Pith Number

pith:5GPH4WWL

pith:2022:5GPH4WWLYPQTTR77PWRQATS3VQ

not attested not anchored not stored refs pending

Multiparticle singlet states cannot be maximally entangled for the bipartitions

Fabian Bernards, Otfried G\"uhne

arxiv:2211.03813 v2 · 2022-11-07 · quant-ph · hep-th · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5GPH4WWLYPQTTR77PWRQATS3VQ}

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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 groups for mixed states

Receipt and verification

First computed	2026-07-05T07:37:10.152216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e99e7e5acbc3e139c7ff7da3004e5bac206d631154b8d1c1c215a409787713ed

Aliases

arxiv: 2211.03813 · arxiv_version: 2211.03813v2 · doi: 10.48550/arxiv.2211.03813 · pith_short_12: 5GPH4WWLYPQT · pith_short_16: 5GPH4WWLYPQTTR77 · pith_short_8: 5GPH4WWL

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/5GPH4WWLYPQTTR77PWRQATS3VQ \
  | 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: e99e7e5acbc3e139c7ff7da3004e5bac206d631154b8d1c1c215a409787713ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4342e8c7e612c8eb1c2b6ade25cac1da6a1d273ee8dc9deb2fe75dbebd229de",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-11-07T19:01:03Z",
    "title_canon_sha256": "2cc2229dc0ff711e8f9135c707c8637a8ea6309fa32e881f41447e6491b14a9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.03813",
    "kind": "arxiv",
    "version": 2
  }
}