Pith Number

pith:LOT7GGHJ

pith:2020:LOT7GGHJV2MXDUXWFL374WDM6P

not attested not anchored not stored refs pending

Federated Block Coordinate Descent Scheme for Learning Global and Personalized Models

Anna Scaglione, Hoi-To Wai, Kari Hreinsson, Nurullah Karakoc, Ruiyuan Wu, Wing-Kin Ma

arxiv:2012.13900 v2 · 2020-12-27 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LOT7GGHJV2MXDUXWFL374WDM6P}

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	2026-07-05T02:11:08.051830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ba7f318e9ae9971d2f62af7fe586cf3dbfc3193db2095cdb869d0a7e76f8d7d

Aliases

arxiv: 2012.13900 · arxiv_version: 2012.13900v2 · doi: 10.48550/arxiv.2012.13900 · pith_short_12: LOT7GGHJV2MX · pith_short_16: LOT7GGHJV2MXDUXW · pith_short_8: LOT7GGHJ

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/LOT7GGHJV2MXDUXWFL374WDM6P \
  | 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: 5ba7f318e9ae9971d2f62af7fe586cf3dbfc3193db2095cdb869d0a7e76f8d7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "985c85113af006e35702baa512b500e3c6fab669b44ba9c7e828e3db3e5ac8fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2020-12-27T09:39:28Z",
    "title_canon_sha256": "4f6b5208ecd2cef821429b57865f4c0b6d78a2b610c931cc025882bf486b5ddb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.13900",
    "kind": "arxiv",
    "version": 2
  }
}