Pith Number

pith:NAA2CZQ7

pith:2022:NAA2CZQ7UL5SQ7BOF5WNOPDFUS

not attested not anchored not stored refs pending

EF-BV: A Unified Theory of Error Feedback and Variance Reduction Mechanisms for Biased and Unbiased Compression in Distributed Optimization

Kai Yi, Laurent Condat, Peter Richt\'arik

arxiv:2205.04180 v4 · 2022-05-09 · cs.LG · cs.DC · math.OC

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\usepackage{pith}
\pithnumber{NAA2CZQ7UL5SQ7BOF5WNOPDFUS}

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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

5 papers in Pith

LOSCAR-SGD: Local SGD with Communication-Computation Overlap and Delay-Corrected Sparse Model Averaging

Ringmaster LMO: Asynchronous Linear Minimization Oracle Momentum Method

Rescaled Asynchronous SGD: Optimal Distributed Optimization under Data and System Heterogeneity

Rennala MVR: Improved Time Complexity for Parallel Stochastic Optimization via Momentum-Based Variance Reduction

Scalable Distributed Stochastic Optimization via Bidirectional Compression: Beyond Pessimistic Limits

Receipt and verification

First computed	2026-07-05T05:47:58.645698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6801a1661fa2fb287c2e2f6cd73c65a4ba6564e6d02f65229f9327f475b7178c

Aliases

arxiv: 2205.04180 · arxiv_version: 2205.04180v4 · doi: 10.48550/arxiv.2205.04180 · pith_short_12: NAA2CZQ7UL5S · pith_short_16: NAA2CZQ7UL5SQ7BO · pith_short_8: NAA2CZQ7

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/NAA2CZQ7UL5SQ7BOF5WNOPDFUS \
  | 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: 6801a1661fa2fb287c2e2f6cd73c65a4ba6564e6d02f65229f9327f475b7178c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bead560c5538ac571608b9bba7b0b33efc8504f6e027143326b39a07ae84d673",
    "cross_cats_sorted": [
      "cs.DC",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-05-09T10:44:23Z",
    "title_canon_sha256": "e4733f41a89bb734e6efce37a444d76072a35cf72f163ecad65d80ee116c41be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.04180",
    "kind": "arxiv",
    "version": 4
  }
}