Pith Number

pith:AS7T3EHR

pith:2015:AS7T3EHRKZ3VY4MXSULXQVXU2A

not attested not anchored not stored refs pending

Strong SOCP Relaxations for the Optimal Power Flow Problem

Burak Kocuk, Santanu S. Dey, X. Andy Sun

arxiv:1504.06770 v4 · 2015-04-25 · 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{AS7T3EHRKZ3VY4MXSULXQVXU2A}

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	2026-05-18T00:42:33.497865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04bf3d90f156775c719795177856f4d01413c67ae7760bc4d745263c84bd47f2

Aliases

arxiv: 1504.06770 · arxiv_version: 1504.06770v4 · doi: 10.48550/arxiv.1504.06770 · pith_short_12: AS7T3EHRKZ3V · pith_short_16: AS7T3EHRKZ3VY4MX · pith_short_8: AS7T3EHR

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/AS7T3EHRKZ3VY4MXSULXQVXU2A \
  | 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: 04bf3d90f156775c719795177856f4d01413c67ae7760bc4d745263c84bd47f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e590ce9256d610f4c012219480d70c51a1d886550619f917fbb1054864b5c83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-04-25T22:51:20Z",
    "title_canon_sha256": "38767a5a33ea46df514efbb4ccb5e2b7d7d23f4637621b60cf0a46092bd547b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06770",
    "kind": "arxiv",
    "version": 4
  }
}