Pith Number

pith:ZBFSTQOW

pith:2013:ZBFSTQOWPFY6QNCMPZHPQ6NNSO

not attested not anchored not stored refs pending

Optimized controlled Z gates for two superconducting qubits coupled through a resonator

D. J. Egger, F. K. Wilhelm

arxiv:1306.6894 v1 · 2013-06-28 · 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{ZBFSTQOWPFY6QNCMPZHPQ6NNSO}

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	2026-05-18T01:49:06.529085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c84b29c1d67971e8344c7e4ef879ad939be52a0efdfec0ce583b2e37cf55b4c6

Aliases

arxiv: 1306.6894 · arxiv_version: 1306.6894v1 · doi: 10.48550/arxiv.1306.6894 · pith_short_12: ZBFSTQOWPFY6 · pith_short_16: ZBFSTQOWPFY6QNCM · pith_short_8: ZBFSTQOW

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/ZBFSTQOWPFY6QNCMPZHPQ6NNSO \
  | 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: c84b29c1d67971e8344c7e4ef879ad939be52a0efdfec0ce583b2e37cf55b4c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "484c67d357ce1e94601297f54f28b2866a86eb30ae7a19e681d89f5fe7af9ee8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-06-28T17:07:48Z",
    "title_canon_sha256": "7bc6b827c44b9f0683d12af7dc2d050154ff198578728899584dc25ea2c70808"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6894",
    "kind": "arxiv",
    "version": 1
  }
}