Pith Number

pith:4XC5DIQ5

pith:2012:4XC5DIQ5IUUXQRM7NLJJEQSDOU

not attested not anchored not stored refs pending

Optical Kerr Frequency Comb Generation in Overmoded Resonators

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

arxiv:1201.1959 v1 · 2012-01-10 · 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{4XC5DIQ5IUUXQRM7NLJJEQSDOU}

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	2026-05-18T04:04:54.360024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5c5d1a21d452978459f6ad29242437529bce7eb345469e68544f0615e271532

Aliases

arxiv: 1201.1959 · arxiv_version: 1201.1959v1 · doi: 10.48550/arxiv.1201.1959 · pith_short_12: 4XC5DIQ5IUUX · pith_short_16: 4XC5DIQ5IUUXQRM7 · pith_short_8: 4XC5DIQ5

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/4XC5DIQ5IUUXQRM7NLJJEQSDOU \
  | 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: e5c5d1a21d452978459f6ad29242437529bce7eb345469e68544f0615e271532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a40d1490aa1d7907cd185051a914dedec48cf0f9414020590a248a8def179ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-01-10T02:55:52Z",
    "title_canon_sha256": "0efdb56c6e07c6cea52f1bcf04c399c7c4480cc8da204ec7be35e71433103c29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1959",
    "kind": "arxiv",
    "version": 1
  }
}