Pith Number

pith:BK2LDAV2

pith:2018:BK2LDAV24OOCK2P52XKKJYQJZC

not attested not anchored not stored refs pending

30 GHz-voltage controlled oscillator operating at 4 K

Arne Hollmann, Daniel Jirovec, Dietmar Kissinger, Gunter Fischer, Lars R. Schreiber, Maciej Kucharski

arxiv:1804.09522 v1 · 2018-04-25 · quant-ph · physics.app-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{BK2LDAV24OOCK2P52XKKJYQJZC}

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	2026-05-18T00:00:08.630779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ab4b182bae39c2569fdd5d4a4e209c89b943c4201b2950cd7c35a9d79154c6d

Aliases

arxiv: 1804.09522 · arxiv_version: 1804.09522v1 · doi: 10.48550/arxiv.1804.09522 · pith_short_12: BK2LDAV24OOC · pith_short_16: BK2LDAV24OOCK2P5 · pith_short_8: BK2LDAV2

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/BK2LDAV24OOCK2P52XKKJYQJZC \
  | 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: 0ab4b182bae39c2569fdd5d4a4e209c89b943c4201b2950cd7c35a9d79154c6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d0600b97c3d2d232f65bfeecaa48a57dedc37f0ef69af91ada1e0071689e5c9",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-25T12:39:39Z",
    "title_canon_sha256": "0b747f936b4d4e88d4c7d0314648a3b1a4d74eb8965f4e3148b62f0b61bbaa8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09522",
    "kind": "arxiv",
    "version": 1
  }
}