189266e3238e97cd2395e52f84af6616389993800",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-01-04T23:27:48Z",
    "title_canon_sha256": "b8717fb9e2077c615ccb94c72f678ea3625fd0efae4a97dc5f877ba0aa107c4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0852",
    "kind": "arxiv",
    "version": 2
  }
}