Pith Number

pith:DAMCKEJM

pith:2019:DAMCKEJMR26LDZEWAKHSVQAOOH

not attested not anchored not stored refs pending

SAdam: A Variant of Adam for Strongly Convex Functions

Guanghui Wang, Lijun Zhang, Shiyin Lu, Weiwei Tu

arxiv:1905.02957 v1 · 2019-05-08 · cs.LG · 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{DAMCKEJMR26LDZEWAKHSVQAOOH}

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	2026-05-17T23:46:43.286580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

181825112c8ebcb1e496028f2ac00e71c03e961db83d23238e6fd1c7ac2b7ef8

Aliases

arxiv: 1905.02957 · arxiv_version: 1905.02957v1 · doi: 10.48550/arxiv.1905.02957 · pith_short_12: DAMCKEJMR26L · pith_short_16: DAMCKEJMR26LDZEW · pith_short_8: DAMCKEJM

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/DAMCKEJMR26LDZEWAKHSVQAOOH \
  | 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: 181825112c8ebcb1e496028f2ac00e71c03e961db83d23238e6fd1c7ac2b7ef8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbee04aa23d4ffa93ad65652a74fd827595d4e035290d10aa486059622e2259b",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-08T08:38:30Z",
    "title_canon_sha256": "c954a6e61e98e35e38867920a46720bdf9abded31174b6f345502f6407869594"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02957",
    "kind": "arxiv",
    "version": 1
  }
}