Pith Number

pith:UNH4EYXA

pith:2015:UNH4EYXAR3VYFFZUIPSF6TMKTQ

not attested not anchored not stored refs pending

Sum-of-squares decompositions for a family of CHSH-like inequalities and their application to self-testing

C\'edric Bamps, Stefano Pironio

arxiv:1504.06960 v1 · 2015-04-27 · 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{UNH4EYXAR3VYFFZUIPSF6TMKTQ}

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	2026-05-18T02:05:23.413046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a34fc262e08eeb82973443e45f4d8a9c1f2dc63f87c3acfb1874ff0882efe119

Aliases

arxiv: 1504.06960 · arxiv_version: 1504.06960v1 · doi: 10.48550/arxiv.1504.06960 · pith_short_12: UNH4EYXAR3VY · pith_short_16: UNH4EYXAR3VYFFZU · pith_short_8: UNH4EYXA

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/UNH4EYXAR3VYFFZUIPSF6TMKTQ \
  | 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: a34fc262e08eeb82973443e45f4d8a9c1f2dc63f87c3acfb1874ff0882efe119

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84c9bd0945c72eee8d26a7e2288d3dd3ba823f1d7c117b9c8474fa5820ba5d8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-27T08:04:56Z",
    "title_canon_sha256": "e138aebc93501799957c0f1be3017ed1905f41889e44c6a7e290df9d9e73d749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06960",
    "kind": "arxiv",
    "version": 1
  }
}