Pith Number

pith:IGDB3PRY

pith:2019:IGDB3PRY5UDDLLRSERJKDZLJQZ

not attested not anchored not stored refs pending

Ultranarrow linewidth photonic-atomic laser

David Carlson, Douglas Bopp, John Kitching, Liron Stern, Scott B. Papp, Songbai Kang, Wei Zhang, Zachary Newman

arxiv:1906.00104 v2 · 2019-05-31 · 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{IGDB3PRY5UDDLLRSERJKDZLJQZ}

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	2026-05-17T23:44:02.060014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41861dbe38ed0635ae322452a1e5698672328a74ff05f04cebdef40d4193532c

Aliases

arxiv: 1906.00104 · arxiv_version: 1906.00104v2 · doi: 10.48550/arxiv.1906.00104 · pith_short_12: IGDB3PRY5UDD · pith_short_16: IGDB3PRY5UDDLLRS · pith_short_8: IGDB3PRY

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/IGDB3PRY5UDDLLRSERJKDZLJQZ \
  | 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: 41861dbe38ed0635ae322452a1e5698672328a74ff05f04cebdef40d4193532c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0493dea59308aee2647b58ada13f976b6eaea3078c8f6d4c3deb8ad238f7ce3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-05-31T22:15:15Z",
    "title_canon_sha256": "442962474bcfdb7dec5af25c68085c1f57e14c65793fcd8fb665999679eedd05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.00104",
    "kind": "arxiv",
    "version": 2
  }
}