Pith Number

pith:CV73POJS

pith:2011:CV73POJSVM7FWFQGDAUTU32IZE

not attested not anchored not stored refs pending

Coherent and Squeezed Vacuum Light Interferometry: Parity detection hits the Heisenberg limit

Hwang Lee, Jonathan P. Dowling, Kaushik P. Seshadreesan, Petr M. Anisimov

arxiv:1105.2805 v2 · 2011-05-13 · 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{CV73POJSVM7FWFQGDAUTU32IZE}

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	2026-05-18T01:34:55.868369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

157fb7b932ab3e5b160618293a6f48c906b288d34bd04d7e156200278a827a53

Aliases

arxiv: 1105.2805 · arxiv_version: 1105.2805v2 · doi: 10.48550/arxiv.1105.2805 · pith_short_12: CV73POJSVM7F · pith_short_16: CV73POJSVM7FWFQG · pith_short_8: CV73POJS

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/CV73POJSVM7FWFQGDAUTU32IZE \
  | 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: 157fb7b932ab3e5b160618293a6f48c906b288d34bd04d7e156200278a827a53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "489ad70cd7da8e6834617d2fc484766cfefe830aa26710aa2ec4a2776f6e7448",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-05-13T18:58:35Z",
    "title_canon_sha256": "b77f409ec22b209813adaa1a01f1362703f730291f4ca2aa3d5000a16b4311e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2805",
    "kind": "arxiv",
    "version": 2
  }
}