Pith Number

pith:JI7ZIWPP

pith:2023:JI7ZIWPPO6NXGVGVPHP5L2MXTU

not attested not anchored not stored refs pending

Lagrangian Duality in Quantum Optimization: Overcoming QUBO Limitations for Constrained Problems

Artur Scherer, Einar Gabbassov, Gili Rosenberg

arxiv:2310.04542 v2 · 2023-10-06 · math.OC · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JI7ZIWPPO6NXGVGVPHP5L2MXTU}

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	2026-06-24T01:14:55.090987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a3f9459ef779b7354d579dfd5e9979d1c8425178779bf83b971412d1ed8e3e3

Aliases

arxiv: 2310.04542 · arxiv_version: 2310.04542v2 · doi: 10.48550/arxiv.2310.04542 · pith_short_12: JI7ZIWPPO6NX · pith_short_16: JI7ZIWPPO6NXGVGV · pith_short_8: JI7ZIWPP

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/JI7ZIWPPO6NXGVGVPHP5L2MXTU \
  | 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: 4a3f9459ef779b7354d579dfd5e9979d1c8425178779bf83b971412d1ed8e3e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75e79bb3f31e9741debd6c6406437531dd43856defb465b6904dc1fdb78f7e03",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-10-06T19:09:55Z",
    "title_canon_sha256": "4fa061ebdbc382debb81cba09c0fe3e49d2f432ac850a279cb476aa8c1715131"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.04542",
    "kind": "arxiv",
    "version": 2
  }
}