Pith Number

pith:VDJYTCBS

pith:2016:VDJYTCBSX3ELACJSBKEHQ5PWNO

not attested not anchored not stored refs pending

An Iterative Method for Nonconvex Quadratically Constrained Quadratic Programs

Chuangchuang Sun, Ran Dai

arxiv:1609.02609 v1 · 2016-09-08 · 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{VDJYTCBSX3ELACJSBKEHQ5PWNO}

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	2026-05-18T01:04:52.978491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8d3898832bec8b009320a887875f66bbcfb4e161de14e83310cbcd765eafa99

Aliases

arxiv: 1609.02609 · arxiv_version: 1609.02609v1 · doi: 10.48550/arxiv.1609.02609 · pith_short_12: VDJYTCBSX3EL · pith_short_16: VDJYTCBSX3ELACJS · pith_short_8: VDJYTCBS

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/VDJYTCBSX3ELACJSBKEHQ5PWNO \
  | 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: a8d3898832bec8b009320a887875f66bbcfb4e161de14e83310cbcd765eafa99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9be7c0ff05661f18dd0b72e7efd76dc1040b4a18472073574bacf95c44e73129",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-09-08T21:55:07Z",
    "title_canon_sha256": "fa021d2e1f69a59c09a613dd3442068451b3cd0ec39eb36dee15c15feb86da4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02609",
    "kind": "arxiv",
    "version": 1
  }
}