Pith Number

pith:APUXNHRR

pith:2011:APUXNHRR42SM4OW3SZYEMMHCJJ

not attested not anchored not stored refs pending

Direct Sampling of Negative Quasiprobabilities of a Squeezed State

B. Hage, R. Schnabel, T. Kiesel, W. Vogel

arxiv:1105.4591 v2 · 2011-05-23 · 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{APUXNHRR42SM4OW3SZYEMMHCJJ}

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	2026-05-18T04:13:46.808726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03e9769e31e6a4ce3adb96704630e24a4ddf2209050653c309842cd41d7149f0

Aliases

arxiv: 1105.4591 · arxiv_version: 1105.4591v2 · doi: 10.48550/arxiv.1105.4591 · pith_short_12: APUXNHRR42SM · pith_short_16: APUXNHRR42SM4OW3 · pith_short_8: APUXNHRR

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/APUXNHRR42SM4OW3SZYEMMHCJJ \
  | 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: 03e9769e31e6a4ce3adb96704630e24a4ddf2209050653c309842cd41d7149f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e10e4c5fb85f3be21e1bb4b4ede768b0a8850b22e010dd0af6edb71aec7ca43f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-05-23T19:32:47Z",
    "title_canon_sha256": "1957ba2feaf31bc2a659b118bd38f9dda2acfe3b7779cfed68c21933d654b65c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4591",
    "kind": "arxiv",
    "version": 2
  }
}