Pith Number

pith:QQ46ETA6

pith:2022:QQ46ETA6P3IVSOFFXOJKOYFEM6

not attested not anchored not stored refs pending

Improving Quantum Computation by Optimized Qubit Routing

Andreas B\"armann, Frauke Liers, Friedrich Wagner, Markus Weissenb\"ack

arxiv:2206.01294 v3 · 2022-06-02 · quant-ph · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQ46ETA6P3IVSOFFXOJKOYFEM6}

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	2026-07-05T06:09:31.155327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8439e24c1e7ed15938a5bb92a760a4678187252f8f16d6737a270f9ed5d31fed

Aliases

arxiv: 2206.01294 · arxiv_version: 2206.01294v3 · doi: 10.48550/arxiv.2206.01294 · pith_short_12: QQ46ETA6P3IV · pith_short_16: QQ46ETA6P3IVSOFF · pith_short_8: QQ46ETA6

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/QQ46ETA6P3IVSOFFXOJKOYFEM6 \
  | 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: 8439e24c1e7ed15938a5bb92a760a4678187252f8f16d6737a270f9ed5d31fed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03126672a8cc1c296a8654bf65c0fee5d8f9dfac227a9fbaa1824e682ab37089",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-06-02T20:32:18Z",
    "title_canon_sha256": "a426e36871712cc8ec3868b2893dc6f92a4bfd84643e9fae44d928328358bbbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.01294",
    "kind": "arxiv",
    "version": 3
  }
}