Pith Number

pith:PCZIMZ43

pith:2009:PCZIMZ43CP3ILOTZNLWCKHX3LE

not attested not anchored not stored refs pending

Quantum properties of the three-mode squeezed operator: triply concurrent parametric amplifiers

Azeddine Messikh, Faisal A. A. El-Orany, Gharib S. Mahmoud, Wahiddin M. R. B

arxiv:0910.1666 v1 · 2009-10-09 · 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{PCZIMZ43CP3ILOTZNLWCKHX3LE}

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	2026-05-18T02:11:25.247026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78b286679b13f685ba796aec251efb590bb52f4abbd232f94c32ed4bd0ec9f4b

Aliases

arxiv: 0910.1666 · arxiv_version: 0910.1666v1 · doi: 10.48550/arxiv.0910.1666 · pith_short_12: PCZIMZ43CP3I · pith_short_16: PCZIMZ43CP3ILOTZ · pith_short_8: PCZIMZ43

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/PCZIMZ43CP3ILOTZNLWCKHX3LE \
  | 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: 78b286679b13f685ba796aec251efb590bb52f4abbd232f94c32ed4bd0ec9f4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2ef12bd9ff9e48c7acc033d3db1398cea6d4affd26542ee4c58c7a91174cd21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-09T07:26:02Z",
    "title_canon_sha256": "fc4add5b9332f7cf2c8e929a8d3a085c2eb744414e0f468f84e34713f25af5a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1666",
    "kind": "arxiv",
    "version": 1
  }
}