Pith Number

pith:YEMGU6NN

pith:2018:YEMGU6NNMV7RUAWGT5U6X2LLZC

not attested not anchored not stored refs pending

Does a large quantum Fisher information imply Bell correlations?

Florian Fr\"owis, Matteo Fadel, Nicolas Brunner, Nicolas Gisin, Philipp Treutlein

arxiv:1810.01330 v3 · 2018-10-02 · 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{YEMGU6NNMV7RUAWGT5U6X2LLZC}

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	2026-05-17T23:47:12.469922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1186a79ad657f1a02c69f69ebe96bc8b253a123d637697fd2f64a9acb6161c2

Aliases

arxiv: 1810.01330 · arxiv_version: 1810.01330v3 · doi: 10.48550/arxiv.1810.01330 · pith_short_12: YEMGU6NNMV7R · pith_short_16: YEMGU6NNMV7RUAWG · pith_short_8: YEMGU6NN

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/YEMGU6NNMV7RUAWGT5U6X2LLZC \
  | 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: c1186a79ad657f1a02c69f69ebe96bc8b253a123d637697fd2f64a9acb6161c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "689f2ed5f02b0bad191126d01458f8dd11a716279e200ca5946947b7a0f0e46c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-02T15:45:12Z",
    "title_canon_sha256": "3b1f9d5189adbe8d0da46138560d878ef692ac51205d1f647f013c5c7b0f6420"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01330",
    "kind": "arxiv",
    "version": 3
  }
}