Pith Number

pith:ENYIF6CH

pith:2014:ENYIF6CHZ2JPCYKJOVLYJAD2US

not attested not anchored not stored refs pending

A Schur Complement Based Semi-Proximal ADMM for Convex Quadratic Conic Programming and Extensions

Defeng Sun, Kim-Chuan Toh, Xudong Li

arxiv:1409.2679 v1 · 2014-09-09 · 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{ENYIF6CHZ2JPCYKJOVLYJAD2US}

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	2026-05-18T02:43:09.997649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

237082f847ce92f16149755784807aa4a5759962eb3a6c12a8259d4a2a28b77b

Aliases

arxiv: 1409.2679 · arxiv_version: 1409.2679v1 · doi: 10.48550/arxiv.1409.2679 · pith_short_12: ENYIF6CHZ2JP · pith_short_16: ENYIF6CHZ2JPCYKJ · pith_short_8: ENYIF6CH

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/ENYIF6CHZ2JPCYKJOVLYJAD2US \
  | 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: 237082f847ce92f16149755784807aa4a5759962eb3a6c12a8259d4a2a28b77b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41bad3bbc50d1eb95c79317360e5ae61ab75efed425ee94e8de1b2379dcbbf96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-09-09T11:04:22Z",
    "title_canon_sha256": "814471a32ab6e0c7deef297277f2bf77cb402d0cdf2bc6c1a5ad583cee7f8687"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2679",
    "kind": "arxiv",
    "version": 1
  }
}