Pith Number

pith:P2XARIKB

pith:2018:P2XARIKBACFWSMR5WKTPGBTNAO

not attested not anchored not stored refs pending

Hyperpolarization-enhanced NMR spectroscopy with femtomole sensitivity using quantum defects in diamond

David R. Glenn, Dominik B. Bucher, Hongkun Park, Mikhail D. Lukin, Ronald L. Walsworth

arxiv:1810.02408 v1 · 2018-10-04 · physics.app-ph · 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{P2XARIKBACFWSMR5WKTPGBTNAO}

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	2026-07-05T01:08:58.377013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7eae08a141008b69323db2a6f3066d03bc8ea1231e185432e41b5c5b544f3b46

Aliases

arxiv: 1810.02408 · arxiv_version: 1810.02408v1 · doi: 10.48550/arxiv.1810.02408 · pith_short_12: P2XARIKBACFW · pith_short_16: P2XARIKBACFWSMR5 · pith_short_8: P2XARIKB

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/P2XARIKBACFWSMR5WKTPGBTNAO \
  | 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: 7eae08a141008b69323db2a6f3066d03bc8ea1231e185432e41b5c5b544f3b46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35e89368b20553dca8b336f423d5eaa1dce7ff449de03e99207c7b9f4841ddee",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-10-04T19:59:23Z",
    "title_canon_sha256": "2571457703da7324166bc040209f3aee2eafe6ecb33b3f166d60bb7c845726b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02408",
    "kind": "arxiv",
    "version": 1
  }
}