Pith Number

pith:UCNXRKCZ

pith:2016:UCNXRKCZYYFYB3KTI2YB6B7XM2

not attested not anchored not stored refs pending

Evolution and entanglement of Gaussian states in the parametric amplifier

Armando Figueroa, Julio A. L\'opez-Sald\'ivar, Margarita A. Man'ko, Octavio Casta\~nos, Ram\'on L\'opez-Pe\~na, Vladimir I. Man'ko

arxiv:1601.03021 v2 · 2016-01-12 · 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{UCNXRKCZYYFYB3KTI2YB6B7XM2}

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	2026-05-18T01:18:08.457061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a09b78a859c60b80ed5346b01f07f7669b7ab9da82ddbfdb6d1d4e4c6df40507

Aliases

arxiv: 1601.03021 · arxiv_version: 1601.03021v2 · doi: 10.48550/arxiv.1601.03021 · pith_short_12: UCNXRKCZYYFY · pith_short_16: UCNXRKCZYYFYB3KT · pith_short_8: UCNXRKCZ

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/UCNXRKCZYYFYB3KTI2YB6B7XM2 \
  | 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: a09b78a859c60b80ed5346b01f07f7669b7ab9da82ddbfdb6d1d4e4c6df40507

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "293834cce36bbbc43c714179b788e48e53700fe32ba146e8f3e6a2a9992386db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-01-12T20:26:36Z",
    "title_canon_sha256": "5d05a5afdc28bbc780363a93f9b3e7acd40ec5ae6a57a45aec8ffd0ce62453b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.03021",
    "kind": "arxiv",
    "version": 2
  }
}