Pith Number

pith:E4NOOGJW

pith:2019:E4NOOGJW5ACHIDIPDGNJPNLGYS

not attested not anchored not stored refs pending

Improved Zeroth-Order Variance Reduced Algorithms and Analysis for Nonconvex Optimization

Kaiyi Ji, Yingbin Liang, Yi Zhou, Zhe Wang

arxiv:1910.12166 v1 · 2019-10-27 · cs.LG · 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{E4NOOGJW5ACHIDIPDGNJPNLGYS}

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	2026-07-05T00:15:13.587596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

271ae71936e804740d0f199a97b566c4bbc181e66772977fc3d12f8f0b711b1c

Aliases

arxiv: 1910.12166 · arxiv_version: 1910.12166v1 · doi: 10.48550/arxiv.1910.12166 · pith_short_12: E4NOOGJW5ACH · pith_short_16: E4NOOGJW5ACHIDIP · pith_short_8: E4NOOGJW

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/E4NOOGJW5ACHIDIPDGNJPNLGYS \
  | 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: 271ae71936e804740d0f199a97b566c4bbc181e66772977fc3d12f8f0b711b1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03e5b88a77a512cf827e453d54fa28dbee1df3013d01f054f63a3dff7515bf0c",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-10-27T02:48:03Z",
    "title_canon_sha256": "6570a627781588c0c68e42c6d316a8bbb2fa058509b13de4165f43892185597c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.12166",
    "kind": "arxiv",
    "version": 1
  }
}