Pith Number

pith:ZHPMXCQ2

pith:2026:ZHPMXCQ2AD3FEQKKB2M3O6YTM6

not attested not anchored not stored refs pending

Data-Free Client Contribution Estimation via Logit Maximization for Federated Learning

Asim Ukaye, Karthik Nandakumar, Mubarak Abdu-Aguye, Nurbek Tastan

arxiv:2605.18892 v1 · 2026-05-17 · cs.LG · cs.AI · 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{ZHPMXCQ2AD3FEQKKB2M3O6YTM6}

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	2026-05-20T00:06:30.818468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9decb8a1a00f652414a0e99b77b1367b5d2ac85b0e29c652a8839d2abbd5e7e

Aliases

arxiv: 2605.18892 · arxiv_version: 2605.18892v1 · doi: 10.48550/arxiv.2605.18892 · pith_short_12: ZHPMXCQ2AD3F · pith_short_16: ZHPMXCQ2AD3FEQKK · pith_short_8: ZHPMXCQ2

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/ZHPMXCQ2AD3FEQKKB2M3O6YTM6 \
  | 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: c9decb8a1a00f652414a0e99b77b1367b5d2ac85b0e29c652a8839d2abbd5e7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1124fb61f6a7a8015f11b1702a69981d9a5c8daef0655bc95d21175062a9e0b",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-17T05:49:48Z",
    "title_canon_sha256": "18f3aff3e340d066760d81b3f4db2711a6cef5b02de5871049985df976f444ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18892",
    "kind": "arxiv",
    "version": 1
  }
}