Pith Number

pith:MCINS3D2

pith:2026:MCINS3D2L5YSUOMPV57AUZRJV3

not attested not anchored not stored refs pending

Fermionic entropy: an efficiently measurable strong monotone for non-Gaussianity

Lennart Bittel, Lorenzo Leone

arxiv:2607.29670 v1 · 2026-07-31 · 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{MCINS3D2L5YSUOMPV57AUZRJV3}

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

Williamson majorization theory of fermionic non-Gaussianity

Receipt and verification

First computed	2026-08-03T01:41:42.904771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6090d96c7a5f712a398faf7e0a6629aef430c784bfad258c4dfec977f6fa8aeb

Aliases

arxiv: 2607.29670 · arxiv_version: 2607.29670v1 · doi: 10.48550/arxiv.2607.29670 · pith_short_12: MCINS3D2L5YS · pith_short_16: MCINS3D2L5YSUOMP · pith_short_8: MCINS3D2

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/MCINS3D2L5YSUOMPV57AUZRJV3 \
  | 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: 6090d96c7a5f712a398faf7e0a6629aef430c784bfad258c4dfec977f6fa8aeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6048f61f3ba2c187c97fcf3d9e88af6a14d68cdafab47dcec9ee73e2cd97579",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-31T17:53:24Z",
    "title_canon_sha256": "0f4f07dfab267a8686af30157aef5508582f667399dfa344269383107e3a7f11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29670",
    "kind": "arxiv",
    "version": 1
  }
}