Pith Number

pith:Z7Y5MLVV

pith:2018:Z7Y5MLVVZY7LE2B2IB2MDEYYV5

not attested not anchored not stored refs pending

Entropy Penalized Semidefinite Programming

Jakub Marecek, Martin Takac, Mikhail Krechetov, Yury Maximov

arxiv:1802.04332 v4 · 2018-02-12 · 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{Z7Y5MLVVZY7LE2B2IB2MDEYYV5}

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

Non-Euclidean dual gradient ascent for entropically regularized linear and semidefinite programming

Receipt and verification

First computed	2026-07-05T03:37:36.251895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cff1d62eb5ce3eb2683a4074c19318af614e054fafe3ed0fd344bce85c06cbf4

Aliases

arxiv: 1802.04332 · arxiv_version: 1802.04332v4 · doi: 10.48550/arxiv.1802.04332 · pith_short_12: Z7Y5MLVVZY7L · pith_short_16: Z7Y5MLVVZY7LE2B2 · pith_short_8: Z7Y5MLVV

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/Z7Y5MLVVZY7LE2B2IB2MDEYYV5 \
  | 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: cff1d62eb5ce3eb2683a4074c19318af614e054fafe3ed0fd344bce85c06cbf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9be09b7fbf9f831efefdbbece0723deaaf4aa1b0480350cc9144707a0013a9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-02-12T19:53:19Z",
    "title_canon_sha256": "f3a934cbf950cad626fe652f53cdb47c398c4cd10601ae45df4f643783cac3d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04332",
    "kind": "arxiv",
    "version": 4
  }
}