Pith Number

pith:KWZXNKUK

pith:2013:KWZXNKUKGUH65A634LHCSO4BGH

not attested not anchored not stored refs pending

Robust, frequency-stable and accurate mid-IR laser spectrometer based on frequency comb metrology of quantum cascade lasers up-converted in orientation-patterned GaAs

Arnaud Grisard, Bruno G\'erard, Eric Lallier, Ingo Ernsting, Michael G. Hansen, Sergey V. Vasilyev, Stephan Schiller

arxiv:1308.6430 v2 · 2013-08-29 · 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{KWZXNKUKGUH65A634LHCSO4BGH}

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	2026-05-18T02:16:41.403880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55b376aa8a350fee83dbe2ce293b8131d8b6bc3a71df5f1ac2e8c2970529cf4b

Aliases

arxiv: 1308.6430 · arxiv_version: 1308.6430v2 · doi: 10.48550/arxiv.1308.6430 · pith_short_12: KWZXNKUKGUH6 · pith_short_16: KWZXNKUKGUH65A63 · pith_short_8: KWZXNKUK

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/KWZXNKUKGUH65A634LHCSO4BGH \
  | 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: 55b376aa8a350fee83dbe2ce293b8131d8b6bc3a71df5f1ac2e8c2970529cf4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46ea0a28cf6803be837938a4cc1fc08eba9964d34abbdd608567b948ec483c19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-08-29T11:08:24Z",
    "title_canon_sha256": "72fec132f4d26539dcb87ab7df13bd85d7a119e07183bb7c94ea2c3803928175"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6430",
    "kind": "arxiv",
    "version": 2
  }
}