Pith Number

pith:OOIFBFTH

pith:2021:OOIFBFTHGM4BF65VCJ3BMVM2SF

not attested not anchored not stored refs pending

Optimizing the Numbers of Queries and Replies in Federated Learning with Differential Privacy

Chao Li, Di Wu, Shui Yu, Xuezheng Liu, Yao Fu, Yipeng Zhou

arxiv:2107.01895 v1 · 2021-07-05 · cs.LG · cs.CR · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OOIFBFTHGM4BF65VCJ3BMVM2SF}

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	2026-07-05T02:55:01.692896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7390509667333812fbb5127616559a9158d2bb9300e75639e6fd18561dd88f88

Aliases

arxiv: 2107.01895 · arxiv_version: 2107.01895v1 · doi: 10.48550/arxiv.2107.01895 · pith_short_12: OOIFBFTHGM4B · pith_short_16: OOIFBFTHGM4BF65V · pith_short_8: OOIFBFTH

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/OOIFBFTHGM4BF65VCJ3BMVM2SF \
  | 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: 7390509667333812fbb5127616559a9158d2bb9300e75639e6fd18561dd88f88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ead8ad1b93c4f92d0d84c087c6688e0ab6fb972c5763f41df252f1fae46fcc52",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-07-05T09:42:56Z",
    "title_canon_sha256": "26b6a7356f4c3fe57b77818844fd820392a520d5e0a8173e3550bb2ebdc2ba44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.01895",
    "kind": "arxiv",
    "version": 1
  }
}