Pith Number

pith:HKL7V6NS

pith:2014:HKL7V6NSFIYBGXPD2IX3GIXBUC

not attested not anchored not stored refs pending

Proximal Quasi-Newton for Computationally Intensive L1-regularized M-estimators

Ian E.H. Yen, Inderjit S. Dhillon, Kai Zhong, Pradeep Ravikumar

arxiv:1406.7321 v2 · 2014-06-27 · 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{HKL7V6NSFIYBGXPD2IX3GIXBUC}

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	2026-05-18T02:28:53.975009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a97faf9b22a30135de3d22fb322e1a09a865fa4e470af6ba39562feac2cba83

Aliases

arxiv: 1406.7321 · arxiv_version: 1406.7321v2 · doi: 10.48550/arxiv.1406.7321 · pith_short_12: HKL7V6NSFIYB · pith_short_16: HKL7V6NSFIYBGXPD · pith_short_8: HKL7V6NS

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/HKL7V6NSFIYBGXPD2IX3GIXBUC \
  | 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: 3a97faf9b22a30135de3d22fb322e1a09a865fa4e470af6ba39562feac2cba83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec1a1b73d61c9a3f6393ef2d8071904dd79987d3f9becb2eea95f0dbf00bc7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-06-27T21:29:17Z",
    "title_canon_sha256": "754eebb805aebf0ba5e87fd798b402c394df9709fd29f63b0deb5a9d9492fa1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7321",
    "kind": "arxiv",
    "version": 2
  }
}