Pith Number

pith:5YREGSGB

pith:2025:5YREGSGBITVJLXCJ3MJSHUGQPZ

not attested not anchored not stored refs pending

Optimization Methods and Software for Federated Learning

Konstantin Burlachenko

arxiv:2509.08120 v1 · 2025-09-09 · cs.LG · 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{5YREGSGBITVJLXCJ3MJSHUGQPZ}

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	2026-07-05T12:08:22.748956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee224348c144ea95dc49db1323d0d07e493eba36972889711f3be6915e4d587a

Aliases

arxiv: 2509.08120 · arxiv_version: 2509.08120v1 · doi: 10.48550/arxiv.2509.08120 · pith_short_12: 5YREGSGBITVJ · pith_short_16: 5YREGSGBITVJLXCJ · pith_short_8: 5YREGSGB

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/5YREGSGBITVJLXCJ3MJSHUGQPZ \
  | 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: ee224348c144ea95dc49db1323d0d07e493eba36972889711f3be6915e4d587a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24bee4640e78ee4cdd143579fc64d9bb0cb9c95715fbc8082b110ae71b4c986b",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-09T19:58:03Z",
    "title_canon_sha256": "458865e7e957feb41bb6492f4abc7ca72b065c35126b3c7a9aaccaeef39027a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.08120",
    "kind": "arxiv",
    "version": 1
  }
}