Pith Number

pith:6HP7WO7R

pith:2018:6HP7WO7R2S5WNU6XGONTY4FKJE

not attested not anchored not stored refs pending

Stochastic Optimization for DC Functions and Non-smooth Non-convex Regularizers with Non-asymptotic Convergence

Qihang Lin, Qi Qi, Rong Jin, Tianbao Yang, Yi Xu

arxiv:1811.11829 v2 · 2018-11-28 · math.OC · 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{6HP7WO7R2S5WNU6XGONTY4FKJE}

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	2026-05-17T23:54:53.364614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1dffb3bf1d4bb66d3d7339b3c70aa491dc7bb6c74cd5e04da20c4543227c4ae

Aliases

arxiv: 1811.11829 · arxiv_version: 1811.11829v2 · doi: 10.48550/arxiv.1811.11829 · pith_short_12: 6HP7WO7R2S5W · pith_short_16: 6HP7WO7R2S5WNU6X · pith_short_8: 6HP7WO7R

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/6HP7WO7R2S5WNU6XGONTY4FKJE \
  | 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: f1dffb3bf1d4bb66d3d7339b3c70aa491dc7bb6c74cd5e04da20c4543227c4ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "008ffeac982b972939a96ec5f31d3ab061c36f19fb78bc28dabf3e8b493d49b2",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-11-28T20:58:21Z",
    "title_canon_sha256": "d61f0e0c105adf0140b5237b22e9e50bf70c597af959ade343fc684d6bae6c39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11829",
    "kind": "arxiv",
    "version": 2
  }
}