Pith Number

pith:XPGGEQNU

pith:2014:XPGGEQNUCYW7VNOLGM5HD52PAJ

not attested not anchored not stored refs pending

Generation of tunable entanglement and violation of a Bell-like inequality between different degrees of freedom of a single photon

Adam Valles, Fabio Sciarrino, Juan P. Torres, Lorenzo Marrucci, Martin Hendrych, Michal Micuda, Vincenzo D'Ambrosio

arxiv:1407.0144 v2 · 2014-07-01 · 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{XPGGEQNUCYW7VNOLGM5HD52PAJ}

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	2026-05-18T01:42:43.139815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbcc6241b4162dfab5cb333a71f74f024e9d65efe2f8855ab7eaf0140ca52d74

Aliases

arxiv: 1407.0144 · arxiv_version: 1407.0144v2 · doi: 10.48550/arxiv.1407.0144 · pith_short_12: XPGGEQNUCYW7 · pith_short_16: XPGGEQNUCYW7VNOL · pith_short_8: XPGGEQNU

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/XPGGEQNUCYW7VNOLGM5HD52PAJ \
  | 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: bbcc6241b4162dfab5cb333a71f74f024e9d65efe2f8855ab7eaf0140ca52d74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac7444040de50396771aae26b0a8de086e134a7ebab686814fcc663bdc0fcc52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-01T08:51:27Z",
    "title_canon_sha256": "62392be849d8e9fef4f746f4282f9ee8448ad1b399016edcafd23fe2434f8b4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0144",
    "kind": "arxiv",
    "version": 2
  }
}