Pith Number

pith:HFXXOK6W

pith:2013:HFXXOK6WFB3VKSWPBWVN6ZFAV6

not attested not anchored not stored refs pending

Degenerate Parametric Amplification of Squeezed Photons: Explicit Solutions, Statistics, Means and Variances

E. Suazo, P. B. Acosta-Humanez, S. I. Kryuchkov, S. K. Suslov

arxiv:1311.2479 v5 · 2013-11-11 · 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{HFXXOK6WFB3VKSWPBWVN6ZFAV6}

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	2026-05-18T02:19:06.261158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

396f772bd62877554acf0daadf64a0afbba60bd4d6cbf8232c789c6da870d5aa

Aliases

arxiv: 1311.2479 · arxiv_version: 1311.2479v5 · doi: 10.48550/arxiv.1311.2479 · pith_short_12: HFXXOK6WFB3V · pith_short_16: HFXXOK6WFB3VKSWP · pith_short_8: HFXXOK6W

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/HFXXOK6WFB3VKSWPBWVN6ZFAV6 \
  | 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: 396f772bd62877554acf0daadf64a0afbba60bd4d6cbf8232c789c6da870d5aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "add81ee59cfd5a5e73495500aa1eaca3f6d2bdce227758e0b17970fd236fc230",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-11-11T16:20:13Z",
    "title_canon_sha256": "999aa8f6c1630bfe691c5346a0b495bf6e664d80d755fc890f10b14be1d05e6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2479",
    "kind": "arxiv",
    "version": 5
  }
}