Pith Number

pith:YQZONPIB

pith:2018:YQZONPIBEWDQRR7JSZ4BY257EV

not attested not anchored not stored refs pending

Off-resonant emission of photon pairs in nonlinear optical cavities

Christoph Marquardt, Dmitry V. Strekalov, Gerd Leuchs, Gerhard Schunk, Martin Fischer, Michael F\"ortsch, Valentin A. Averchenko

arxiv:1805.08467 v1 · 2018-05-22 · 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{YQZONPIBEWDQRR7JSZ4BY257EV}

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	2026-05-18T00:15:26.363784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c432e6bd01258708c7e996781c6bbf254b4decff49b750e854987b7fa6021c32

Aliases

arxiv: 1805.08467 · arxiv_version: 1805.08467v1 · doi: 10.48550/arxiv.1805.08467 · pith_short_12: YQZONPIBEWDQ · pith_short_16: YQZONPIBEWDQRR7J · pith_short_8: YQZONPIB

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/YQZONPIBEWDQRR7JSZ4BY257EV \
  | 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: c432e6bd01258708c7e996781c6bbf254b4decff49b750e854987b7fa6021c32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc9926d7010cdfe606b7efc9b46e2cf9680ca805b796138b4b4d73b94b393ad5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-05-22T09:15:58Z",
    "title_canon_sha256": "98754e45b1bcb9a7ded5a51ee311a53b8c0bc988084c7a1a92542c0a6e3dcc24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08467",
    "kind": "arxiv",
    "version": 1
  }
}