Pith Number

pith:5ONZJK2Y

pith:2023:5ONZJK2YA4YMFUAZPG45U75WQC

not attested not anchored not stored refs pending

Hierarchical and Decentralised Federated Learning

Aftab Khan, Ian Foster, Kyle Chard, Matt Baughman, Nathaniel Hudson, Omer Rana, Theodoros Spyridopoulos

arxiv:2304.14982 v1 · 2023-04-28 · cs.LG · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ONZJK2YA4YMFUAZPG45U75WQC}

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	2026-07-05T06:05:23.092966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb9b94ab580730c2d01979b9da7fb680a12e8bf70c95e515d285117a78b28b0a

Aliases

arxiv: 2304.14982 · arxiv_version: 2304.14982v1 · doi: 10.48550/arxiv.2304.14982 · pith_short_12: 5ONZJK2YA4YM · pith_short_16: 5ONZJK2YA4YMFUAZ · pith_short_8: 5ONZJK2Y

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/5ONZJK2YA4YMFUAZPG45U75WQC \
  | 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: eb9b94ab580730c2d01979b9da7fb680a12e8bf70c95e515d285117a78b28b0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f5e51b2080ce8cf239e975e2a59075f4585b9d0cd82b55b75bc0656588056a7",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-04-28T17:06:50Z",
    "title_canon_sha256": "8b1b4809869ce1b1c52414b53383629728171c2bd2a9ad269c684d8d27ad51a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.14982",
    "kind": "arxiv",
    "version": 1
  }
}