Pith Number

pith:OMVJZFGO

pith:2026:OMVJZFGO7SBZVOP25WL3ADLS2W

not attested not anchored not stored refs pending

Efficient Fourier-Based Linear Combination of Unitaries and Applications in Quantum Optimization

Almudena Carrera Vazquez, Daniel J. Egger, Stefan Woerner

arxiv:2605.18985 v1 · 2026-05-18 · 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{OMVJZFGO7SBZVOP25WL3ADLS2W}

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	2026-05-20T00:06:41.225926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

732a9c94cefc839ab9faed97b00d72d58544b0e2b3aca43e7b2da5291b7a9c4a

Aliases

arxiv: 2605.18985 · arxiv_version: 2605.18985v1 · doi: 10.48550/arxiv.2605.18985 · pith_short_12: OMVJZFGO7SBZ · pith_short_16: OMVJZFGO7SBZVOP2 · pith_short_8: OMVJZFGO

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/OMVJZFGO7SBZVOP25WL3ADLS2W \
  | 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: 732a9c94cefc839ab9faed97b00d72d58544b0e2b3aca43e7b2da5291b7a9c4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3604bf2d269cd253348a7a57d57784a2913097416a077918afd841fca065d4c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-18T18:05:08Z",
    "title_canon_sha256": "0472027d7cb671d96e194452f477482a3d4992c103fa6a76aad5250aeb6b76dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18985",
    "kind": "arxiv",
    "version": 1
  }
}