Pith Number

pith:G632XXXF

pith:2014:G632XXXF5UZMENWXYFUMPZDH7K

not attested not anchored not stored refs pending

Highly efficient generation of single-mode photon pairs using a crystalline whispering gallery mode resonator

Christoph Marquardt, Dmitry Strekalov, Florian Sedlmeir, Gerd Leuchs, Gerhard Schunk, Harald G. L. Schwefel, Josef U. F\"urst, Martin J. Stevens, Michael F\"ortsch, Sae Woo Nam, Thomas Gerrits

arxiv:1404.0593 v1 · 2014-04-02 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G632XXXF5UZMENWXYFUMPZDH7K}

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	2026-05-18T02:25:47.401485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37b7abdee5ed32c236d7c168c7e467fa897b3fccbeb4911edf3a536e69c153ad

Aliases

arxiv: 1404.0593 · arxiv_version: 1404.0593v1 · doi: 10.48550/arxiv.1404.0593 · pith_short_12: G632XXXF5UZM · pith_short_16: G632XXXF5UZMENWX · pith_short_8: G632XXXF

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/G632XXXF5UZMENWXYFUMPZDH7K \
  | 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: 37b7abdee5ed32c236d7c168c7e467fa897b3fccbeb4911edf3a536e69c153ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52863fdc5c719ebfa451cc34f3d2490168a24f739be6d71c6144ba0638df7e7f",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-02T15:51:07Z",
    "title_canon_sha256": "f56972fa87abbf8ae6f03bf3f41d959cfd29cdb9ba6b0b69af5dce0c4bf9b9b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0593",
    "kind": "arxiv",
    "version": 1
  }
}