Pith Number

pith:KWK3WOJF

pith:2020:KWK3WOJFLH3QRILFBXA3ASWD32

not attested not anchored not stored refs pending

Federated Learning for Localization: A Privacy-Preserving Crowdsourcing Method

Abdullatif Albaseer, Bekir Sait Ciftler, Mohamed Abdallah, Noureddine Lasla

arxiv:2001.01911 v2 · 2020-01-07 · cs.NI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWK3WOJFLH3QRILFBXA3ASWD32}

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	2026-07-05T00:38:10.882136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5595bb392559f708a1650dc1b04ac3deb99f3e4eee93d6dac6a515318f42da6e

Aliases

arxiv: 2001.01911 · arxiv_version: 2001.01911v2 · doi: 10.48550/arxiv.2001.01911 · pith_short_12: KWK3WOJFLH3Q · pith_short_16: KWK3WOJFLH3QRILF · pith_short_8: KWK3WOJF

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/KWK3WOJFLH3QRILFBXA3ASWD32 \
  | 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: 5595bb392559f708a1650dc1b04ac3deb99f3e4eee93d6dac6a515318f42da6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6debd8d2814962ad51bf526ede5b0c4ba4e6aae049389f1304b3627015f82f31",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2020-01-07T07:02:32Z",
    "title_canon_sha256": "81c97bc44d54918d047b48699edffe3e50a8c633158707d2f08c3a5b5973b569"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01911",
    "kind": "arxiv",
    "version": 2
  }
}