Pith Number

pith:PXKTFZOP

pith:2019:PXKTFZOPDN6TECBATEOFB6LOGM

not attested not anchored not stored refs pending

Faster Distributed Deep Net Training: Computation and Communication Decoupled Stochastic Gradient Descent

Jingchang Liu, Linli Xu, Shuheng Shen, Xianfeng Liang, Yifei Cheng

arxiv:1906.12043 v2 · 2019-06-28 · cs.LG · cs.DC · 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{PXKTFZOPDN6TECBATEOFB6LOGM}

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	2026-07-05T00:05:54.120521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dd532e5cf1b7d320820991c50f96e33073d90f99c16b7d3fabcf2951c2fdc1a

Aliases

arxiv: 1906.12043 · arxiv_version: 1906.12043v2 · doi: 10.48550/arxiv.1906.12043 · pith_short_12: PXKTFZOPDN6T · pith_short_16: PXKTFZOPDN6TECBA · pith_short_8: PXKTFZOP

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/PXKTFZOPDN6TECBATEOFB6LOGM \
  | 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: 7dd532e5cf1b7d320820991c50f96e33073d90f99c16b7d3fabcf2951c2fdc1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59074c6539b641464f4c13c0cc38e7375816f890869ad39b13198a3d1541fe74",
    "cross_cats_sorted": [
      "cs.DC",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-06-28T05:20:05Z",
    "title_canon_sha256": "17780071755530965929463c265ecc366196b5eee2d43bfafd96f6c8412e369a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.12043",
    "kind": "arxiv",
    "version": 2
  }
}