Pith Number

pith:L4Y4PFEF

pith:2022:L4Y4PFEFGOO4TJCMT4JZKYTLN2

not attested not anchored not stored refs pending

FedSkip: Combatting Statistical Heterogeneity with Federated Skip Aggregation

Jiangchao Yao, Lingjuan Lyu, Qi Tian, Yanfeng Wang, Ya Zhang, Ziqing Fan

arxiv:2212.07224 v1 · 2022-12-14 · 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{L4Y4PFEFGOO4TJCMT4JZKYTLN2}

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	2026-07-05T05:25:22.938527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f31c79485339dc9a44c9f1395626b6e846e2ee7b4de281d235bbd8c7c2bec9f

Aliases

arxiv: 2212.07224 · arxiv_version: 2212.07224v1 · doi: 10.48550/arxiv.2212.07224 · pith_short_12: L4Y4PFEFGOO4 · pith_short_16: L4Y4PFEFGOO4TJCM · pith_short_8: L4Y4PFEF

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/L4Y4PFEFGOO4TJCMT4JZKYTLN2 \
  | 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: 5f31c79485339dc9a44c9f1395626b6e846e2ee7b4de281d235bbd8c7c2bec9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c0d389d83168346ddf1c16ad40fd2ca5c141b292e91987fe3d1e007e73e2027",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-12-14T13:57:01Z",
    "title_canon_sha256": "0b68f0158ae4150b96a405ab3d6aa3e1a14d428c5f8a70ad5cf39e678faefaa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.07224",
    "kind": "arxiv",
    "version": 1
  }
}