Pith Number

pith:R3L7JECD

pith:2023:R3L7JECDPJGCJSXMZHZ6QSQRJD

not attested not anchored not stored refs pending

Hide Your Model: A Parameter Transmission-free Federated Recommender System

Chaoqun Yang, Hongzhi Yin, Jianxin Li, Liang Qu, Quoc Viet Hung Nguyen, Wei Yuan

arxiv:2311.14968 v3 · 2023-11-25 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3L7JECDPJGCJSXMZHZ6QSQRJD}

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	2026-07-05T07:43:58.635115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ed7f490437a4c24caecc9f3e84a1148ff025328a007064b5433bdabdd51c048

Aliases

arxiv: 2311.14968 · arxiv_version: 2311.14968v3 · doi: 10.48550/arxiv.2311.14968 · pith_short_12: R3L7JECDPJGC · pith_short_16: R3L7JECDPJGCJSXM · pith_short_8: R3L7JECD

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/R3L7JECDPJGCJSXMZHZ6QSQRJD \
  | 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: 8ed7f490437a4c24caecc9f3e84a1148ff025328a007064b5433bdabdd51c048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e16b5e550227c82e303b2d2cf7176a9d92bdb9c049770afabf4fed17c9acf58",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-11-25T08:59:45Z",
    "title_canon_sha256": "e23820598d8ec1aa8d717ad5c4f188f2798b28e247cc95cabfce563a6e9a7bf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.14968",
    "kind": "arxiv",
    "version": 3
  }
}