Pith Number

pith:ZX5CUITH

pith:2018:ZX5CUITHWMCWHJUULCWCUEJBO6

not attested not anchored not stored refs pending

Cosmic Bell Test using Random Measurement Settings from High-Redshift Quasars

Adriano Ghedina, Alan H. Guth, Andrew S. Friedman, Anton Zeilinger, Armin Hochrainer, Beili Hu, Bo Liu, Calvin Leung, Chris Benn, David I. Kaiser, David Leon, Dominik Rauch, Fabian Steinlechner, Jason Gallicchio, Johannes Handsteiner, Lukas Bulla, Massimo Cecconi, Rupert Ursin, Sebastian Ecker, Thomas Scheidl

arxiv:1808.05966 v1 · 2018-08-17 · 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{ZX5CUITHWMCWHJUULCWCUEJBO6}

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	2026-05-18T00:07:39.676950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdfa2a2267b30563a69458ac2a1121779e62648ff91fcff3c518f39455d6b32a

Aliases

arxiv: 1808.05966 · arxiv_version: 1808.05966v1 · doi: 10.48550/arxiv.1808.05966 · pith_short_12: ZX5CUITHWMCW · pith_short_16: ZX5CUITHWMCWHJUU · pith_short_8: ZX5CUITH

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/ZX5CUITHWMCWHJUULCWCUEJBO6 \
  | 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: cdfa2a2267b30563a69458ac2a1121779e62648ff91fcff3c518f39455d6b32a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "302d39ab48296e42f4831f16d38feae3c4973dd92feb1a061150a2b0a383589f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-17T18:19:55Z",
    "title_canon_sha256": "a7d2784eb46aadf0231f27c67ab1511fa40a1c40bde7d37fe88a9b2037f76bf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05966",
    "kind": "arxiv",
    "version": 1
  }
}