Pith Number

pith:BPLYUQEH

pith:2022:BPLYUQEHAACJDIBDNH6UCEZXII

not attested not anchored not stored refs pending

Unbalanced penalization: A new approach to encode inequality constraints of combinatorial problems for quantum optimization algorithms

Alberto Maldonado-Romo, Alejandro Montanez-Barrera, Dennis Willsch, Kristel Michielsen

arxiv:2211.13914 v4 · 2022-11-25 · quant-ph · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BPLYUQEHAACJDIBDNH6UCEZXII}

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	2026-07-05T08:28:31.825944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bd78a4087000491a02369fd4113374209cd4d7acb5394a8bf07a36efa02d83b

Aliases

arxiv: 2211.13914 · arxiv_version: 2211.13914v4 · doi: 10.48550/arxiv.2211.13914 · pith_short_12: BPLYUQEHAACJ · pith_short_16: BPLYUQEHAACJDIBD · pith_short_8: BPLYUQEH

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/BPLYUQEHAACJDIBDNH6UCEZXII \
  | 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: 0bd78a4087000491a02369fd4113374209cd4d7acb5394a8bf07a36efa02d83b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83c55fdb17a51afde8db689f4cb6b8afbd54f654957b951cebfc49cb5d9929fc",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-11-25T06:05:18Z",
    "title_canon_sha256": "1ed159002b45b504a09f228e883e4922d26140d3958ddce16792d8af0d69f233"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.13914",
    "kind": "arxiv",
    "version": 4
  }
}