Pith Number

pith:4LSZF7Q2

pith:2019:4LSZF7Q2C5E6Z54LL6BPLFQT6O

not attested not anchored not stored refs pending

Directly pumped 10 GHz microcomb modules from low-power diode lasers

Christine Y. Wang, Cort Johnson, Kerry Vahala, Myoung-Gyun Suh

arxiv:1901.08126 v1 · 2019-01-23 · physics.optics · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LSZF7Q2C5E6Z54LL6BPLFQT6O}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:47:26.476563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2e592fe1a1749ecf78b5f82f59613f396fb296f55700f189b6e88b4cebc7d41

Aliases

arxiv: 1901.08126 · arxiv_version: 1901.08126v1 · doi: 10.48550/arxiv.1901.08126 · pith_short_12: 4LSZF7Q2C5E6 · pith_short_16: 4LSZF7Q2C5E6Z54L · pith_short_8: 4LSZF7Q2

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/4LSZF7Q2C5E6Z54LL6BPLFQT6O \
  | 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: e2e592fe1a1749ecf78b5f82f59613f396fb296f55700f189b6e88b4cebc7d41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37a8c8211b6cfa7c36b9063ff45d9548d0877a22efeee623f9d68ecc55e458ae",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-01-23T20:49:39Z",
    "title_canon_sha256": "88cd3c5d7b1371f2ed4192ec6f6b8ae6ae19066cc4fd5b980b43d409abc0c626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08126",
    "kind": "arxiv",
    "version": 1
  }
}