Pith Number

pith:OJLTY3UL

pith:2022:OJLTY3UL2KWQWIXBBDLCLDDRKS

not attested not anchored not stored refs pending

ISFL: Federated Learning for Non-i.i.d. Data with Local Importance Sampling

Chenghui Peng, Khaled B. Letaief, Pingyi Fan, Yuchen Shi, Zheqi Zhu

arxiv:2210.02119 v3 · 2022-10-05 · cs.LG · cs.AI · cs.DC · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OJLTY3UL2KWQWIXBBDLCLDDRKS}

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	2026-07-05T08:17:55.196143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72573c6e8bd2ad0b22e108d6258c71549db75bca1bc17af3c3c06e21ae78ecde

Aliases

arxiv: 2210.02119 · arxiv_version: 2210.02119v3 · doi: 10.48550/arxiv.2210.02119 · pith_short_12: OJLTY3UL2KWQ · pith_short_16: OJLTY3UL2KWQWIXB · pith_short_8: OJLTY3UL

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/OJLTY3UL2KWQWIXBBDLCLDDRKS \
  | 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: 72573c6e8bd2ad0b22e108d6258c71549db75bca1bc17af3c3c06e21ae78ecde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d12411d2c227a6cac1c03f847b5008cadb077ac0ba5c3a75b9bbdcd08c76079",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DC",
      "cs.MA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-10-05T09:43:58Z",
    "title_canon_sha256": "86dff006428cb8d199629e1c6613e303fc5ffbe4531e82c9e0e7188bcb7ba940"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.02119",
    "kind": "arxiv",
    "version": 3
  }
}