Pith Number

pith:OXZMST2U

pith:2015:OXZMST2UHXMVPQDMTETFVMGHQI

not attested not anchored not stored refs pending

A Laplacian-Based Approach for Finding Near Globally Optimal Solutions to OPF Problems

C\'edric Josz, Daniel K. Molzahn, Ian A. Hiskens, Patrick Panciatici

arxiv:1507.07212 v2 · 2015-07-26 · 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{OXZMST2UHXMVPQDMTETFVMGHQI}

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	2026-05-18T01:17:52.660180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75f2c94f543dd957c06c99265ab0c782174e416dbf6c4ae31ff6bdbd1782d92f

Aliases

arxiv: 1507.07212 · arxiv_version: 1507.07212v2 · doi: 10.48550/arxiv.1507.07212 · pith_short_12: OXZMST2UHXMV · pith_short_16: OXZMST2UHXMVPQDM · pith_short_8: OXZMST2U

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/OXZMST2UHXMVPQDMTETFVMGHQI \
  | 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: 75f2c94f543dd957c06c99265ab0c782174e416dbf6c4ae31ff6bdbd1782d92f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c688db18461de7a8f0701c0ef25074a47c55c83afc85ea9d063126501b3a65b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-07-26T15:41:06Z",
    "title_canon_sha256": "95867d7a420bb10680a15e08f2a73a8bc985969e84c089ee68bf6c905d99e25e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07212",
    "kind": "arxiv",
    "version": 2
  }
}