Pith Number

pith:G6LKVL7F

pith:2019:G6LKVL7FU3OVUA3U5QWNJLRLHM

not attested not anchored not stored refs pending

Does violation of a Bell inequality always imply quantum advantage in a communication complexity problem?

Armin Tavakoli, Marek \.Zukowski, \v{C}aslav Brukner

arxiv:1907.01322 v3 · 2019-07-02 · 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{G6LKVL7FU3OVUA3U5QWNJLRLHM}

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	2026-07-05T01:33:57.089559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3796aaafe5a6dd5a0374ec2cd4ae2b3b18be642e460574bef821dcaf7493d975

Aliases

arxiv: 1907.01322 · arxiv_version: 1907.01322v3 · doi: 10.48550/arxiv.1907.01322 · pith_short_12: G6LKVL7FU3OV · pith_short_16: G6LKVL7FU3OVUA3U · pith_short_8: G6LKVL7F

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/G6LKVL7FU3OVUA3U5QWNJLRLHM \
  | 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: 3796aaafe5a6dd5a0374ec2cd4ae2b3b18be642e460574bef821dcaf7493d975

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aef7b86a898960d007842c9055b37da2d536dcfa3e13cc44ba0d3a607de6dff1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-07-02T12:33:39Z",
    "title_canon_sha256": "6e1aecbe76412e81b25bf237da62e4e6b809de99eacf00080d235c9a0a3f55ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01322",
    "kind": "arxiv",
    "version": 3
  }
}