Pith Number

pith:7R3HXV2Y

pith:2026:7R3HXV2YI6KCJBP3PVXVUIFHOA

not attested not anchored not stored refs pending

High-Precision Calibration Workflow Achieves Above $99.9\%$ CZ Gate Fidelity on a Scalable Superconducting Processor

Cheng Chen, Guangming Xue, Haifeng Yu, Huili Zhang, Meiling Li, Pei Liu, Shuang Yang, Yaqing Feng, Yulong Li

arxiv:2607.01422 v1 · 2026-07-01 · 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{7R3HXV2YI6KCJBP3PVXVUIFHOA}

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	2026-07-03T00:16:59.877436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc767bd75847942485fb7d6f5a20a770075c225d52d3faf1ad476e3184f07afe

Aliases

arxiv: 2607.01422 · arxiv_version: 2607.01422v1 · doi: 10.48550/arxiv.2607.01422 · pith_short_12: 7R3HXV2YI6KC · pith_short_16: 7R3HXV2YI6KCJBP3 · pith_short_8: 7R3HXV2Y

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/7R3HXV2YI6KCJBP3PVXVUIFHOA \
  | 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: fc767bd75847942485fb7d6f5a20a770075c225d52d3faf1ad476e3184f07afe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4c3c908647dc9f96739f91b25386ee6982004024fba8efc03447c36886b78af",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-01T19:32:44Z",
    "title_canon_sha256": "c56d32e7acf5872a7cc4a0fa0438d6723cab60aa2af99c672b88304ae5ca6f7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01422",
    "kind": "arxiv",
    "version": 1
  }
}