Pith Number

pith:QPY44FKF

pith:2022:QPY44FKFQQQ4LW76M5BKLX43QZ

not attested not anchored not stored refs pending

Single Nitrogen-Vacancy-NMR of Amine-Functionalized Diamond Surfaces

Christian L. Degen, Erika Janitz, John M. Abendroth, Konstantin Herb, Laura A. V\"olker, Tianqi Zhu

arxiv:2202.03969 v1 · 2022-02-08 · 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{QPY44FKFQQQ4LW76M5BKLX43QZ}

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	2026-07-05T05:02:24.519557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83f1ce15458421c5dbfe6742a5df9b8663e4ad507a2d4b047d25f78bc9418203

Aliases

arxiv: 2202.03969 · arxiv_version: 2202.03969v1 · doi: 10.48550/arxiv.2202.03969 · pith_short_12: QPY44FKFQQQ4 · pith_short_16: QPY44FKFQQQ4LW76 · pith_short_8: QPY44FKF

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/QPY44FKFQQQ4LW76M5BKLX43QZ \
  | 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: 83f1ce15458421c5dbfe6742a5df9b8663e4ad507a2d4b047d25f78bc9418203

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4673ff074ecc6c4580262d46d004fc83e77d53a9bbdef6f0fc2ec14ae313aaf",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-02-08T16:17:22Z",
    "title_canon_sha256": "6bac852a1dca6bfc0dd735330cf6dbcf3238421ddb284be4e25e404cba33156a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.03969",
    "kind": "arxiv",
    "version": 1
  }
}