Pith Number

pith:ROK6VLHN

pith:2022:ROK6VLHN4YDIGOURPQH5CEFBXC

not attested not anchored not stored refs pending

Faster federated optimization under second-order similarity

Ahmed Khaled, Chi Jin

arxiv:2209.02257 v2 · 2022-09-06 · cs.LG · math.OC · 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{ROK6VLHN4YDIGOURPQH5CEFBXC}

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.

Cited by

1 paper in Pith

Tighter Performance Theory of FedExProx

Receipt and verification

First computed	2026-07-05T06:12:36.066115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b95eaacede606833a917c0fd110a1b893ba8a7ba944015d1f64e22e07590d43

Aliases

arxiv: 2209.02257 · arxiv_version: 2209.02257v2 · doi: 10.48550/arxiv.2209.02257 · pith_short_12: ROK6VLHN4YDI · pith_short_16: ROK6VLHN4YDIGOUR · pith_short_8: ROK6VLHN

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/ROK6VLHN4YDIGOURPQH5CEFBXC \
  | 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: 8b95eaacede606833a917c0fd110a1b893ba8a7ba944015d1f64e22e07590d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81b6b72f665bfa88e387bdeb44318148af2f21a85d7b6da4599cfbb5e5df551f",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-09-06T07:09:21Z",
    "title_canon_sha256": "4fee7f7e75ea9752825293208ca6f67d26569820b5addeabcc27885ea617c6e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.02257",
    "kind": "arxiv",
    "version": 2
  }
}