Pith Number

pith:TXM2RHR5

pith:2025:TXM2RHR5ZPBMLK5P4OIPOLF4VJ

not attested not anchored not stored refs pending

MaZO: Masked Zeroth-Order Optimization for Multi-Task Fine-Tuning of Large Language Models

Athanasios Mouchtaris, Kai Zhen, Nathan Susanj, Siegfried Kunzmann, Yifan Yang, Zheng Zhang, Zhen Zhang

arxiv:2502.11513 v1 · 2025-02-17 · 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{TXM2RHR5ZPBMLK5P4OIPOLF4VJ}

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	2026-07-05T10:15:29.981470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dd9a89e3dcbc2c5abafe390f72cbcaa482bae16aa659d0daf2477230cce017f

Aliases

arxiv: 2502.11513 · arxiv_version: 2502.11513v1 · doi: 10.48550/arxiv.2502.11513 · pith_short_12: TXM2RHR5ZPBM · pith_short_16: TXM2RHR5ZPBMLK5P · pith_short_8: TXM2RHR5

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/TXM2RHR5ZPBMLK5P4OIPOLF4VJ \
  | 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: 9dd9a89e3dcbc2c5abafe390f72cbcaa482bae16aa659d0daf2477230cce017f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cdc122855c264e0eeac8d8e42fb3b2536f538bbc610d2809948c67067f59a16",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-17T07:28:52Z",
    "title_canon_sha256": "5eac87250738b98030cd764e2d06c0fdd1fb33d25120ef1dad7cfff7f0cb5bd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.11513",
    "kind": "arxiv",
    "version": 1
  }
}