Pith Number

pith:ULWBV2HP

pith:2020:ULWBV2HPTCDM3J57KWX47JIZYK

not attested not anchored not stored refs pending

An Accuracy-Lossless Perturbation Method for Defending Privacy Attacks in Federated Learning

Jun Shao, Rongxing Lu, Shu-Tao Xia, Weijun Fang, Xiaohu Tang, Xue Yang, Yan Feng

arxiv:2002.09843 v5 · 2020-02-23 · cs.LG · cs.CR · cs.CV · 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{ULWBV2HPTCDM3J57KWX47JIZYK}

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	2026-07-05T03:05:42.374598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2ec1ae8ef9886cda7bf55afcfa519c2827547ca4553ac387adac2387264c5a0

Aliases

arxiv: 2002.09843 · arxiv_version: 2002.09843v5 · doi: 10.48550/arxiv.2002.09843 · pith_short_12: ULWBV2HPTCDM · pith_short_16: ULWBV2HPTCDM3J57 · pith_short_8: ULWBV2HP

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/ULWBV2HPTCDM3J57KWX47JIZYK \
  | 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: a2ec1ae8ef9886cda7bf55afcfa519c2827547ca4553ac387adac2387264c5a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6e44879743ba08b2855af2b3e308ebb68f0cdfe8c3a3e91f0a9d9a87cfcdfb5",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-23T06:50:20Z",
    "title_canon_sha256": "f5d5eeef2bbd978bd35e6590bcdae261960681729a78cc597fec5a0eef725c9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.09843",
    "kind": "arxiv",
    "version": 5
  }
}