Pith Number

pith:EP6MGP2Z

pith:2022:EP6MGP2ZCT5QF3WBKPZS7I2XV6

not attested not anchored not stored refs pending

Improved Global Guarantees for the Nonconvex Burer--Monteiro Factorization via Rank Overparameterization

Richard Y. Zhang

arxiv:2207.01789 v2 · 2022-07-05 · 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{EP6MGP2ZCT5QF3WBKPZS7I2XV6}

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

On Squared-Variable Formulations for Nonlinear Semidefinite programming

Receipt and verification

First computed	2026-07-05T10:08:00.727237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23fcc33f5914fb02eec153f32fa357af98feec133522e68ca0252260ca987e51

Aliases

arxiv: 2207.01789 · arxiv_version: 2207.01789v2 · doi: 10.48550/arxiv.2207.01789 · pith_short_12: EP6MGP2ZCT5Q · pith_short_16: EP6MGP2ZCT5QF3WB · pith_short_8: EP6MGP2Z

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/EP6MGP2ZCT5QF3WBKPZS7I2XV6 \
  | 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: 23fcc33f5914fb02eec153f32fa357af98feec133522e68ca0252260ca987e51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85ded00b79dbcd22bd288e233d6d06840d216276af11d2f5171a01afc08eca08",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-07-05T03:18:17Z",
    "title_canon_sha256": "4b04a17a14e1daf79a705994537084f18b4f96bf02e36cf95658b591a2822bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.01789",
    "kind": "arxiv",
    "version": 2
  }
}