Pith Number

pith:Z4RQCGY2

pith:2012:Z4RQCGY2Y7EERBWRF52ICJN5MX

not attested not anchored not stored refs pending

Sensing remote nuclear spins

Berhard Schmid, Daniel Twitchen, Fedor Jelezko, Helmut Fedder, Jan Honert, J\"org Wrachtrup, Junichi Isoya, Mathew Markham, Nan Zhao, Ren-Bao Liu

arxiv:1204.6513 v1 · 2012-04-29 · 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{Z4RQCGY2Y7EERBWRF52ICJN5MX}

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	2026-05-18T01:57:42.604097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf23011b1ac7c84886d12f748125bd65ddb89298043132527f2e9aacfcc29300

Aliases

arxiv: 1204.6513 · arxiv_version: 1204.6513v1 · doi: 10.48550/arxiv.1204.6513 · pith_short_12: Z4RQCGY2Y7EE · pith_short_16: Z4RQCGY2Y7EERBWR · pith_short_8: Z4RQCGY2

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/Z4RQCGY2Y7EERBWRF52ICJN5MX \
  | 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: cf23011b1ac7c84886d12f748125bd65ddb89298043132527f2e9aacfcc29300

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bee33acdb2e7d989e8af2385670e470e345687b817710a4f5f8a9ca8c55cedb8",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-04-29T20:17:33Z",
    "title_canon_sha256": "a395ccdb458cac034f4132e99489d87774af9ec768f5963983c5f425cc86dd0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6513",
    "kind": "arxiv",
    "version": 1
  }
}