Pith Number

pith:NUJ6UCC5

pith:2018:NUJ6UCC5EK62UU4BPNVDND4KQF

not attested not anchored not stored refs pending

Implementation of Stochastic Quasi-Newton's Method in PyTorch

Huidong Liu, Yingkai Li

arxiv:1805.02338 v1 · 2018-05-07 · 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{NUJ6UCC5EK62UU4BPNVDND4KQF}

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	2026-05-18T00:16:40.157230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d13ea085d22bdaa53817b6a368f8a816a6494a0b7c8850740417915605e90b0

Aliases

arxiv: 1805.02338 · arxiv_version: 1805.02338v1 · doi: 10.48550/arxiv.1805.02338 · pith_short_12: NUJ6UCC5EK62 · pith_short_16: NUJ6UCC5EK62UU4B · pith_short_8: NUJ6UCC5

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/NUJ6UCC5EK62UU4BPNVDND4KQF \
  | 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: 6d13ea085d22bdaa53817b6a368f8a816a6494a0b7c8850740417915605e90b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fefc197693cdf7a7127fa36d4224a7ab0db39d0f847c8f22782ab2ea1031d3c5",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-05-07T04:13:26Z",
    "title_canon_sha256": "1147edf6644ff8ddb89b94c76c5fe7f81b1e920766e500b744cc0e84893ca5d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02338",
    "kind": "arxiv",
    "version": 1
  }
}