Pith Number

pith:W3PDYPZW

pith:2025:W3PDYPZW5AEIU2NJXRTALNIFDX

not attested not anchored not stored refs pending

Nitrogen-vacancy centre formation via local femto-second laser annealing of diamond

Alastair Stacey, Alexander J Healey, Benjamin Cumming, Brant C Gibson, Brett C Johnson, Davin Yue Ming Peng, Hiroshi Abe, Philipp Reineck, Rebecca Griffin, Takeshi Ohshima

arxiv:2507.18027 v1 · 2025-07-24 · 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{W3PDYPZW5AEIU2NJXRTALNIFDX}

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	2026-07-05T11:42:39.664422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6de3c3f36e8088a69a9bc6605b5051dc44355226199d194cf6d77cdd746bf6b

Aliases

arxiv: 2507.18027 · arxiv_version: 2507.18027v1 · doi: 10.48550/arxiv.2507.18027 · pith_short_12: W3PDYPZW5AEI · pith_short_16: W3PDYPZW5AEIU2NJ · pith_short_8: W3PDYPZW

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/W3PDYPZW5AEIU2NJXRTALNIFDX \
  | 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: b6de3c3f36e8088a69a9bc6605b5051dc44355226199d194cf6d77cdd746bf6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec019aa9045aad4fabb42a3e7e72bd58f25a0d7951672a18ff0e3c8e93ccf0c4",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-07-24T01:59:35Z",
    "title_canon_sha256": "90ab7599b7fe315435a6890167627f7fb2c8f8d9164ebda3dfab238e3b43fcb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18027",
    "kind": "arxiv",
    "version": 1
  }
}