Pith Number

pith:3WC2NRD2

pith:2021:3WC2NRD25PVEBIZ46YHVJ253Q2

not attested not anchored not stored refs pending

SiGe quantum wells with oscillating Ge concentrations for quantum dot qubits

Benjamin Harpt, D. E. Savage, J. P. Dodson, M. A. Eriksson, Mark Friesen, M. A. Wolfe, Merritt P. Losert, M. G. Lagally, Rajib Rahman, Robert Joynt, S. N. Coppersmith, Thomas McJunkin, Yi Feng

arxiv:2112.09765 v3 · 2021-12-17 · quant-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WC2NRD25PVEBIZ46YHVJ253Q2}

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	2026-07-05T05:25:47.675310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd85a6c47aebea40a33cf60f54ebbb8687a35fce4640ff0d59f4a8add2627dd1

Aliases

arxiv: 2112.09765 · arxiv_version: 2112.09765v3 · doi: 10.48550/arxiv.2112.09765 · pith_short_12: 3WC2NRD25PVE · pith_short_16: 3WC2NRD25PVEBIZ4 · pith_short_8: 3WC2NRD2

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/3WC2NRD25PVEBIZ46YHVJ253Q2 \
  | 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: dd85a6c47aebea40a33cf60f54ebbb8687a35fce4640ff0d59f4a8add2627dd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9eed57c2879780aea8743b2cf4a3f1f2c035a6668322200e764d07ad7fc08d6e",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-17T20:56:07Z",
    "title_canon_sha256": "0015831d053bebac368d2915865d948f4bdfa6ef23642c49641ec0ef94b221fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.09765",
    "kind": "arxiv",
    "version": 3
  }
}