Pith Number

pith:CLDPYKGX

pith:2019:CLDPYKGX2PQSSQ3COZB4YGO3T2

not attested not anchored not stored refs pending

Discovery of ST1 centers in natural diamond

Fedor Jelezko, Lachlan J. Rogers, Marcus W. Doherty, Mathias H. Metsch, Neil B. Manson, Prithvi Reddy, Priyadharshini Balasubramanian

arxiv:1906.04385 v2 · 2019-06-11 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CLDPYKGX2PQSSQ3COZB4YGO3T2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:42:53.040076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12c6fc28d7d3e12943627643cc19db9e95c8f37806f64866f6329662ac0ac689

Aliases

arxiv: 1906.04385 · arxiv_version: 1906.04385v2 · doi: 10.48550/arxiv.1906.04385 · pith_short_12: CLDPYKGX2PQS · pith_short_16: CLDPYKGX2PQSSQ3C · pith_short_8: CLDPYKGX

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/CLDPYKGX2PQSSQ3COZB4YGO3T2 \
  | 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: 12c6fc28d7d3e12943627643cc19db9e95c8f37806f64866f6329662ac0ac689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6eb16bb1c42c49965e9bc7016a4d0f1e868feef87e9074dc7c497600a29cae79",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-11T04:17:15Z",
    "title_canon_sha256": "a74493577f67d521a045010da8a4f1ec4130bf8dae46f25b75fd982cfb7ee5d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04385",
    "kind": "arxiv",
    "version": 2
  }
}