Pith Number

pith:EJQLWDZZ

pith:2023:EJQLWDZZKCKDKTWRLVZV2X3WOH

not attested not anchored not stored refs pending

Smoothing ADMM for Sparse-Penalized Quantile Regression with Non-Convex Penalties

Naveen K. D. Venkategowda, Reza Mirzaeifard, Stefan Werner, Vinay Chakravarthi Gogineni

arxiv:2309.03094 v1 · 2023-09-04 · stat.ML · cs.AI · 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{EJQLWDZZKCKDKTWRLVZV2X3WOH}

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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	2026-07-05T06:48:20.752567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2260bb0f395094354ed15d735d5f7671c4287109eeab06346558ee48cc16f239

Aliases

arxiv: 2309.03094 · arxiv_version: 2309.03094v1 · doi: 10.48550/arxiv.2309.03094 · pith_short_12: EJQLWDZZKCKD · pith_short_16: EJQLWDZZKCKDKTWR · pith_short_8: EJQLWDZZ

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/EJQLWDZZKCKDKTWRLVZV2X3WOH \
  | 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: 2260bb0f395094354ed15d735d5f7671c4287109eeab06346558ee48cc16f239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3873dee3436edf4b5ab5c1e1e050b65f507a4edcaade0fc6b6569782929184e1",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2023-09-04T21:48:51Z",
    "title_canon_sha256": "760bed036c1a0c5ac6411c12f149e384359e736cbf523ae34377b66ff23afd29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.03094",
    "kind": "arxiv",
    "version": 1
  }
}