Pith Number

pith:5G26MWD3

pith:2022:5G26MWD3ZAP5M36MT3W5OWOVMU

not attested not anchored not stored refs pending

Fed-CBS: A Heterogeneity-Aware Client Sampling Mechanism for Federated Learning via Class-Imbalance Reduction

Ang Li, Changyou Chen, Fan Zhang, Hai Li, Jianyi Zhang, Jingwei Sun, Minxue Tang, Xiang Chen, Yiran Chen

arxiv:2209.15245 v2 · 2022-09-30 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5G26MWD3ZAP5M36MT3W5OWOVMU}

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	2026-07-05T06:17:39.816114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9b5e6587bc81fd66fcc9eedd759d56525bf406b8a8bc742e3c4e9cc10ab7b6f

Aliases

arxiv: 2209.15245 · arxiv_version: 2209.15245v2 · doi: 10.48550/arxiv.2209.15245 · pith_short_12: 5G26MWD3ZAP5 · pith_short_16: 5G26MWD3ZAP5M36M · pith_short_8: 5G26MWD3

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/5G26MWD3ZAP5M36MT3W5OWOVMU \
  | 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: e9b5e6587bc81fd66fcc9eedd759d56525bf406b8a8bc742e3c4e9cc10ab7b6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1282dacef241abdeba48b18c2209dc7cdb1e4e4de5a7134443067fdfcc4c9a6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-09-30T05:42:56Z",
    "title_canon_sha256": "3d5c19868f413c8b781f400d4808ed38e2e847a4a490beafb68c3b14884abeb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.15245",
    "kind": "arxiv",
    "version": 2
  }
}