Pith Number

pith:EWB5ZLMV

pith:2019:EWB5ZLMVXHPX56QHG6CHP45BTR

not attested not anchored not stored refs pending

A Stochastic Composite Gradient Method with Incremental Variance Reduction

Junyu Zhang, Lin Xiao

arxiv:1906.10186 v1 · 2019-06-24 · 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{EWB5ZLMVXHPX56QHG6CHP45BTR}

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	2026-05-17T23:42:31.984184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2583dcad95b9df7efa07378477f3a19c6431e946ae161135fb672707caaaaa87

Aliases

arxiv: 1906.10186 · arxiv_version: 1906.10186v1 · doi: 10.48550/arxiv.1906.10186 · pith_short_12: EWB5ZLMVXHPX · pith_short_16: EWB5ZLMVXHPX56QH · pith_short_8: EWB5ZLMV

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/EWB5ZLMVXHPX56QHG6CHP45BTR \
  | 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: 2583dcad95b9df7efa07378477f3a19c6431e946ae161135fb672707caaaaa87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c309fe411e443bbe0f4fbff7bdeb55870a59a78855a50e48c1055e86792f8277",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-06-24T19:21:29Z",
    "title_canon_sha256": "8234ec17396dd4dcef9daf24612e5700313fbafccf244d8551765415d74e0eb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10186",
    "kind": "arxiv",
    "version": 1
  }
}