Pith Number

pith:E6ZK5JWK

pith:2014:E6ZK5JWK4BCDZHDLNLOVOVA5MR

not attested not anchored not stored refs pending

A closed-form necessary and sufficient condition for any two-qubit state to show hidden nonlocality w.r.t the Bell-CHSH inequality

Rajarshi Pal, Sibasish Ghosh

arxiv:1410.7574 v1 · 2014-10-28 · 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{E6ZK5JWK4BCDZHDLNLOVOVA5MR}

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	2026-05-18T02:39:09.994276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27b2aea6cae0443c9c6b6add57541d646f5d9212dc104de7c1d949b3dab0cdda

Aliases

arxiv: 1410.7574 · arxiv_version: 1410.7574v1 · doi: 10.48550/arxiv.1410.7574 · pith_short_12: E6ZK5JWK4BCD · pith_short_16: E6ZK5JWK4BCDZHDL · pith_short_8: E6ZK5JWK

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/E6ZK5JWK4BCDZHDLNLOVOVA5MR \
  | 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: 27b2aea6cae0443c9c6b6add57541d646f5d9212dc104de7c1d949b3dab0cdda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e334fe7b5769350cba3389296e7292adb6161da33e186bc24953297e76cec19d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-10-28T10:29:27Z",
    "title_canon_sha256": "9a784d5057cf6207f542096843615b1b8dc12dd41a91615d567137044f2de39e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7574",
    "kind": "arxiv",
    "version": 1
  }
}