Pith Number

pith:XIWIGNV3

pith:2020:XIWIGNV35OODITEXV3JZMFYH7R

not attested not anchored not stored refs pending

Tackling the Objective Inconsistency Problem in Heterogeneous Federated Optimization

Gauri Joshi, Hao Liang, H. Vincent Poor, Jianyu Wang, Qinghua Liu

arxiv:2007.07481 v1 · 2020-07-15 · cs.LG · cs.DC · 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{XIWIGNV35OODITEXV3JZMFYH7R}

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	2026-07-05T01:19:29.091408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba2c8336bbeb9c344c97aed3961707fc4288c7adfbc6972bab91a70fdfd17687

Aliases

arxiv: 2007.07481 · arxiv_version: 2007.07481v1 · doi: 10.48550/arxiv.2007.07481 · pith_short_12: XIWIGNV35OOD · pith_short_16: XIWIGNV35OODITEX · pith_short_8: XIWIGNV3

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/XIWIGNV35OODITEXV3JZMFYH7R \
  | 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: ba2c8336bbeb9c344c97aed3961707fc4288c7adfbc6972bab91a70fdfd17687

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fed22c62d6c0027c5fc8c9cdd1db07e376a72f87cbfdba2de8d040eb86b3480f",
    "cross_cats_sorted": [
      "cs.DC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-07-15T05:01:23Z",
    "title_canon_sha256": "5ae291584061161fee4fd6922321c6b7c220526fb13c8fe68ae7c73b46dd9cb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.07481",
    "kind": "arxiv",
    "version": 1
  }
}