Pith Number

pith:ROVWX2WD

pith:2009:ROVWX2WDP2PTUSCFND5Q2KB4VB

not attested not anchored not stored refs pending

Violation of Bell-like Inequality for spin-energy entanglement in neutron polarimetry

C. Zeiner, G. Badurek, J. Klepp, S. Sponar, Y. Hasegawa

arxiv:0907.4654 v4 · 2009-07-27 · 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{ROVWX2WDP2PTUSCFND5Q2KB4VB}

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	2026-07-04T17:17:53.432755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bab6beac37e9f3a484568fb0d283ca87b8062dd7185417165cbc22f5cb7ee80

Aliases

arxiv: 0907.4654 · arxiv_version: 0907.4654v4 · doi: 10.48550/arxiv.0907.4654 · pith_short_12: ROVWX2WDP2PT · pith_short_16: ROVWX2WDP2PTUSCF · pith_short_8: ROVWX2WD

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/ROVWX2WDP2PTUSCFND5Q2KB4VB \
  | 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: 8bab6beac37e9f3a484568fb0d283ca87b8062dd7185417165cbc22f5cb7ee80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0accb05777711351b064ac3a000e329562fe40fd91f0554503c2672d635326db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-07-27T15:14:15Z",
    "title_canon_sha256": "d22748f0345190220c1315c1421357954999d6daaeba49d9fe36331c5d520c62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4654",
    "kind": "arxiv",
    "version": 4
  }
}