Pith Number

pith:ZQTUGXVF

pith:2023:ZQTUGXVFLRXPEQSWXMB2XUA6M2

not attested not anchored not stored refs pending

QUBO.jl: A Julia Ecosystem for Quadratic Unconstrained Binary Optimization

David E. Bernal Neira, Joaquim Dias Garcia, Nelson Maculan, Pedro Maciel Xavier, Pedro Ripper, Tiago Andrade

arxiv:2307.02577 v2 · 2023-07-05 · 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{ZQTUGXVFLRXPEQSWXMB2XUA6M2}

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.

Cited by

1 paper in Pith

Problem Reductions at Scale: Agentic Integration of Computationally Hard Problems

Receipt and verification

First computed	2026-07-05T06:46:49.159405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc27435ea55c6ef24256bb03abd01e6682c50fdcf6e35e13b9bf6b546df4825f

Aliases

arxiv: 2307.02577 · arxiv_version: 2307.02577v2 · doi: 10.48550/arxiv.2307.02577 · pith_short_12: ZQTUGXVFLRXP · pith_short_16: ZQTUGXVFLRXPEQSW · pith_short_8: ZQTUGXVF

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/ZQTUGXVFLRXPEQSWXMB2XUA6M2 \
  | 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: cc27435ea55c6ef24256bb03abd01e6682c50fdcf6e35e13b9bf6b546df4825f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31b130b3c0e4984ba0bc4fffa75e4049e4d89f0c5573fcceea198e596b85c2b4",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-07-05T18:20:31Z",
    "title_canon_sha256": "7cd0ed737c3099f01e3e65cefbae2cbb6e7cf88f7a516f5d28fc55505439ac61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.02577",
    "kind": "arxiv",
    "version": 2
  }
}