Pith Number

pith:NCEPD7Y4

pith:2002:NCEPD7Y4UUSFYV2XTTL5WCC3US

not attested not anchored not stored refs pending

Coupling a single atomic quantum bit to a high finesse optical cavity

A. B. Mundt, A. Kreuter, C. Becher, D. Leibfried, F. Schmidt-Kaler, J. Eschner, R. Blatt

arxiv:quant-ph/0202112 v3 · 2002-02-20 · 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{NCEPD7Y4UUSFYV2XTTL5WCC3US}

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	2026-07-04T16:35:59.929522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6888f1ff1ca5245c57579cd7db085ba49a811e9a94033b9c91d93d2017148518

Aliases

arxiv: quant-ph/0202112 · arxiv_version: quant-ph/0202112v3 · doi: 10.48550/arxiv.quant-ph/0202112 · pith_short_12: NCEPD7Y4UUSF · pith_short_16: NCEPD7Y4UUSFYV2X · pith_short_8: NCEPD7Y4

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/NCEPD7Y4UUSFYV2XTTL5WCC3US \
  | 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: 6888f1ff1ca5245c57579cd7db085ba49a811e9a94033b9c91d93d2017148518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "152fc639c89af660d8b1c1463938ccc07f402a9b84c322db7da913b9a4e5f5ef",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-02-20T11:30:32Z",
    "title_canon_sha256": "402df4a81fdb8756534eb5c61aeefdfe28d314698f5cd384f10e32558f6ac0c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0202112",
    "kind": "arxiv",
    "version": 3
  }
}