Pith Number

pith:7LL34OLC

pith:2025:7LL34OLCZ4QBH6OUHSYM3K4U6S

not attested not anchored not stored refs pending

Private Federated Learning In Real World Application -- A Case Study

Andrew W Hill, An Ji, Bortik Bandyopadhyay, Congzheng Song, Isabel Litton, Mona Chitnis, Natarajan Krishnaswami, Prabal Vashisht, Rigel Smiroldo, Sayantan Mahinder

arxiv:2502.04565 v2 · 2025-02-06 · cs.LG · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LL34OLCZ4QBH6OUHSYM3K4U6S}

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	2026-07-05T10:12:04.089087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fad7be3962cf2013f9d43cb0cdab94f492b768940ed89240e4cf34260ac36697

Aliases

arxiv: 2502.04565 · arxiv_version: 2502.04565v2 · doi: 10.48550/arxiv.2502.04565 · pith_short_12: 7LL34OLCZ4QB · pith_short_16: 7LL34OLCZ4QBH6OU · pith_short_8: 7LL34OLC

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/7LL34OLCZ4QBH6OUHSYM3K4U6S \
  | 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: fad7be3962cf2013f9d43cb0cdab94f492b768940ed89240e4cf34260ac36697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e61beff9993c1d251e4a10757bb028aebdcc4f8edfb499b780e54611c00998f0",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-06T23:38:50Z",
    "title_canon_sha256": "48ea6355ec141677e03169545ac8b9d2d642dcea7dae806c356309da1af2d215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04565",
    "kind": "arxiv",
    "version": 2
  }
}