Pith Number

pith:ELTXT4NW

pith:2024:ELTXT4NWNRCGZMQ4ER2DY6AWTT

not attested not anchored not stored refs pending

Reducing QUBO Density by Factoring Out Semi-Symmetries

Claudia Linnhoff-Popien, Corey O'Meara, Dani\"elle Schuman, Giorgio Cortiana, Jonas N\"u{\ss}lein, Jonas Stein, Leo S\"unkel, Sebastian Feld, Tobias Rohe

arxiv:2412.17841 v2 · 2024-12-18 · 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{ELTXT4NWNRCGZMQ4ER2DY6AWTT}

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	2026-07-05T09:54:30.980390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22e779f1b66c446cb21c24743c78169cdca7be7c6411412368e39ff54cc8b385

Aliases

arxiv: 2412.17841 · arxiv_version: 2412.17841v2 · doi: 10.48550/arxiv.2412.17841 · pith_short_12: ELTXT4NWNRCG · pith_short_16: ELTXT4NWNRCGZMQ4 · pith_short_8: ELTXT4NW

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/ELTXT4NWNRCGZMQ4ER2DY6AWTT \
  | 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: 22e779f1b66c446cb21c24743c78169cdca7be7c6411412368e39ff54cc8b385

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "254cca83490662a60b96d7994d522a007c8c0abf4644ea7bf686a9c253af5edd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-12-18T12:05:18Z",
    "title_canon_sha256": "1ea7a5214e21cf4a6c98daa62d3129b901c71ca73ccacd06b3a7f94acbc47e17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.17841",
    "kind": "arxiv",
    "version": 2
  }
}