Pith Number

pith:P5LGVVBB

pith:2023:P5LGVVBBCHU3FCVVIKTBLMQV6K

not attested not anchored not stored refs pending

Federated Learning as Variational Inference: A Scalable Expectation Propagation Approach

Andrew Gelman, Eric P. Xing, Han Guo, Hongyi Wang, Philip Greengard, Yoon Kim

arxiv:2302.04228 v1 · 2023-02-08 · 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{P5LGVVBBCHU3FCVVIKTBLMQV6K}

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	2026-07-05T05:40:02.282180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f566ad42111e9b28ab542a615b215f2a9e671e7f35bf653c3f8841614cff10f

Aliases

arxiv: 2302.04228 · arxiv_version: 2302.04228v1 · doi: 10.48550/arxiv.2302.04228 · pith_short_12: P5LGVVBBCHU3 · pith_short_16: P5LGVVBBCHU3FCVV · pith_short_8: P5LGVVBB

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/P5LGVVBBCHU3FCVVIKTBLMQV6K \
  | 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: 7f566ad42111e9b28ab542a615b215f2a9e671e7f35bf653c3f8841614cff10f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f00a4e346831175ecbcee5ab131b3eda845b9e0f691f70e228dbf655d8b7137b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-02-08T17:58:11Z",
    "title_canon_sha256": "ae7840e889b03e726ab5c9f64574710b58d6d1115ac56229b022c141542fb65a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.04228",
    "kind": "arxiv",
    "version": 1
  }
}