Pith Number

pith:45VOC7HN

pith:2018:45VOC7HN7OFSXUXZWU3H22OVJS

not attested not anchored not stored refs pending

Frequency comb up- and down-conversion in a synchronously-driven $\chi^{(2)}$ optical microresonator

Ewelina Obrzud, Ingo Breunig, Jan Szabados, Karsten Buse, Simon J. Herr, Steve Lecomte, Tobias Herr, Victor Brasch, Yuechen Jia

arxiv:1808.10054 v2 · 2018-08-29 · 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{45VOC7HN7OFSXUXZWU3H22OVJS}

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	2026-05-17T23:59:14.525279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e76ae17cedfb8b2bd2f9b5367d69d54cadb62d50b454a74f8d01b2e14250112f

Aliases

arxiv: 1808.10054 · arxiv_version: 1808.10054v2 · doi: 10.48550/arxiv.1808.10054 · pith_short_12: 45VOC7HN7OFS · pith_short_16: 45VOC7HN7OFSXUXZ · pith_short_8: 45VOC7HN

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/45VOC7HN7OFSXUXZWU3H22OVJS \
  | 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: e76ae17cedfb8b2bd2f9b5367d69d54cadb62d50b454a74f8d01b2e14250112f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00dbb43ff7188e5dd767f139e462f820acbcbf1de9c17c0b92cad00d2f0bd46e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-08-29T22:12:55Z",
    "title_canon_sha256": "7a55f0cc862df1d209dd911c948a2739dca3a31566b89f21ae55681071109065"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10054",
    "kind": "arxiv",
    "version": 2
  }
}