Pith Number

pith:CWNZ3LEW

pith:2024:CWNZ3LEW3TTCO6A6RUQ4J4SJKS

not attested not anchored not stored refs pending

Randomized Subspace Derivative-Free Optimization with Quadratic Models and Second-Order Convergence

Coralia Cartis, Lindon Roberts

arxiv:2412.14431 v1 · 2024-12-19 · 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{CWNZ3LEW3TTCO6A6RUQ4J4SJKS}

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

2 papers in Pith

Reservoir Zero-Coordinatewise Projected Subspace Search for Minimization Over Sparse Symmetric Sets in Machine Learning

CLARSTA: A random subspace trust-region algorithm for convex-constrained derivative-free optimization

Receipt and verification

First computed	2026-07-05T09:51:47.034170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

159b9dac96dce627781e8d21c4f249548bbaa582a1be6dd40da99b472314b28e

Aliases

arxiv: 2412.14431 · arxiv_version: 2412.14431v1 · doi: 10.48550/arxiv.2412.14431 · pith_short_12: CWNZ3LEW3TTC · pith_short_16: CWNZ3LEW3TTCO6A6 · pith_short_8: CWNZ3LEW

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/CWNZ3LEW3TTCO6A6RUQ4J4SJKS \
  | 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: 159b9dac96dce627781e8d21c4f249548bbaa582a1be6dd40da99b472314b28e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e61e951182895a5fd9dd91bce63bc0f4da8b697f87358621d08ea43a479647b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-12-19T01:10:26Z",
    "title_canon_sha256": "ce844433ea3016fae28a727a5c1fd1325dda8ac6e66bb5e7dd8acdc17a0f07a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.14431",
    "kind": "arxiv",
    "version": 1
  }
}