Pith Number

pith:PN3IPRO4

pith:2021:PN3IPRO42CJRFDUC7WJHVNFT6Z

not attested not anchored not stored refs pending

Metrological characterisation of non-Gaussian entangled states of superconducting qubits

Chi-Tong Chen, Dongning Zheng, Franco Nori, Hao Li, Hekang Li, Heng Fan, H. Wang, Kai Xu, Kaixuan Huang, Pengtao Song, Xiaohui Song, Yun-Hao Shi, Yu-Ran Zhang, Zheng-Hang Sun, Zhongcheng Xiang

arxiv:2103.11434 v2 · 2021-03-21 · 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{PN3IPRO42CJRFDUC7WJHVNFT6Z}

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	2026-07-05T04:16:11.938614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b7687c5dcd093128e82fd927ab4b3f64c53ba4be3828f07b9c92e497390260d

Aliases

arxiv: 2103.11434 · arxiv_version: 2103.11434v2 · doi: 10.48550/arxiv.2103.11434 · pith_short_12: PN3IPRO42CJR · pith_short_16: PN3IPRO42CJRFDUC · pith_short_8: PN3IPRO4

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/PN3IPRO42CJRFDUC7WJHVNFT6Z \
  | 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: 7b7687c5dcd093128e82fd927ab4b3f64c53ba4be3828f07b9c92e497390260d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e93178980f1bb34d4d57c042223c8be150932c3309614f641345dddc545a79a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-03-21T16:39:25Z",
    "title_canon_sha256": "e0e86e1bb15440edb684bc59a848ed0cd45854d608b2e071f8ad64298d1cdf3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.11434",
    "kind": "arxiv",
    "version": 2
  }
}