Pith Number

pith:MJVFMYI4

pith:2025:MJVFMYI4LR2XS4MDCZPB5YAD76

not attested not anchored not stored refs pending

Micromagnet-free operation of electron spin qubits in Si/Si$_{1-x}$Ge$_x$ vertical double quantum dots

Abhikbrata Sarkar, Daniel Loss

arxiv:2512.19785 v1 · 2025-12-22 · cond-mat.mes-hall · 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{MJVFMYI4LR2XS4MDCZPB5YAD76}

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	2026-06-02T03:04:36.613448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

626a56611c5c75797183165e1ee003ff93ea124b45d3b8a2d73c58c533244ca7

Aliases

arxiv: 2512.19785 · arxiv_version: 2512.19785v1 · doi: 10.48550/arxiv.2512.19785 · pith_short_12: MJVFMYI4LR2X · pith_short_16: MJVFMYI4LR2XS4MD · pith_short_8: MJVFMYI4

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/MJVFMYI4LR2XS4MDCZPB5YAD76 \
  | 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: 626a56611c5c75797183165e1ee003ff93ea124b45d3b8a2d73c58c533244ca7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0b8c6188d9e671f05df421f67f93dfeffdbc64ea3be4d7da99c9aecd4686e8a",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2025-12-22T19:00:01Z",
    "title_canon_sha256": "28d418b6c63d6605097dc28a67619192b3c5bb798320d2956aa0c7d19baf9ab2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.19785",
    "kind": "arxiv",
    "version": 1
  }
}