Pith Number

pith:ELF5M7OP

pith:2025:ELF5M7OPLDW4J6RTPWN6IRP3CA

not attested not anchored not stored refs pending

Efficient Zeroth-Order Federated Finetuning of Language Models on Resource-Constrained Devices

Heba Khdr, J\"org Henkel, Kilian Pfeiffer, Mohamed Aboelenien Ahmed, Ramin Khalili

arxiv:2502.10239 v3 · 2025-02-14 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ELF5M7OPLDW4J6RTPWN6IRP3CA}

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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	2026-06-19T16:11:10.030150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22cbd67dcf58edc4fa337d9be445fb103b25087585f2bd3d2549be132820eca0

Aliases

arxiv: 2502.10239 · arxiv_version: 2502.10239v3 · doi: 10.48550/arxiv.2502.10239 · pith_short_12: ELF5M7OPLDW4 · pith_short_16: ELF5M7OPLDW4J6RT · pith_short_8: ELF5M7OP

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/ELF5M7OPLDW4J6RTPWN6IRP3CA \
  | 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: 22cbd67dcf58edc4fa337d9be445fb103b25087585f2bd3d2549be132820eca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f926d2b7faf6dc94a324cf28ace84bafeeaec4724715d4b0954352a8377f98c8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-14T15:49:02Z",
    "title_canon_sha256": "ce437c0a723ba113ed249b6b5754efd67055730aadffd9e194598d1ee73e7945"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.10239",
    "kind": "arxiv",
    "version": 3
  }
}