Pith Number

pith:LW4NYKON

pith:2023:LW4NYKONMJFH3WEP2OCSD2KL7Q

not attested not anchored not stored refs pending

Systematic Improvements in Transmon Qubit Coherence Enabled by Niobium Surface Encapsulation

Akshay A. Murthy, Alexander Romanenko, Andrei Lunin, Anna Grassellino, Cameron J. Kopas, Carlos G. Torres-Castanedo, Daniel Bafia, David P. Pappas, David van Zanten, Dominic P. Goronzy, Duncan Miller, Ella O. Lachman, Florent Q. Lecocq, Francesco Crisa, Graham Pritchard, Hilal Cansizoglu, Ivan Nekrashevich, Jaeyel Lee, James A. Sauls, James M. Rondinelli, Jayss Marshall, Jens Koch, Jin-Su Oh, John Zasadzinski, Josh Y. Mutus, Kameshwar Yadavalli, Kim Vu, Lin Zhou, Mark C. Hersam, Matthew J. Kramer, Matthew J. Reagor, Michael J. Bedzyk, Mustafa Bal, Roman Pilipenko, Shaojiang Zhu, Tanay Roy, Vinayak P. Dravid, Xinyuan You, Yulia Krasnikova, Ziwen Huang

arxiv:2304.13257 v3 · 2023-04-26 · quant-ph · cond-mat.mtrl-sci · cond-mat.supr-con

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LW4NYKONMJFH3WEP2OCSD2KL7Q}

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.

Cited by

1 paper in Pith

On-chip stencil lithography for superconducting qubits

Receipt and verification

First computed	2026-07-05T08:23:08.713674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5db8dc29cd624a7dd88fd38521e94bfc0d1152dddbce10e14133512a070638ec

Aliases

arxiv: 2304.13257 · arxiv_version: 2304.13257v3 · doi: 10.48550/arxiv.2304.13257 · pith_short_12: LW4NYKONMJFH · pith_short_16: LW4NYKONMJFH3WEP · pith_short_8: LW4NYKON

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/LW4NYKONMJFH3WEP2OCSD2KL7Q \
  | 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: 5db8dc29cd624a7dd88fd38521e94bfc0d1152dddbce10e14133512a070638ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d830020f98ce77083ebffaaf15b3aa2203ac6967ea2a51ab55bc0db66de2ba3",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.supr-con"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-04-26T02:59:28Z",
    "title_canon_sha256": "e9d0279605462fac7b22eaf0bddc4ffcf7623dbaa54a23ca93f7ba0a542570f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.13257",
    "kind": "arxiv",
    "version": 3
  }
}