Pith Number

pith:PI4KMBBA

pith:2017:PI4KMBBA4FFDLPLOJPJI2QNNAN

not attested not anchored not stored refs pending

Mode-entanglement of Gaussian fermionic states

Barbara Kraus, Cornelia Spee, G\'eza Giedke, Katharina Schwaiger

arxiv:1712.07560 v1 · 2017-12-20 · 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{PI4KMBBA4FFDLPLOJPJI2QNNAN}

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.

Receipt and verification

First computed	2026-05-18T00:17:41.555446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a38a60420e14a35bd6e4bd28d41ad0352950f6b218ddcc3b643ff7c02b8d775

Aliases

arxiv: 1712.07560 · arxiv_version: 1712.07560v1 · doi: 10.48550/arxiv.1712.07560 · pith_short_12: PI4KMBBA4FFD · pith_short_16: PI4KMBBA4FFDLPLO · pith_short_8: PI4KMBBA

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/PI4KMBBA4FFDLPLOJPJI2QNNAN \
  | 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: 7a38a60420e14a35bd6e4bd28d41ad0352950f6b218ddcc3b643ff7c02b8d775

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed7eb9ee5f66a8191b707ed71416a26c34eaad180139f8346abb76ba2b88042b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-20T16:30:58Z",
    "title_canon_sha256": "564db00afab038799fcf719082f4cd68cec16b862537d5ed4a02f67c6514f659"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.07560",
    "kind": "arxiv",
    "version": 1
  }
}