Pith Number

pith:BLX2A72P

pith:2022:BLX2A72PEPB73K6T7Z52SXKPXZ

not attested not anchored not stored refs pending

FL_PyTorch: optimization research simulator for federated learning

Konstantin Burlachenko, Peter Richt\'arik, Samuel Horv\'ath

arxiv:2202.03099 v2 · 2022-02-07 · cs.LG · cs.AI · cs.MS · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BLX2A72PEPB73K6T7Z52SXKPXZ}

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	2026-07-05T04:40:50.088587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aefa07f4f23c3fdabd3fe7ba95d4fbe5a4f0d7f3621428b9739a738302b5376

Aliases

arxiv: 2202.03099 · arxiv_version: 2202.03099v2 · doi: 10.48550/arxiv.2202.03099 · pith_short_12: BLX2A72PEPB7 · pith_short_16: BLX2A72PEPB73K6T · pith_short_8: BLX2A72P

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/BLX2A72PEPB73K6T7Z52SXKPXZ \
  | 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: 0aefa07f4f23c3fdabd3fe7ba95d4fbe5a4f0d7f3621428b9739a738302b5376

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d472ea1447ef378cffb9a621144675fade0745bdcc3bd2440bf6b2680a77ae5",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MS",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-07T12:18:28Z",
    "title_canon_sha256": "8884b40bc96ee9db4989b0a7897466599a5c7d2026d039842ce29381b4b2fadc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.03099",
    "kind": "arxiv",
    "version": 2
  }
}