Pith Number

pith:WHZ3IQCF

pith:2018:WHZ3IQCFC5D6DZLKIGXBG4CIR6

not attested not anchored not stored refs pending

Beyond Inferring Class Representatives: User-Level Privacy Leakage From Federated Learning

Hairong Qi, Mengkai Song, Qian Wang, Yang Song, Zhibo Wang, Zhifei Zhang

arxiv:1812.00535 v3 · 2018-12-03 · cs.LG · cs.CR · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WHZ3IQCFC5D6DZLKIGXBG4CIR6}

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	2026-05-17T23:59:01.138007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1f3b440451747e1e56a41ae1370488fb0a29d16ba5b1d95b9d44120c217285a

Aliases

arxiv: 1812.00535 · arxiv_version: 1812.00535v3 · doi: 10.48550/arxiv.1812.00535 · pith_short_12: WHZ3IQCFC5D6 · pith_short_16: WHZ3IQCFC5D6DZLK · pith_short_8: WHZ3IQCF

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/WHZ3IQCFC5D6DZLKIGXBG4CIR6 \
  | 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: b1f3b440451747e1e56a41ae1370488fb0a29d16ba5b1d95b9d44120c217285a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7f4400642c023bbf0d135373e44a798a425c56f0d3fb8392d08fa6a4e60897e",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-12-03T03:12:39Z",
    "title_canon_sha256": "fdb1c79168964aa13f4f44e96951ca2ed4db1a20493985ac47439b6f38195206"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.00535",
    "kind": "arxiv",
    "version": 3
  }
}