Pith Number

pith:CJI7KRLF

pith:2019:CJI7KRLFTNH5DV3UNEXLB67SO6

not attested not anchored not stored refs pending

PowerSGD: Practical Low-Rank Gradient Compression for Distributed Optimization

Martin Jaggi, Sai Praneeth Karimireddy, Thijs Vogels

arxiv:1905.13727 v3 · 2019-05-31 · 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{CJI7KRLFTNH5DV3UNEXLB67SO6}

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.

Cited by

3 papers in Pith

GIFT: Geometry-Informed Low-precision Gradient Communication for LLM Pretraining

SCAPE: Accurate and Efficient LLM Training with Extreme Sparse Communication

DBLP: Phase-Aware Bounded-Loss Transport for Burst-Resilient Distributed ML Training

Receipt and verification

First computed	2026-07-05T00:41:29.613096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1251f545659b4fd1d774692eb0fbf277895da7d28b7ef2cad0ea793f17080ade

Aliases

arxiv: 1905.13727 · arxiv_version: 1905.13727v3 · doi: 10.48550/arxiv.1905.13727 · pith_short_12: CJI7KRLFTNH5 · pith_short_16: CJI7KRLFTNH5DV3U · pith_short_8: CJI7KRLF

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/CJI7KRLFTNH5DV3UNEXLB67SO6 \
  | 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: 1251f545659b4fd1d774692eb0fbf277895da7d28b7ef2cad0ea793f17080ade

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cc9ee2e38246638c073324650e5e8132dce0a930e4ce031bc56363bba82f4f2",
    "cross_cats_sorted": [
      "cs.DC",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-31T17:25:13Z",
    "title_canon_sha256": "998352f2986262bb27ceb88b73a16f022bfc819de75f050f238ac93312c9e387"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13727",
    "kind": "arxiv",
    "version": 3
  }
}