Pith Number

pith:KU7A2EVY

pith:2025:KU7A2EVYTJ3WOSB3YP4X7ARREH

not attested not anchored not stored refs pending

An Efficient Subspace Algorithm for Federated Learning on Heterogeneous Data

Jiaojiao Zhang, Kun Yuan, Yuqi Xu

arxiv:2509.05213 v1 · 2025-09-05 · cs.LG · cs.DC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KU7A2EVYTJ3WOSB3YP4X7ARREH}

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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

4 papers in Pith

FedSLoP: Memory-Efficient Federated Learning with Low-Rank Gradient Projection

Subspace Optimization for Efficient Federated Learning under Heterogeneous Data

FedSLoP: Memory-Efficient Federated Learning with Low-Rank Gradient Projection

Exploiting Correlations in Federated Learning: Opportunities and Practical Limitations

Receipt and verification

First computed	2026-07-05T12:05:37.902576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

553e0d12b89a7767483bc3f97f823121e796249bc75315361705aca3e3195acd

Aliases

arxiv: 2509.05213 · arxiv_version: 2509.05213v1 · doi: 10.48550/arxiv.2509.05213 · pith_short_12: KU7A2EVYTJ3W · pith_short_16: KU7A2EVYTJ3WOSB3 · pith_short_8: KU7A2EVY

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/KU7A2EVYTJ3WOSB3YP4X7ARREH \
  | 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: 553e0d12b89a7767483bc3f97f823121e796249bc75315361705aca3e3195acd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bf5fb7c6c991baa9bf61e3732fa8650ff0506cde24957512a210fa8b6951fc7",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-05T16:15:22Z",
    "title_canon_sha256": "d5ae58f51eae6370cdb764e789ec209687bf9f4db700f21cbaa9f94b8347a8dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05213",
    "kind": "arxiv",
    "version": 1
  }
}