Pith Number

pith:7UHOFN2L

pith:2011:7UHOFN2LK2TWGD7TXKV2VDJ36W

not attested not anchored not stored refs pending

Quantum correlated pulses from a synchronously pumped optical parametric oscillator operating above threshold

Claude Fabre, Nicolas Treps, Valentin A. Averchenko, Yuri M. Golubev

arxiv:1104.1648 v1 · 2011-04-08 · 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{7UHOFN2LK2TWGD7TXKV2VDJ36W}

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	2026-05-18T04:24:43.429464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd0ee2b74b56a7630ff3baabaa8d3bf5b7eb463b0dcd5232a67b52b9e131f261

Aliases

arxiv: 1104.1648 · arxiv_version: 1104.1648v1 · doi: 10.48550/arxiv.1104.1648 · pith_short_12: 7UHOFN2LK2TW · pith_short_16: 7UHOFN2LK2TWGD7T · pith_short_8: 7UHOFN2L

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/7UHOFN2LK2TWGD7TXKV2VDJ36W \
  | 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: fd0ee2b74b56a7630ff3baabaa8d3bf5b7eb463b0dcd5232a67b52b9e131f261

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c014b5072e917f5c0c1d9b2694095e23f71b3c5b028aed1a5f3673896b64c224",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-08T20:44:40Z",
    "title_canon_sha256": "a32d43135cd2f193b0e53dcd7af81484e14dbfb9292b62e5c3c9faff0ffe7faf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1648",
    "kind": "arxiv",
    "version": 1
  }
}