Pith Number

pith:NGXQWIRL

pith:1999:NGXQWIRLDVCRM7ZH5SBYTNAVMI

not attested not anchored not stored refs pending

Quantum state engineering on an optical transition and decoherence in a Paul trap

Austria), Ch. Roos, D. Leibfried, F. Schmidt-Kaler, H. C. Naegerl, H. Rohde, J. Eschner, R. Blatt (Institut fuer Experimentalphysik, Th. Zeiger, Universitaet Innsbruck

arxiv:quant-ph/9909038 v1 · 1999-09-13 · 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{NGXQWIRLDVCRM7ZH5SBYTNAVMI}

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	2026-07-04T16:16:24.495973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69af0b222b1d45167f27ec8389b41562399a20b432919f3473771d3b5f81bc02

Aliases

arxiv: quant-ph/9909038 · arxiv_version: quant-ph/9909038v1 · doi: 10.48550/arxiv.quant-ph/9909038 · pith_short_12: NGXQWIRLDVCR · pith_short_16: NGXQWIRLDVCRM7ZH · pith_short_8: NGXQWIRL

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/NGXQWIRLDVCRM7ZH5SBYTNAVMI \
  | 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: 69af0b222b1d45167f27ec8389b41562399a20b432919f3473771d3b5f81bc02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "714d9f50bfb6d0c537466a9823ee88c409052fa7dfaad6dba375c4ef69542206",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-09-13T10:04:19Z",
    "title_canon_sha256": "263b756b1848e2583e62f55b4514718441f7ac81c3d2576d73920c9c7935d0ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9909038",
    "kind": "arxiv",
    "version": 1
  }
}