Pith Number

pith:G64Q364E

pith:2003:G64Q364ENWBBSOQNB3PAQ265DC

not attested not anchored not stored refs pending

How to realize a universal quantum gate with trapped ions

C. Becher, C.F. Roos, F. Schmidt-Kaler, G.P.T. Lancaster, H. H\"affner, J. Eschner, M. Riebe, R. Blatt, T. Deuschle, W. H\"ansel

arxiv:quant-ph/0312162 v1 · 2003-12-19 · 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{G64Q364ENWBBSOQNB3PAQ265DC}

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	2026-05-18T01:08:59.267341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37b90dfb846d82193a0d0ede086bdd18bea2c168345a01d379bbdaa5e12b9bbd

Aliases

arxiv: quant-ph/0312162 · arxiv_version: quant-ph/0312162v1 · doi: 10.48550/arxiv.quant-ph/0312162 · pith_short_12: G64Q364ENWBB · pith_short_16: G64Q364ENWBBSOQN · pith_short_8: G64Q364E

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/G64Q364ENWBBSOQNB3PAQ265DC \
  | 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: 37b90dfb846d82193a0d0ede086bdd18bea2c168345a01d379bbdaa5e12b9bbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f890d3379069b146143e0b198ee51e909b56c02bb3cc2b2004020f28aecb0fef",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-12-19T09:54:23Z",
    "title_canon_sha256": "6a596c47a03b4888d972896847d0538b5401fa6ecd42c34e291ed0d3dc99ce7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0312162",
    "kind": "arxiv",
    "version": 1
  }
}