Pith Number

pith:C6H5OZIJ

pith:2015:C6H5OZIJAFHVNJFNKDJNAMAD7G

not attested not anchored not stored refs pending

Strengthening the SDP Relaxation of AC Power Flows with Convex Envelopes, Bound Tightening, and Lifted Nonlinear Cuts

Carleton Coffrin, Hassan Hijazi, Pascal Van Hentenryck

arxiv:1512.04644 v2 · 2015-12-15 · 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{C6H5OZIJAFHVNJFNKDJNAMAD7G}

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	2026-05-18T01:23:22.497407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

178fd76509014f56a4ad50d2d03003f9baca225e89a94face2dcd6bb8562848b

Aliases

arxiv: 1512.04644 · arxiv_version: 1512.04644v2 · doi: 10.48550/arxiv.1512.04644 · pith_short_12: C6H5OZIJAFHV · pith_short_16: C6H5OZIJAFHVNJFN · pith_short_8: C6H5OZIJ

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/C6H5OZIJAFHVNJFNKDJNAMAD7G \
  | 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: 178fd76509014f56a4ad50d2d03003f9baca225e89a94face2dcd6bb8562848b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de53d50af8403774abab57ad762fe5c221a32ad1ecdb7cbfe241780f053fb14b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-12-15T04:27:57Z",
    "title_canon_sha256": "84dd3edd17c2077ad34ae8019b63aa0d1c5805ea7c576c3ff90b091a50665b7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04644",
    "kind": "arxiv",
    "version": 2
  }
}