Pith Number

pith:OQJLAEG5

pith:2021:OQJLAEG5JA3HIPEWEA2EVXYGGG

not attested not anchored not stored refs pending

Training Fair Models in Federated Learning without Data Privacy Infringement

Jingdi Hu, Lingyang Chu, Xin Che, Yong Zhang, Zirui Zhou

arxiv:2109.05662 v2 · 2021-09-13 · cs.LG · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OQJLAEG5JA3HIPEWEA2EVXYGGG}

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.

Cited by

2 papers in Pith

A Survey on Foundation Models for Personalized Federated Intelligence

Toward Individual Fairness Without Centralized Data: Selective Counterfactual Consistency for Vertical Federated Learning

Receipt and verification

First computed	2026-07-05T09:29:48.212658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7412b010dd4836743c9620344adf0631a7ed35f905533f27433cea2abeed2c1b

Aliases

arxiv: 2109.05662 · arxiv_version: 2109.05662v2 · doi: 10.48550/arxiv.2109.05662 · pith_short_12: OQJLAEG5JA3H · pith_short_16: OQJLAEG5JA3HIPEW · pith_short_8: OQJLAEG5

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/OQJLAEG5JA3HIPEWEA2EVXYGGG \
  | 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: 7412b010dd4836743c9620344adf0631a7ed35f905533f27433cea2abeed2c1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8a93ed5c090b4620425895e560834562ed201f87f879f96a67f237bce48171",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-09-13T01:30:04Z",
    "title_canon_sha256": "731ffc519ad2c19cf23f601ec6eda581b4223de80f0a9fa4aa6e06497aedb48d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.05662",
    "kind": "arxiv",
    "version": 2
  }
}