Pith Number

pith:FBCPD2U2

pith:2024:FBCPD2U2OT23FY6WHJKO4YL4TQ

not attested not anchored not stored refs pending

Zeroth-order Random Subspace Algorithm for Non-smooth Convex Optimization

Akiko Takeda, Pierre-Louis Poirion, Ryota Nozawa

arxiv:2401.13944 v2 · 2024-01-25 · 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{FBCPD2U2OT23FY6WHJKO4YL4TQ}

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

Optimization over Sparse Support-Preserving Sets: Two-Step Projection with Global Optimality Guarantees

Receipt and verification

First computed	2026-07-05T08:43:52.813904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2844f1ea9a74f5b2e3d63a54ee617c9c36f4ba052824546e195c9efceb6ab8a1

Aliases

arxiv: 2401.13944 · arxiv_version: 2401.13944v2 · doi: 10.48550/arxiv.2401.13944 · pith_short_12: FBCPD2U2OT23 · pith_short_16: FBCPD2U2OT23FY6W · pith_short_8: FBCPD2U2

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/FBCPD2U2OT23FY6WHJKO4YL4TQ \
  | 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: 2844f1ea9a74f5b2e3d63a54ee617c9c36f4ba052824546e195c9efceb6ab8a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a793149d9d72615c034438f867f3610bd55d83a9e69f1f2619de5e701273e18",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-01-25T04:56:55Z",
    "title_canon_sha256": "66b254dfeb92ef074c856c4700489e01c28eb7e268e6052b377aa774cd244622"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.13944",
    "kind": "arxiv",
    "version": 2
  }
}