Pith Number

pith:MSDRCH6F

pith:2017:MSDRCH6F5ENAFM5NAN4LQJY3BU

not attested not anchored not stored refs pending

Multiparticle entanglement criteria for nonsymmetric collective variances

Geza Toth, Giuseppe Vitagliano, Marcus Cramer, Martin B. Plenio, Oliver Marty

arxiv:1708.06986 v1 · 2017-08-23 · 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{MSDRCH6F5ENAFM5NAN4LQJY3BU}

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	2026-05-18T00:36:48.699862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6487111fc5e91a02b3ad0378b8271b0d0712802bd04091d8439c859953e58bc8

Aliases

arxiv: 1708.06986 · arxiv_version: 1708.06986v1 · doi: 10.48550/arxiv.1708.06986 · pith_short_12: MSDRCH6F5ENA · pith_short_16: MSDRCH6F5ENAFM5N · pith_short_8: MSDRCH6F

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/MSDRCH6F5ENAFM5NAN4LQJY3BU \
  | 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: 6487111fc5e91a02b3ad0378b8271b0d0712802bd04091d8439c859953e58bc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca356592a7b5f025066561873bb0da369bcfa638ebd6a7d3587c4072e38c0c4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-08-23T13:23:24Z",
    "title_canon_sha256": "219fcbc583b8e36e7e02b61355fec009a536d1f3e6b328202ebefd56aa891bac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06986",
    "kind": "arxiv",
    "version": 1
  }
}