Pith Number

pith:JQRP6YTV

pith:2014:JQRP6YTVD6AW45XM5E2JFBEVBK

not attested not anchored not stored refs pending

Sparse Bilinear Logistic Regression

Jianing V. Shi, Richard G. Baraniuk, Yangyang Xu

arxiv:1404.4104 v1 · 2014-04-15 · math.OC · cs.CV · 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{JQRP6YTVD6AW45XM5E2JFBEVBK}

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

Projected gradient methods for nonconvex and stochastic smooth optimization: new complexities and auto-conditioned stepsizes

Receipt and verification

First computed	2026-05-18T02:54:06.243805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c22ff62751f816e76ece9349284950ab1eaae19be45fe1db6cb3d0ac07f54df

Aliases

arxiv: 1404.4104 · arxiv_version: 1404.4104v1 · doi: 10.48550/arxiv.1404.4104 · pith_short_12: JQRP6YTVD6AW · pith_short_16: JQRP6YTVD6AW45XM · pith_short_8: JQRP6YTV

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/JQRP6YTVD6AW45XM5E2JFBEVBK \
  | 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: 4c22ff62751f816e76ece9349284950ab1eaae19be45fe1db6cb3d0ac07f54df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28f087bba2359255347de14bc8677e9ff516abec8dee9f13ab6df019396a8298",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-04-15T22:54:21Z",
    "title_canon_sha256": "90653f090c3eb612d41663c4f1ed424613a8d8ebae503d10563ec5197ba36384"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4104",
    "kind": "arxiv",
    "version": 1
  }
}