Pith Number

pith:XJFFR5IF

pith:2024:XJFFR5IFIH4H3QCYIC6FK34PT5

not attested not anchored not stored refs pending

FedPCL-CDR: A Federated Prototype-based Contrastive Learning Framework for Privacy-Preserving Cross-domain Recommendation

Li Wang, Min Xu, Qiang Wu

arxiv:2409.03294 v2 · 2024-09-05 · 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{XJFFR5IFIH4H3QCYIC6FK34PT5}

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	2026-07-05T11:03:16.511824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba4a58f50541f87dc05840bc556f8f9f7101397a89eef9e852d2122fe5012263

Aliases

arxiv: 2409.03294 · arxiv_version: 2409.03294v2 · doi: 10.48550/arxiv.2409.03294 · pith_short_12: XJFFR5IFIH4H · pith_short_16: XJFFR5IFIH4H3QCY · pith_short_8: XJFFR5IF

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/XJFFR5IFIH4H3QCYIC6FK34PT5 \
  | 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: ba4a58f50541f87dc05840bc556f8f9f7101397a89eef9e852d2122fe5012263

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8273540a2b2720f4344810c2e3c02046bc66d6686600f6aa8487e1c1dd0207a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-09-05T06:59:56Z",
    "title_canon_sha256": "a1d3c922a9b132784bc7a4440bee87bb0070c034955b0108ec1d61efbb05dc06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.03294",
    "kind": "arxiv",
    "version": 2
  }
}