Pith Number

pith:RU55AKQ6

pith:2019:RU55AKQ65BGQZFRGD6X3EOGNTX

not attested not anchored not stored refs pending

A silicon quantum-dot-coupled nuclear spin qubit

Andrea Morello, Andrew S. Dzurak, Arne Laucht, Bas Hensen, Chih-Hwan Yang, Fay E. Hudson, Jun Yoneda, Kohei M. Itoh, Kok Wai Chan, Thaddeus D. Ladd, Tuomo Tanttu, Wister Wei Huang

arxiv:1904.08260 v2 · 2019-04-17 · 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{RU55AKQ65BGQZFRGD6X3EOGNTX}

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	2026-07-05T00:33:11.948871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d3bd02a1ee84d0c96261fafb238cd9df8ae5908d1d02684b4171223ea776ce2

Aliases

arxiv: 1904.08260 · arxiv_version: 1904.08260v2 · doi: 10.48550/arxiv.1904.08260 · pith_short_12: RU55AKQ65BGQ · pith_short_16: RU55AKQ65BGQZFRG · pith_short_8: RU55AKQ6

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/RU55AKQ65BGQZFRGD6X3EOGNTX \
  | 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: 8d3bd02a1ee84d0c96261fafb238cd9df8ae5908d1d02684b4171223ea776ce2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c6aab56dfd6cc8346d3919efeafe139571ac3b250256f8af01ca6b71d3c3d87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-17T13:22:38Z",
    "title_canon_sha256": "6bc63fbc28ca9fcc3782a3bfe7148249a3450e3060fbc0d8d8c461b37427bf63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08260",
    "kind": "arxiv",
    "version": 2
  }
}