Pith Number

pith:VBRN55DA

pith:2009:VBRN55DAWSE3LNAECTOJ3WR3KA

not attested not anchored not stored refs pending

Quantum theory of Synchronously Pumped type I Optical Parametric Oscillators: characterization of the squeezed supermodes

Claude Fabre (LKB - Jussieu), German J. De Valcarcel (LKB - Jussieu), Giuseppe Patera (LKB - Jussieu), Nicolas Treps (LKB - Jussieu)

arxiv:0907.4550 v1 · 2009-07-27 · quant-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{VBRN55DAWSE3LNAECTOJ3WR3KA}

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	2026-05-18T02:12:53.443658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a862def460b489b5b40414dc9dda3b50081ae1b7ae3ddf47de438062bbb23bc8

Aliases

arxiv: 0907.4550 · arxiv_version: 0907.4550v1 · doi: 10.48550/arxiv.0907.4550 · pith_short_12: VBRN55DAWSE3 · pith_short_16: VBRN55DAWSE3LNAE · pith_short_8: VBRN55DA

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/VBRN55DAWSE3LNAECTOJ3WR3KA \
  | 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: a862def460b489b5b40414dc9dda3b50081ae1b7ae3ddf47de438062bbb23bc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45f5fe2ad11912856337c7a029fcec6d1a18caafdeb59772337cccfe4a742050",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-07-27T06:38:09Z",
    "title_canon_sha256": "eee5e7e73aa452cc0ba7a7448ebd3d00addd103bb9178ba7dccb74c33a0e6a22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4550",
    "kind": "arxiv",
    "version": 1
  }
}