Pith Number

pith:WDK26RWY

pith:2023:WDK26RWYXLCULMBFDRQMYBHJ7Y

not attested not anchored not stored refs pending

Federated Minimax Optimization with Client Heterogeneity

Gauri Joshi, Pranay Sharma, Rohan Panda

arxiv:2302.04249 v2 · 2023-02-08 · 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{WDK26RWYXLCULMBFDRQMYBHJ7Y}

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	2026-07-05T05:40:11.958861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0d5af46d8bac545b0251c60cc04e9fe05f4cbf05aab88c3a25c07831ee25db9

Aliases

arxiv: 2302.04249 · arxiv_version: 2302.04249v2 · doi: 10.48550/arxiv.2302.04249 · pith_short_12: WDK26RWYXLCU · pith_short_16: WDK26RWYXLCULMBF · pith_short_8: WDK26RWY

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/WDK26RWYXLCULMBFDRQMYBHJ7Y \
  | 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: b0d5af46d8bac545b0251c60cc04e9fe05f4cbf05aab88c3a25c07831ee25db9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31c7f8e467b79dd544c25bde9708aefadacfef4cc3f9689fd6c2408e9afe85ad",
    "cross_cats_sorted": [
      "cs.DC",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-02-08T18:33:55Z",
    "title_canon_sha256": "bcf6f3e8651a049cffc65ef48d39607fe34b0920a62fb1e6cdc69a626127ea28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.04249",
    "kind": "arxiv",
    "version": 2
  }
}