Pith Number

pith:FPKKOVVB

pith:2020:FPKKOVVBHZCSUKBYV6NMILTFU7

not attested not anchored not stored refs pending

An On-Device Federated Learning Approach for Cooperative Model Update between Edge Devices

Hiroki Matsutani, Mineto Tsukada, Rei Ito

arxiv:2002.12301 v5 · 2020-02-27 · cs.LG · cs.DC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPKKOVVBHZCSUKBYV6NMILTFU7}

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	2026-07-05T02:52:38.394286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bd4a756a13e452a2838af9ac42e65a7d111199f2f60a814f9f36fb05cf82b49

Aliases

arxiv: 2002.12301 · arxiv_version: 2002.12301v5 · doi: 10.48550/arxiv.2002.12301 · pith_short_12: FPKKOVVBHZCS · pith_short_16: FPKKOVVBHZCSUKBY · pith_short_8: FPKKOVVB

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/FPKKOVVBHZCSUKBYV6NMILTFU7 \
  | 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: 2bd4a756a13e452a2838af9ac42e65a7d111199f2f60a814f9f36fb05cf82b49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ae8d8cc1b26d7839167948e44a59ed83b1bf19e1e8a49f7ba76ca5412f0a033",
    "cross_cats_sorted": [
      "cs.DC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-27T18:15:38Z",
    "title_canon_sha256": "55938cee02c4f66205def1894e3df9dd84c0f4342c386e21c45546e1b3986c4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12301",
    "kind": "arxiv",
    "version": 5
  }
}