Pith Number

pith:IMMVYFQU

pith:2011:IMMVYFQUU2QG3NCOVJWYSPRSXT

not attested not anchored not stored refs pending

Tight Bell inequalities with no quantum violation from qubit unextendible product bases

A. Ac\'in, M. Kotowski, M. Lewenstein, M. Paw{\l}owski, R. Augusiak, T. Fritz

arxiv:1112.3238 v2 · 2011-12-14 · 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{IMMVYFQUU2QG3NCOVJWYSPRSXT}

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	2026-05-18T03:55:57.384636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43195c1614a6a06db44eaa6d893e32bcf6fa5427bf94760480c5d24d1dc2ecff

Aliases

arxiv: 1112.3238 · arxiv_version: 1112.3238v2 · doi: 10.48550/arxiv.1112.3238 · pith_short_12: IMMVYFQUU2QG · pith_short_16: IMMVYFQUU2QG3NCO · pith_short_8: IMMVYFQU

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/IMMVYFQUU2QG3NCOVJWYSPRSXT \
  | 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: 43195c1614a6a06db44eaa6d893e32bcf6fa5427bf94760480c5d24d1dc2ecff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb2fb1f8be5a904e01588c0b18ff3f6eb82062dd8a403cd32b6acb367eb84eb7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-12-14T14:51:20Z",
    "title_canon_sha256": "2afe851cf27dded3b72c49ec6efde2f796f7d41b94e906be25e6d8233fb4d802"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3238",
    "kind": "arxiv",
    "version": 2
  }
}