Pith Number

pith:2ULU2IGH

pith:2011:2ULU2IGHYGDJTRGY2WPHNXETXZ

not attested not anchored not stored refs pending

Spin squeezing inequalities for arbitrary spin

Geza Toth, Giuseppe Vitagliano, Inigo L. Egusquiza, Philipp Hyllus

arxiv:1104.3147 v2 · 2011-04-15 · quant-ph · cond-mat.quant-gas · physics.atom-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{2ULU2IGHYGDJTRGY2WPHNXETXZ}

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.

Cited by

2 papers in Pith

Entanglement Certification $-$ From Theory to Experiment

Estimating the best separable approximation of non-pure spin-squeezed states

Receipt and verification

First computed	2026-05-18T02:28:48.589584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5174d20c7c18699c4d8d59e76dc93be5a0d5fc2cf1b1d8d2633b5fad337079b

Aliases

arxiv: 1104.3147 · arxiv_version: 1104.3147v2 · doi: 10.48550/arxiv.1104.3147 · pith_short_12: 2ULU2IGHYGDJ · pith_short_16: 2ULU2IGHYGDJTRGY · pith_short_8: 2ULU2IGH

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/2ULU2IGHYGDJTRGY2WPHNXETXZ \
  | 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: d5174d20c7c18699c4d8d59e76dc93be5a0d5fc2cf1b1d8d2633b5fad337079b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13b6114da52d9a28ab7a06ca75e0b9fda7dacd2c96e1160f770ea8474ae23049",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-15T20:12:25Z",
    "title_canon_sha256": "a1aa6ab049e325b2de1bfcadcfb7b5b7017f9a5bb2e112f96be00e7154a2b06b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3147",
    "kind": "arxiv",
    "version": 2
  }
}