Pith Number

pith:NPUVG4DP

pith:2013:NPUVG4DPG6ITF3VNX2TMZTD2QD

not attested not anchored not stored refs pending

Two-Qubit Gates for Resonant Exchange Qubits

Andrew C. Doherty, Matthew P. Wardrop

arxiv:1304.3416 v2 · 2013-04-11 · cond-mat.mes-hall · 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{NPUVG4DPG6ITF3VNX2TMZTD2QD}

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	2026-05-18T03:16:19.894418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be953706f379132eeadbea6cccc7a80e6437fc6600bae92e27d978e9fa2414f

Aliases

arxiv: 1304.3416 · arxiv_version: 1304.3416v2 · doi: 10.48550/arxiv.1304.3416 · pith_short_12: NPUVG4DPG6IT · pith_short_16: NPUVG4DPG6ITF3VN · pith_short_8: NPUVG4DP

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/NPUVG4DPG6ITF3VNX2TMZTD2QD \
  | 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: 6be953706f379132eeadbea6cccc7a80e6437fc6600bae92e27d978e9fa2414f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13d28c5ee777fad7a61af40bcaefa86262f0a56bfad9d841b941bd9d9aceebae",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2013-04-11T19:55:18Z",
    "title_canon_sha256": "078a6f9f2f9a7b15b2e9d9cd18e08cce1d557ba84918a2349df23c3426d68fc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3416",
    "kind": "arxiv",
    "version": 2
  }
}