Pith Number

pith:XCFNSDAV

pith:2024:XCFNSDAV2KSEWGRUXQ5ODROOU4

not attested not anchored not stored refs pending

Industrial 300$\,$mm wafer processed spin qubits in natural silicon/silicon-germanium

Clement Godfrin, Daniel Schroller, Danny Wan, George Simion, Julian Ferrero, Kristiaan De Greve, Noah Glaeser, Roger Loo, Ruoyu Li, Shana Massar, Stefan Kubicek, Thomas Koch, Viktor Adam, Wolfgang Wernsdorfer

arxiv:2409.12731 v2 · 2024-09-19 · cond-mat.mes-hall · cond-mat.mtrl-sci · 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{XCFNSDAV2KSEWGRUXQ5ODROOU4}

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	2026-07-05T09:09:26.882363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b88ad90c15d2a44b1a34bc3ae1c5cea73f90343b2d6a57c912bbaea937660b2f

Aliases

arxiv: 2409.12731 · arxiv_version: 2409.12731v2 · doi: 10.48550/arxiv.2409.12731 · pith_short_12: XCFNSDAV2KSE · pith_short_16: XCFNSDAV2KSEWGRU · pith_short_8: XCFNSDAV

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/XCFNSDAV2KSEWGRUXQ5ODROOU4 \
  | 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: b88ad90c15d2a44b1a34bc3ae1c5cea73f90343b2d6a57c912bbaea937660b2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cf9430fadd52cc6d1fe50013d04203cd1262a8b8e3e75a00b96418331e55c99",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2024-09-19T12:55:46Z",
    "title_canon_sha256": "d49fe414f4fa60b8a74599de44fb6b358bb42f0417702d9f4057bf448a76ac3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.12731",
    "kind": "arxiv",
    "version": 2
  }
}