Pith Number

pith:XML3ZT3Q

pith:2011:XML3ZT3QFBBDK2JGKS6XEOQ25V

not attested not anchored not stored refs pending

Bell inequalities as constraints on unmeasurable correlations

Costantino Budroni, Giovanni Morchio

arxiv:1103.3644 v2 · 2011-03-18 · 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{XML3ZT3QFBBDK2JGKS6XEOQ25V}

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	2026-05-18T02:02:49.757594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb17bccf70284235692654bd723a1aed4650e660b2dbb712bb2791ace42b0427

Aliases

arxiv: 1103.3644 · arxiv_version: 1103.3644v2 · doi: 10.48550/arxiv.1103.3644 · pith_short_12: XML3ZT3QFBBD · pith_short_16: XML3ZT3QFBBDK2JG · pith_short_8: XML3ZT3Q

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/XML3ZT3QFBBDK2JGKS6XEOQ25V \
  | 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: bb17bccf70284235692654bd723a1aed4650e660b2dbb712bb2791ace42b0427

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2204235a79e9e1db7d2fe2f24fb16f7322c95543e12f993ac2bd0efea2823749",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-03-18T15:00:30Z",
    "title_canon_sha256": "297a9723635e5b6989e3c08e58cabbf72f684f0cae7baaa1781f3e10591d5cb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3644",
    "kind": "arxiv",
    "version": 2
  }
}