Pith Number

pith:LTQHOPBE

pith:2010:LTQHOPBEYYKNDQYHO7KOWYLW4U

not attested not anchored not stored refs pending

Whispering gallery mode resonator based ultra-narrow linewidth external cavity semiconductor laser

A. A. Savchenkov, A. B. Matsko, D. Seidel, L. Maleki, V. S. Ilchenko, W. Liang

arxiv:1008.0896 v1 · 2010-08-05 · 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{LTQHOPBEYYKNDQYHO7KOWYLW4U}

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	2026-05-18T01:17:21.279487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ce0773c24c614d1c30777d4eb6176e534c3f472c6aa7373ae8a6aa251ed4e43

Aliases

arxiv: 1008.0896 · arxiv_version: 1008.0896v1 · doi: 10.48550/arxiv.1008.0896 · pith_short_12: LTQHOPBEYYKN · pith_short_16: LTQHOPBEYYKNDQYH · pith_short_8: LTQHOPBE

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/LTQHOPBEYYKNDQYHO7KOWYLW4U \
  | 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: 5ce0773c24c614d1c30777d4eb6176e534c3f472c6aa7373ae8a6aa251ed4e43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa574dcbe4472404539424238fc337a306e563d78e82e195e66f3260709733a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-08-05T00:21:37Z",
    "title_canon_sha256": "82cad1a72320c876d09fe3c191b1a264280272dcbe2da6206ef883b2f4536299"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0896",
    "kind": "arxiv",
    "version": 1
  }
}