Pith Number

pith:SOY7X4OM

pith:2019:SOY7X4OMLWYJAQGWBDPIDMBPBC

not attested not anchored not stored refs pending

Linear Convergence of Adaptive Stochastic Gradient Descent

Rachel Ward, Xiaoxia Wu, Yuege Xie

arxiv:1908.10525 v2 · 2019-08-28 · stat.ML · cs.LG · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SOY7X4OMLWYJAQGWBDPIDMBPBC}

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	2026-07-05T01:11:41.350571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93b1fbf1cc5db09040d608de81b02f08ae678d9e92bbca9e8650d9678c3bca12

Aliases

arxiv: 1908.10525 · arxiv_version: 1908.10525v2 · doi: 10.48550/arxiv.1908.10525 · pith_short_12: SOY7X4OMLWYJ · pith_short_16: SOY7X4OMLWYJAQGW · pith_short_8: SOY7X4OM

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/SOY7X4OMLWYJAQGWBDPIDMBPBC \
  | 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: 93b1fbf1cc5db09040d608de81b02f08ae678d9e92bbca9e8650d9678c3bca12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6657248f172b8b8f37b44febadb45cb97b3024e13afed207c86d2b999a2b1527",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-08-28T02:42:50Z",
    "title_canon_sha256": "4505c8f68d29207b995a752b272a3c40bcfcbc928b306cf79673c9a43f7c01a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10525",
    "kind": "arxiv",
    "version": 2
  }
}