Pith Number

pith:QWOOAIBH

pith:2012:QWOOAIBHXIDAYHSQZH67F3TVM3

not attested not anchored not stored refs pending

25 kHz narrow spectral bandwidth of a wavelength tunable diode laser with a short waveguide-based external cavity

C. J. Lee, E. J. Klein, H. L. Offerhaus, H. Song, K.-J. Boller, R. M. Oldenbeuving

arxiv:1204.0353 v1 · 2012-04-02 · 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{QWOOAIBHXIDAYHSQZH67F3TVM3}

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	2026-05-18T01:57:58.207705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

859ce02027ba060c1e50c9fdf2ee7566c8ad4a2129a3981b5766cce74d033a40

Aliases

arxiv: 1204.0353 · arxiv_version: 1204.0353v1 · doi: 10.48550/arxiv.1204.0353 · pith_short_12: QWOOAIBHXIDA · pith_short_16: QWOOAIBHXIDAYHSQ · pith_short_8: QWOOAIBH

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/QWOOAIBHXIDAYHSQZH67F3TVM3 \
  | 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: 859ce02027ba060c1e50c9fdf2ee7566c8ad4a2129a3981b5766cce74d033a40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80fae853a39523824346d87fe85b18e6a6ff46b1d0bb0c028b5cdf231a69be58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-04-02T09:25:41Z",
    "title_canon_sha256": "95215f769e2d8fdddaa0386d45595b51bc26c2b15273d66aed7a92659f4525bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0353",
    "kind": "arxiv",
    "version": 1
  }
}