Pith Number

pith:FCFFKGOI

pith:2010:FCFFKGOI4LDVIW2NC66BLSWCY3

not attested not anchored not stored refs pending

Phase Space Structure of Generalized Gaussian Cat States

Fabricio Toscano, Fernando Nicacio, Raphael N. P. Maia, Raul O. Vallejos

arxiv:1002.2248 v1 · 2010-02-11 · 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{FCFFKGOI4LDVIW2NC66BLSWCY3}

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	2026-05-18T02:09:09.666588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

288a5519c8e2c7545b4d17bc15cac2c6d80e7f04b2d1ba5f51a7623e4fff79b3

Aliases

arxiv: 1002.2248 · arxiv_version: 1002.2248v1 · doi: 10.48550/arxiv.1002.2248 · pith_short_12: FCFFKGOI4LDV · pith_short_16: FCFFKGOI4LDVIW2N · pith_short_8: FCFFKGOI

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/FCFFKGOI4LDVIW2NC66BLSWCY3 \
  | 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: 288a5519c8e2c7545b4d17bc15cac2c6d80e7f04b2d1ba5f51a7623e4fff79b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5db9955bf7972665c5258eff1a9bcedc6705248e61282c53d2f9df2645cdf4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-02-11T00:38:34Z",
    "title_canon_sha256": "e8382240911b706ccafae29d87c62ae7ea76ffe73158bfa866dd1b7683b6aa80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2248",
    "kind": "arxiv",
    "version": 1
  }
}