Pith Number

pith:5ZP7G3P7

pith:2012:5ZP7G3P7KLBRXFWJDBT5JY7NZE

not attested not anchored not stored refs pending

Measurement-Device-Independent Entanglement Witnesses for All Entangled Quantum States

Cyril Branciard, Denis Rosset, Nicolas Gisin, Yeong-Cherng Liang

arxiv:1210.8037 v2 · 2012-10-30 · 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{5ZP7G3P7KLBRXFWJDBT5JY7NZE}

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	2026-05-18T03:34:02.773025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee5ff36dff52c31b96c91867d4e3edc91572d4d713e21edb46de668313892a70

Aliases

arxiv: 1210.8037 · arxiv_version: 1210.8037v2 · doi: 10.48550/arxiv.1210.8037 · pith_short_12: 5ZP7G3P7KLBR · pith_short_16: 5ZP7G3P7KLBRXFWJ · pith_short_8: 5ZP7G3P7

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/5ZP7G3P7KLBRXFWJDBT5JY7NZE \
  | 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: ee5ff36dff52c31b96c91867d4e3edc91572d4d713e21edb46de668313892a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf3ffc3acf86d180e73a7d31a241aa0f12256c3d96cf8c1311436d5ec42ed859",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-10-30T14:58:37Z",
    "title_canon_sha256": "6736c5dbd6b10a39f66fafe7b85cdbda76a75daddb72809a9bc07ec939773f09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.8037",
    "kind": "arxiv",
    "version": 2
  }
}