Pith Number

pith:O3CVQFZN

pith:2025:O3CVQFZNJBERWDYCUQHCLX2LMN

not attested not anchored not stored refs pending

An Efficient and Globally Optimal Algorithm for Nonconvex QCQP with One Equality Constraint

Licheng Zhao, Rui Zhou, Wenqiang Pu

arxiv:2506.03692 v1 · 2025-06-04 · 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{O3CVQFZNJBERWDYCUQHCLX2LMN}

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.

Receipt and verification

First computed	2026-07-05T11:15:50.108658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76c558172d48491b0f02a40e25df4b6373ba7586341d71ed053b8e8180699ebf

Aliases

arxiv: 2506.03692 · arxiv_version: 2506.03692v1 · doi: 10.48550/arxiv.2506.03692 · pith_short_12: O3CVQFZNJBER · pith_short_16: O3CVQFZNJBERWDYC · pith_short_8: O3CVQFZN

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/O3CVQFZNJBERWDYCUQHCLX2LMN \
  | 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: 76c558172d48491b0f02a40e25df4b6373ba7586341d71ed053b8e8180699ebf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86b2456be5dd4c597a30b283ef7bed14c67598e1250c996d5fc204137ecd0b2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-06-04T08:26:06Z",
    "title_canon_sha256": "361f246576b58c8d945a0370a2a1e88effb3461b45bff01b6cf0ff37183c4d53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.03692",
    "kind": "arxiv",
    "version": 1
  }
}