Pith Number

pith:XEF2SIIN

pith:2025:XEF2SIINLIW75B25DSONGHMTWA

not attested not anchored not stored refs pending

Scalable Derivative-Free Optimization Algorithms with Low-Dimensional Subspace Techniques

Zaikun Zhang

arxiv:2501.04536 v1 · 2025-01-08 · 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{XEF2SIINLIW75B25DSONGHMTWA}

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

BUP-TR: Bayesian Underdetermined Projection Trust-Region Methods for Derivative-Free Optimization

Receipt and verification

First computed	2026-07-05T09:58:36.982282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b90ba9210d5a2dfe875d1c9cd31d93b02751a342886b4a016e349c2fadc38698

Aliases

arxiv: 2501.04536 · arxiv_version: 2501.04536v1 · doi: 10.48550/arxiv.2501.04536 · pith_short_12: XEF2SIINLIW7 · pith_short_16: XEF2SIINLIW75B25 · pith_short_8: XEF2SIIN

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/XEF2SIINLIW75B25DSONGHMTWA \
  | 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: b90ba9210d5a2dfe875d1c9cd31d93b02751a342886b4a016e349c2fadc38698

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66f10f14d8c9b1080e7db8c0341b9a9515c70cec6bdfe05fc9e6680a67ccd40b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-01-08T14:36:22Z",
    "title_canon_sha256": "081918c8b7eb30dc562884cbffe5334dab789f4c43e56d456eb70b7edfd3ca6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.04536",
    "kind": "arxiv",
    "version": 1
  }
}