Pith Number

pith:ZFPRGIEZ

pith:2025:ZFPRGIEZW42HFHQE6ZTJWCE6CL

not attested not anchored not stored refs pending

Benchmarking of quantum and classical SDP relaxations for QUBO formulations of real-world logistics problems

Asra Dia, Birte Ostermann, David Gross, Fabian Henze, Frederik Fiand, Julian Nowak, Taylor Garnowski, Timo de Wolff, Vaibhavnath Jha, Wendelin Gross

arxiv:2503.10801 v1 · 2025-03-13 · 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{ZFPRGIEZW42HFHQE6ZTJWCE6CL}

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	2026-07-05T10:31:06.119288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c95f132099b734729e04f6669b089e12fc21258e92de2a97c485c375a41f8004

Aliases

arxiv: 2503.10801 · arxiv_version: 2503.10801v1 · doi: 10.48550/arxiv.2503.10801 · pith_short_12: ZFPRGIEZW42H · pith_short_16: ZFPRGIEZW42HFHQE · pith_short_8: ZFPRGIEZ

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/ZFPRGIEZW42HFHQE6ZTJWCE6CL \
  | 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: c95f132099b734729e04f6669b089e12fc21258e92de2a97c485c375a41f8004

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41d6acaa78114489313b3e841326c0c6b80f8f3b82773c2c46ce03cbdfe6929e",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-03-13T18:51:45Z",
    "title_canon_sha256": "49de2f3d58af7cd200fe8da028066e02a270c7b9f3f89086ba999bcbc3310079"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.10801",
    "kind": "arxiv",
    "version": 1
  }
}