Pith Number

pith:65IFA7G7

pith:2019:65IFA7G7F7WKXVXINWUQWQVBKM

not attested not anchored not stored refs pending

Semi-Cyclic Stochastic Gradient Descent

H. Brendan McMahan, Hubert Eichner, Kunal Talwar, Nathan Srebro, Tomer Koren

arxiv:1904.10120 v1 · 2019-04-23 · 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{65IFA7G7F7WKXVXINWUQWQVBKM}

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	2026-05-17T23:47:55.055023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f750507cdf2fecabd6e86da90b42a15322cec49d1283476942b2f2c4f29ba3f3

Aliases

arxiv: 1904.10120 · arxiv_version: 1904.10120v1 · doi: 10.48550/arxiv.1904.10120 · pith_short_12: 65IFA7G7F7WK · pith_short_16: 65IFA7G7F7WKXVXI · pith_short_8: 65IFA7G7

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/65IFA7G7F7WKXVXINWUQWQVBKM \
  | 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: f750507cdf2fecabd6e86da90b42a15322cec49d1283476942b2f2c4f29ba3f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "767a9cd370a0d72bd9e7ae3304c23dedb648cbe8255ab20a1e6bccfb7733d6e8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-23T02:17:15Z",
    "title_canon_sha256": "2c18587384e59a62874a8687d0e3e45887fa2cdad95b5585d29cccf68c5c0223"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10120",
    "kind": "arxiv",
    "version": 1
  }
}