Pith Number

pith:DJV3HIVY

pith:2022:DJV3HIVYM2L5FREFATLMARWMGN

not attested not anchored not stored refs pending

Optimization without Backpropagation

Gabriel Belouze

arxiv:2209.06302 v1 · 2022-09-13 · cs.LG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJV3HIVYM2L5FREFATLMARWMGN}

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

Position: Zeroth-Order Optimization in Deep Learning Is Underexplored, Not Underpowered

Receipt and verification

First computed	2026-07-05T04:57:28.977300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a6bb3a2b86697d2c48504d6c046cc337e0aaa15f3243eb46fe9af6052e41a23

Aliases

arxiv: 2209.06302 · arxiv_version: 2209.06302v1 · doi: 10.48550/arxiv.2209.06302 · pith_short_12: DJV3HIVYM2L5 · pith_short_16: DJV3HIVYM2L5FREF · pith_short_8: DJV3HIVY

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/DJV3HIVYM2L5FREFATLMARWMGN \
  | 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: 1a6bb3a2b86697d2c48504d6c046cc337e0aaa15f3243eb46fe9af6052e41a23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bad4acf1bb38d283393ffb3f9370e3dfbdd1b4a23c187879aab61eae62ca9a10",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-09-13T21:09:34Z",
    "title_canon_sha256": "bc68fd3b3c972e3e19e8bc749d98cbc970417c581e5f050f70f1b93cde62d6de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.06302",
    "kind": "arxiv",
    "version": 1
  }
}