Pith Number

pith:KYS6CDQ7

pith:2010:KYS6CDQ7QKNP2TUBF27YDIDJZ6

not attested not anchored not stored refs pending

On the Impossibility of Covariant Nonlocal "hidden" Variables in Quantum Physics

Nicolas Gisin

arxiv:1002.1390 v1 · 2010-02-06 · 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{KYS6CDQ7QKNP2TUBF27YDIDJZ6}

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	2026-05-18T03:23:49.303889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5625e10e1f829afd4e812ebf81a069cfbed4f714cec12f2d46e1f772d6f00515

Aliases

arxiv: 1002.1390 · arxiv_version: 1002.1390v1 · doi: 10.48550/arxiv.1002.1390 · pith_short_12: KYS6CDQ7QKNP · pith_short_16: KYS6CDQ7QKNP2TUB · pith_short_8: KYS6CDQ7

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/KYS6CDQ7QKNP2TUBF27YDIDJZ6 \
  | 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: 5625e10e1f829afd4e812ebf81a069cfbed4f714cec12f2d46e1f772d6f00515

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bb36895e3d0aa7438562ab0edfaf02858c281f1bf7642ca870dea97d2fd31cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-02-06T15:25:18Z",
    "title_canon_sha256": "26cfde47842eb25c30b292b03d467d550cb1a972a713b7e71f9c11d874298708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1390",
    "kind": "arxiv",
    "version": 1
  }
}