Pith Number

pith:2FOYFELC

pith:2012:2FOYFELCCROCC2O2BCMPP3YHC5

not attested not anchored not stored refs pending

Determining lower bounds on a measure of multipartite entanglement from few local observables

Claude Kl\"ockl, Dagmar Bru{\ss}, Hermann Kampermann, Jun-Yi Wu, Marcus Huber

arxiv:1205.3119 v2 · 2012-05-14 · 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{2FOYFELCCROCC2O2BCMPP3YHC5}

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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

Entanglement Certification $-$ From Theory to Experiment

Receipt and verification

First computed	2026-05-18T03:48:26.907218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d15d829162145c2169da0898f7ef07177b32fc11834cd8d8f1de8dc41ce18063

Aliases

arxiv: 1205.3119 · arxiv_version: 1205.3119v2 · doi: 10.48550/arxiv.1205.3119 · pith_short_12: 2FOYFELCCROC · pith_short_16: 2FOYFELCCROCC2O2 · pith_short_8: 2FOYFELC

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/2FOYFELCCROCC2O2BCMPP3YHC5 \
  | 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: d15d829162145c2169da0898f7ef07177b32fc11834cd8d8f1de8dc41ce18063

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "737057856de9b6dce361ff6193dfeb06a6a0029a30503d8a5b5bbc8c4958302f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-05-14T17:52:16Z",
    "title_canon_sha256": "5c0da0be08e71c7a4022127cd77e01b61fc33e5ec89a1172b51acf7e9125247a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3119",
    "kind": "arxiv",
    "version": 2
  }
}