Pith Number

pith:7FRM664D

pith:2019:7FRM664D3I4ZP2Q2KU3UASSS42

not attested not anchored not stored refs pending

Optically coherent nitrogen-vacancy centers in {\mu}m-thin etched diamond membranes

Guus Evers, Hans van den Berg, Mark IJspeert, Maximilian Ruf, Nick de Jong, Ronald Hanson, Suzanne van Dam

arxiv:1904.00883 v1 · 2019-04-01 · cond-mat.mes-hall · physics.optics · 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{7FRM664D3I4ZP2Q2KU3UASSS42}

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	2026-05-17T23:39:54.375595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f962cf7b83da3997ea1a5537404a52e68d30ab92894ef8e13a441a6d9cf24ae9

Aliases

arxiv: 1904.00883 · arxiv_version: 1904.00883v1 · doi: 10.48550/arxiv.1904.00883 · pith_short_12: 7FRM664D3I4Z · pith_short_16: 7FRM664D3I4ZP2Q2 · pith_short_8: 7FRM664D

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/7FRM664D3I4ZP2Q2KU3UASSS42 \
  | 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: f962cf7b83da3997ea1a5537404a52e68d30ab92894ef8e13a441a6d9cf24ae9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c7cd654f8a4853cb5598c8a5a34d9db97bbc766dcb2db64411d6b645f143df2",
    "cross_cats_sorted": [
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-04-01T14:29:04Z",
    "title_canon_sha256": "10c97c6dd72ba886cfb6254574cf9e9c643c51833a614264d2ba995cdac5ed26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00883",
    "kind": "arxiv",
    "version": 1
  }
}