Pith Number

pith:WBXVXU7C

pith:2021:WBXVXU7C7K2AAHAZCWN4KFUSTP

not attested not anchored not stored refs pending

Efficient-FedRec: Efficient Federated Learning Framework for Privacy-Preserving News Recommendation

Chuhan Wu, Fangzhao Wu, Guangzhong Sun, Jingwei Yi, Ruixuan Liu, Xing Xie

arxiv:2109.05446 v3 · 2021-09-12 · 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{WBXVXU7C7K2AAHAZCWN4KFUSTP}

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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.

Cited by

1 paper in Pith

Privacy-Preserving Multimodal News Recommendation through Federated Learning

Receipt and verification

First computed	2026-07-05T06:14:55.440636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b06f5bd3e2fab4001c19159bc516929bf2286fd0cdf4fe336b5e5e996b35a3b6

Aliases

arxiv: 2109.05446 · arxiv_version: 2109.05446v3 · doi: 10.48550/arxiv.2109.05446 · pith_short_12: WBXVXU7C7K2A · pith_short_16: WBXVXU7C7K2AAHAZ · pith_short_8: WBXVXU7C

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/WBXVXU7C7K2AAHAZCWN4KFUSTP \
  | 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: b06f5bd3e2fab4001c19159bc516929bf2286fd0cdf4fe336b5e5e996b35a3b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09e0d13e38f537afff735c033929871de6e870ef733534615f39c1cc8eec0f4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-09-12T06:44:09Z",
    "title_canon_sha256": "ee3507dea48a2bbc73817f91a92529bd2ba9695cac37ff417f50183f74640a21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.05446",
    "kind": "arxiv",
    "version": 3
  }
}