Pith Number

pith:SQ5P77UA

pith:2023:SQ5P77UAHPRLLNRVRLDPED6GIX

not attested not anchored not stored refs pending

Privet: A Privacy-Preserving Vertical Federated Learning Service for Gradient Boosted Decision Tables

Shuangqing Xu, Songlei Wang, Yansong Gao, Yifeng Zheng, Zhongyun Hua

arxiv:2305.12652 v2 · 2023-05-22 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQ5P77UAHPRLLNRVRLDPED6GIX}

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	2026-07-05T06:17:07.272169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

943afffe803be2b5b6358ac6f20fc645d170e582a89ec6bfba1befb204d5f981

Aliases

arxiv: 2305.12652 · arxiv_version: 2305.12652v2 · doi: 10.48550/arxiv.2305.12652 · pith_short_12: SQ5P77UAHPRL · pith_short_16: SQ5P77UAHPRLLNRV · pith_short_8: SQ5P77UA

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/SQ5P77UAHPRLLNRVRLDPED6GIX \
  | 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: 943afffe803be2b5b6358ac6f20fc645d170e582a89ec6bfba1befb204d5f981

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6f58cc1f63115ba1e8fd80feb5cb80caed50b9f5c0e6c409a7847c6b62c5fd2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2023-05-22T02:51:40Z",
    "title_canon_sha256": "05a7d35c3383aee1e738ee77fadafca2999a3157942296a426d9b56ba3f4320c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.12652",
    "kind": "arxiv",
    "version": 2
  }
}