Pith Number

pith:HJEXZDTH

pith:2026:HJEXZDTHKYBXISQXQ7K356X6XB

not attested not anchored not stored refs pending

Encryption-Compatible Clustered Federated Learning via Distributed Expectation-Maximization over Metadata

Andr\'e P\'eninou, Imen Megdiche, Michael Ben Ali, Olivier Teste

arxiv:2607.28338 v1 · 2026-07-30 · cs.LG · cs.CR · cs.DC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJEXZDTHKYBXISQXQ7K356X6XB}

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	2026-07-31T01:37:16.381078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

3a497c8e675603744a1787d5befafeb84605095e592b66359302e50499c2e010

Aliases

arxiv: 2607.28338 · arxiv_version: 2607.28338v1 · doi: 10.48550/arxiv.2607.28338 · pith_short_12: HJEXZDTHKYBX · pith_short_16: HJEXZDTHKYBXISQX · pith_short_8: HJEXZDTH

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/HJEXZDTHKYBXISQXQ7K356X6XB \
  | 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: 3a497c8e675603744a1787d5befafeb84605095e592b66359302e50499c2e010

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c41c312b081ddd3c0977862402a175968937262bbc5e1269ddd6dc992839a9b1",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.DC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-30T15:04:59Z",
    "title_canon_sha256": "c9d1cdd3e83fab4de65c090226e9ca12136b58ffa8b994f942dce9e7d5ebf9e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28338",
    "kind": "arxiv",
    "version": 1
  }
}