Pith Number

pith:NGXUQN5K

pith:2009:NGXUQN5KFGBLDY2FMXNPGAQPDY

not attested not anchored not stored refs pending

Efficient creation of multipartite entanglement in flux qubits

Frank K. Wilhelm, Johannes Ferber

arxiv:0911.5610 v2 · 2009-11-30 · 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{NGXUQN5KFGBLDY2FMXNPGAQPDY}

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	2026-05-18T02:10:35.644151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69af4837aa2982b1e34565daf3020f1e10f1761ecf2cedad1ff78f0f6b55d155

Aliases

arxiv: 0911.5610 · arxiv_version: 0911.5610v2 · doi: 10.48550/arxiv.0911.5610 · pith_short_12: NGXUQN5KFGBL · pith_short_16: NGXUQN5KFGBLDY2F · pith_short_8: NGXUQN5K

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/NGXUQN5KFGBLDY2FMXNPGAQPDY \
  | 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: 69af4837aa2982b1e34565daf3020f1e10f1761ecf2cedad1ff78f0f6b55d155

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "323e9f8b68e831c3e127e22ae5a3e147315847512d7cc7a18efb1a323c70413a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-11-30T11:15:08Z",
    "title_canon_sha256": "ec4b4b17d644d944f64730f579e883dbecfa4a96bafdb0219c1fa9625b92f0fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5610",
    "kind": "arxiv",
    "version": 2
  }
}