Pith Number

pith:DD4JCL2I

pith:2013:DD4JCL2I2AZTWTH63MGMJ3ZG2R

not attested not anchored not stored refs pending

Moment-Based Relaxation of the Optimal Power Flow Problem

Daniel K. Molzahn, Ian A. Hiskens

arxiv:1312.1992 v2 · 2013-12-06 · 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{DD4JCL2I2AZTWTH63MGMJ3ZG2R}

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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

A Moment-QSOS Hierarchy for a Class of Quaternion Polynomial Optimization Problems

Receipt and verification

First computed	2026-05-18T03:00:36.762170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18f8912f48d0333b4cfedb0cc4ef26d45d6f3c6ecaf4dacf689b238eb4b78477

Aliases

arxiv: 1312.1992 · arxiv_version: 1312.1992v2 · doi: 10.48550/arxiv.1312.1992 · pith_short_12: DD4JCL2I2AZT · pith_short_16: DD4JCL2I2AZTWTH6 · pith_short_8: DD4JCL2I

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/DD4JCL2I2AZTWTH63MGMJ3ZG2R \
  | 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: 18f8912f48d0333b4cfedb0cc4ef26d45d6f3c6ecaf4dacf689b238eb4b78477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57beb92f90b4aabebb976a85b42f59c7b11dddfe02b0a3ca250dfd8042eb1c33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-12-06T20:32:04Z",
    "title_canon_sha256": "bb8258207137afc9745995e6249b25bf8ea2933864b146de4532c3b06cbb8f26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1992",
    "kind": "arxiv",
    "version": 2
  }
}