Pith Number

pith:SYBMQSCH

pith:2014:SYBMQSCHUXGNNDQPA6AWVC46QD

not attested not anchored not stored refs pending

Gigahertz Self-referenceable Frequency Comb from a Semiconductor Disk Laser

Alexander Klenner, Aline S. Mayer, Bauke W. Tilma, Christian A. Zaugg, Clara J. Saraceno, Emilio Gini, Florian Emaury, Mario Mangold, Matthias Golling, Sandro M. Link, Ursula Keller

arxiv:1405.5031 v2 · 2014-05-20 · 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{SYBMQSCHUXGNNDQPA6AWVC46QD}

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	2026-05-18T01:43:10.358094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9602c84847a5ccd68e0f07816a8b9e80d2e52495fa182e1a825a3aca28775973

Aliases

arxiv: 1405.5031 · arxiv_version: 1405.5031v2 · doi: 10.48550/arxiv.1405.5031 · pith_short_12: SYBMQSCHUXGN · pith_short_16: SYBMQSCHUXGNNDQP · pith_short_8: SYBMQSCH

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/SYBMQSCHUXGNNDQPA6AWVC46QD \
  | 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: 9602c84847a5ccd68e0f07816a8b9e80d2e52495fa182e1a825a3aca28775973

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a37ab23173bfaca55966bab8fda50a837a2c779ae570096fa99e9fa27edd2d10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-05-20T11:01:22Z",
    "title_canon_sha256": "05d8e9eca1efc061c67872915106f7a4d2baea64562ed0e93c5833d356520085"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5031",
    "kind": "arxiv",
    "version": 2
  }
}