Pith Number

pith:PNVZ3MEK

pith:2025:PNVZ3MEKL3AOAMNB3ATDIL775Z

not attested not anchored not stored refs pending

A Support-Set Algorithm for Optimization Problems with Nonnegative and Orthogonal Constraints

Lei Wang, Xiaojun Chen, Xin Liu

arxiv:2511.03443 v2 · 2025-11-05 · math.OC · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNVZ3MEKL3AOAMNB3ATDIL775Z}

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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

An Adaptive Smoothing Algorithm for Non-Lipschitz Optimization on Manifolds with Complexity Guarantees

Receipt and verification

First computed	2026-07-29T01:24:26.124542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b6b9db08a5ec0e031a1d826342fffee7cbcf7136153f506c61303f09996be00

Aliases

arxiv: 2511.03443 · arxiv_version: 2511.03443v2 · doi: 10.48550/arxiv.2511.03443 · pith_short_12: PNVZ3MEKL3AO · pith_short_16: PNVZ3MEKL3AOAMNB · pith_short_8: PNVZ3MEK

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/PNVZ3MEKL3AOAMNB3ATDIL775Z \
  | 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: 7b6b9db08a5ec0e031a1d826342fffee7cbcf7136153f506c61303f09996be00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85cffb765868f22274ea6843a8f0fe78352550399a982f2a5ce560dc025c18d5",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-11-05T13:03:41Z",
    "title_canon_sha256": "37f2d6897dd95d5790447f0a5836902b11840d72918282a9ff6616453824e29c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.03443",
    "kind": "arxiv",
    "version": 2
  }
}