Pith Number

pith:2P6UQD6A

pith:2026:2P6UQD6AHW676HJW5ROR7TJWS4

not attested not anchored not stored refs pending

Beyond Fixed Rounds: Data-Free Early Stopping for Practical Federated Learning

Andy Luo, Hyukjoon Lee, Jinu Gong, Joonhyuk Kang, Seungrok Jung, Yang Cao, Youngjoon Lee

arxiv:2601.22669 v3 · 2026-01-30 · 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{2P6UQD6AHW676HJW5ROR7TJWS4}

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	2026-06-09T01:04:41.072170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3fd480fc03dbdff1d36ec5d1fcd36973cb2d6998ffb362446928aaaabcab243

Aliases

arxiv: 2601.22669 · arxiv_version: 2601.22669v3 · doi: 10.48550/arxiv.2601.22669 · pith_short_12: 2P6UQD6AHW67 · pith_short_16: 2P6UQD6AHW676HJW · pith_short_8: 2P6UQD6A

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/2P6UQD6AHW676HJW5ROR7TJWS4 \
  | 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: d3fd480fc03dbdff1d36ec5d1fcd36973cb2d6998ffb362446928aaaabcab243

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc32a85df646b27c736bb2cbf6ed2925fe13609c6fd2218723633351015c6b17",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-01-30T07:42:13Z",
    "title_canon_sha256": "b5ea8698720029e858ceb05155d427bc585a48137ccdd58a2d61a96c3f939664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.22669",
    "kind": "arxiv",
    "version": 3
  }
}