Pith Number

pith:UIFYDPWD

pith:2023:UIFYDPWDKW2HXHCVOMQKSGUP4N

not attested not anchored not stored refs pending

FedRec+: Enhancing Privacy and Addressing Heterogeneity in Federated Recommendation Systems

Lin Wang, Xiaoying Tang, Xi Leng, Zhichao Wang

arxiv:2310.20193 v1 · 2023-10-31 · cs.LG · cs.CR · 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{UIFYDPWDKW2HXHCVOMQKSGUP4N}

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	2026-07-05T07:07:25.514789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a20b81bec355b47b9c557320a91a8fe377d2f529ff5d3e426ad3300c25b13405

Aliases

arxiv: 2310.20193 · arxiv_version: 2310.20193v1 · doi: 10.48550/arxiv.2310.20193 · pith_short_12: UIFYDPWDKW2H · pith_short_16: UIFYDPWDKW2HXHCV · pith_short_8: UIFYDPWD

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/UIFYDPWDKW2HXHCVOMQKSGUP4N \
  | 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: a20b81bec355b47b9c557320a91a8fe377d2f529ff5d3e426ad3300c25b13405

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97423ca6649da01d3ae8b08c1394ebbb610bbd07d76e8e0d55d5b1dd8808e063",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-10-31T05:36:53Z",
    "title_canon_sha256": "98ba8f82804e4e07e9771451f5aede09da59879287c6cd650a2df921a745ba86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.20193",
    "kind": "arxiv",
    "version": 1
  }
}