Pith Number

pith:3PZMAQHX

pith:2021:3PZMAQHXXQANCKN76LWWYV5R5U

not attested not anchored not stored refs pending

Transmon qubit with relaxation time exceeding 0.5 milliseconds

Chengyao Li, Chenlu Wang, Chuhong Yang, Guangming Xue, Guangyue Wang, Haifeng Yu, Huikai Xu, Jiaxiu Han, Jingning Zhang, Junhua Wang, Kehuan Linghu, Mo Chen, Peng Zhao, Ruixia Wang, Tang Su, Teng Ma, Weiyang Liu, Wenyan Wang, Xuegang Li, Xuehui Liang, Yingshan Zhang, Yirong Jin, Yongchao Li, Yulong Feng, Yu Song, Zhen Yang, Zhenyu Mi, Zhiyuan Li

arxiv:2105.09890 v1 · 2021-05-20 · 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{3PZMAQHXXQANCKN76LWWYV5R5U}

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	2026-07-05T05:52:06.442924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbf2c040f7bc00d129bff2ed6c57b1ed24564eed4e4b58b2dbd5047dba4ea2c3

Aliases

arxiv: 2105.09890 · arxiv_version: 2105.09890v1 · doi: 10.48550/arxiv.2105.09890 · pith_short_12: 3PZMAQHXXQAN · pith_short_16: 3PZMAQHXXQANCKN7 · pith_short_8: 3PZMAQHX

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/3PZMAQHXXQANCKN76LWWYV5R5U \
  | 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: dbf2c040f7bc00d129bff2ed6c57b1ed24564eed4e4b58b2dbd5047dba4ea2c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d142aae28c28a480c3c5cae01f5af10d894c038be69a87a3c46bb4e0be17a7a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-05-20T16:45:47Z",
    "title_canon_sha256": "d8d0e97aa9f483746f084db79b0fbd351e3858b6ba5adef389a3ab2bf695b99e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.09890",
    "kind": "arxiv",
    "version": 1
  }
}