Pith Number

pith:BSFJFT7V

pith:2012:BSFJFT7VWCM64P4ZJSXDVFGAUL

not attested not anchored not stored refs pending

The local content of all pure two-qubit states

Cyril Branciard, Nicolas Gisin, Samuel Portmann

arxiv:1204.2982 v1 · 2012-04-13 · 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{BSFJFT7VWCM64P4ZJSXDVFGAUL}

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.

Cited by

1 paper in Pith

All pure entangled states can lead to fully nonlocal correlations

Receipt and verification

First computed	2026-05-18T03:51:01.751824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c8a92cff5b099ee3f994cae3a94c0a2ea36ee04468fcc9b768afec6615349f7

Aliases

arxiv: 1204.2982 · arxiv_version: 1204.2982v1 · doi: 10.48550/arxiv.1204.2982 · pith_short_12: BSFJFT7VWCM6 · pith_short_16: BSFJFT7VWCM64P4Z · pith_short_8: BSFJFT7V

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/BSFJFT7VWCM64P4ZJSXDVFGAUL \
  | 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: 0c8a92cff5b099ee3f994cae3a94c0a2ea36ee04468fcc9b768afec6615349f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f097ef37d83bc72c608867f9754cd7a041f58258758c51a86da86c535e85d485",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-13T13:16:07Z",
    "title_canon_sha256": "67af3bcc4d0a810aa9a0cb01db92b20560e7572d2bb8a39e330f4014f8f42f22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2982",
    "kind": "arxiv",
    "version": 1
  }
}