Pith Number

pith:J4NHJDCK

pith:2010:J4NHJDCKBFRZOXIGNEDY5A4CAO

not attested not anchored not stored refs pending

Continuous-wave spontaneous lasing in mercury pumped by resonant two-photon absorption

Andreas Koglbauer, Daniel Kolbe, Jochen Walz, Martin Scheid

arxiv:1005.2098 v2 · 2010-05-12 · 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{J4NHJDCKBFRZOXIGNEDY5A4CAO}

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	2026-05-18T02:24:07.985656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f1a748c4a0963975d0669078e838203a3db370c0ff82f08cdb02699c0480832

Aliases

arxiv: 1005.2098 · arxiv_version: 1005.2098v2 · doi: 10.48550/arxiv.1005.2098 · pith_short_12: J4NHJDCKBFRZ · pith_short_16: J4NHJDCKBFRZOXIG · pith_short_8: J4NHJDCK

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/J4NHJDCKBFRZOXIGNEDY5A4CAO \
  | 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: 4f1a748c4a0963975d0669078e838203a3db370c0ff82f08cdb02699c0480832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "933fc66d5c618ca6ecea196356260f97e9bfb5f9b42478086f1c22cabb7eb3da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-05-12T13:42:38Z",
    "title_canon_sha256": "0c21eff3b5fbb00d5e4e2f9fdeb674fd352a254e28b220596c9e4bc575edeca4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2098",
    "kind": "arxiv",
    "version": 2
  }
}