Pith Number

pith:WCWJBMPR

pith:2004:WCWJBMPRVCW3SYJDTZR6CRQEK2

not attested not anchored not stored refs pending

Scalable Ion Trap Quantum Computing without Moving Ions

L. Tian, P. Zoller, R. Blatt

arxiv:quant-ph/0412186 v1 · 2004-12-23 · 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{WCWJBMPRVCW3SYJDTZR6CRQEK2}

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	2026-05-18T04:16:53.796257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0ac90b1f1a8adb961239e63e1460456baf41980caf5e50fa0e47857a0735d36

Aliases

arxiv: quant-ph/0412186 · arxiv_version: quant-ph/0412186v1 · doi: 10.48550/arxiv.quant-ph/0412186 · pith_short_12: WCWJBMPRVCW3 · pith_short_16: WCWJBMPRVCW3SYJD · pith_short_8: WCWJBMPR

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/WCWJBMPRVCW3SYJDTZR6CRQEK2 \
  | 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: b0ac90b1f1a8adb961239e63e1460456baf41980caf5e50fa0e47857a0735d36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef6c7d7b87570989d59ae4264884f4f10b48d350a011cb7d2860e0f625411ff4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-12-23T14:23:36Z",
    "title_canon_sha256": "1ec232ccfcd9af1bc862eda5e510e54d170817975137fc3090ef3cde1b825128"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0412186",
    "kind": "arxiv",
    "version": 1
  }
}