Pith Number

pith:CQUL3DZQ

pith:2025:CQUL3DZQD344GA5JFR5WCQ6JEO

not attested not anchored not stored refs pending

First-Passage Approach to Optimizing Perturbations for Improved Training of Machine Learning Models

Barak Hirshberg, Sagi Meir, Shlomi Reuveni, Tommer D. Keidar

arxiv:2502.04121 v3 · 2025-02-06 · cs.LG · cond-mat.dis-nn · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQUL3DZQD344GA5JFR5WCQ6JEO}

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	2026-07-05T11:26:25.977789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1428bd8f301ef9c303a92c7b6143c923848780aae7b8843b638331582d2ed274

Aliases

arxiv: 2502.04121 · arxiv_version: 2502.04121v3 · doi: 10.48550/arxiv.2502.04121 · pith_short_12: CQUL3DZQD344 · pith_short_16: CQUL3DZQD344GA5J · pith_short_8: CQUL3DZQ

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/CQUL3DZQD344GA5JFR5WCQ6JEO \
  | 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: 1428bd8f301ef9c303a92c7b6143c923848780aae7b8843b638331582d2ed274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f650b62c46d82dbbd6906a83ddd4fa9c3c95bf42ba10635ea6b61f0d5713932b",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-06T14:53:21Z",
    "title_canon_sha256": "9be11a38dcf1ab35b5d059350e420cc232466a61a8dbce08df74566a67b25877"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04121",
    "kind": "arxiv",
    "version": 3
  }
}