Pith Number

pith:RRBW56OY

pith:2019:RRBW56OY7TYL5HYZSPPPJCNBBH

not attested not anchored not stored refs pending

Entanglement Certification $-$ From Theory to Experiment

Giuseppe Vitagliano, Marcus Huber, Mehul Malik, Nicolai Friis

arxiv:1906.10929 v1 · 2019-06-26 · 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{RRBW56OY7TYL5HYZSPPPJCNBBH}

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

Estimating the best separable approximation of non-pure spin-squeezed states

Receipt and verification

First computed	2026-05-17T23:42:10.496839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c436ef9d8fcf0be9f1993def489a109ff2eaf4d049a4e99999c0704072d2f76

Aliases

arxiv: 1906.10929 · arxiv_version: 1906.10929v1 · doi: 10.48550/arxiv.1906.10929 · pith_short_12: RRBW56OY7TYL · pith_short_16: RRBW56OY7TYL5HYZ · pith_short_8: RRBW56OY

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/RRBW56OY7TYL5HYZSPPPJCNBBH \
  | 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: 8c436ef9d8fcf0be9f1993def489a109ff2eaf4d049a4e99999c0704072d2f76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb51c914c9696bc6c110a7891ae55ea4e5961bd1c79db56415a42edf6d1914f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-26T09:24:44Z",
    "title_canon_sha256": "6075e8c0c73be836b83b76e8dcef6a44b9942349876352fc34eb55902a417704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10929",
    "kind": "arxiv",
    "version": 1
  }
}