Pith Number

pith:G3WXTLIO

pith:2020:G3WXTLIO3WIXKACD3KIFV4SJGY

not attested not anchored not stored refs pending

Hierarchically Fair Federated Learning

Antonio Robles-Kelly, Cheng Li, Jingfeng Zhang, Mohan Kankanhalli

arxiv:2004.10386 v2 · 2020-04-22 · cs.LG · cs.AI · cs.CY · 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{G3WXTLIO3WIXKACD3KIFV4SJGY}

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

1 paper in Pith

Aequa: Fair Model Rewards in Collaborative Learning via Slimmable Networks

Receipt and verification

First computed	2026-07-05T00:59:36.625194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36ed79ad0edd91750043da905af2493620fb5a88e4e2db68262f593d6cfd5e67

Aliases

arxiv: 2004.10386 · arxiv_version: 2004.10386v2 · doi: 10.48550/arxiv.2004.10386 · pith_short_12: G3WXTLIO3WIX · pith_short_16: G3WXTLIO3WIXKACD · pith_short_8: G3WXTLIO

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/G3WXTLIO3WIXKACD3KIFV4SJGY \
  | 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: 36ed79ad0edd91750043da905af2493620fb5a88e4e2db68262f593d6cfd5e67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1603d3b45de366f49000d36779f6d28ce08ca1371ac246ac86b32c078fda3646",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-22T03:41:06Z",
    "title_canon_sha256": "0903cec9c56f8ac0c68b680b875acea4aa418cd895358ab19cf510a086dd17a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.10386",
    "kind": "arxiv",
    "version": 2
  }
}