Pith Number

pith:XZMGDYNE

pith:2015:XZMGDYNEIBFCOP4GC52HM3GU7I

not attested not anchored not stored refs pending

Ultrastable frequency reference at 1.56 {\mu}m using a CO molecular overtone transition with the noise immune cavity-enhanced optical heterodyne molecular spectroscopy method

Alberto Stochino, John Lipa, Paul Berceau, Robert Byer, Shailendar Saraf

arxiv:1511.06708 v2 · 2015-11-20 · physics.atom-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZMGDYNEIBFCOP4GC52HM3GU7I}

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	2026-05-18T01:14:02.252577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be5861e1a4404a273f861774766cd4fa174dccccb2342e92f3397593175be092

Aliases

arxiv: 1511.06708 · arxiv_version: 1511.06708v2 · doi: 10.48550/arxiv.1511.06708 · pith_short_12: XZMGDYNEIBFC · pith_short_16: XZMGDYNEIBFCOP4G · pith_short_8: XZMGDYNE

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/XZMGDYNEIBFCOP4GC52HM3GU7I \
  | 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: be5861e1a4404a273f861774766cd4fa174dccccb2342e92f3397593175be092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7277ea0b3a9b0b042196e9da8fa8f8f0fb8cb0d06327b09d89c5de46e55ebeed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-11-20T17:45:33Z",
    "title_canon_sha256": "e3fdac31883739090b06d81a2bc4acb59c3cd497a662f5b6755f995a9563443d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06708",
    "kind": "arxiv",
    "version": 2
  }
}