Pith Number

pith:D2QGQ4UP

pith:2021:D2QGQ4UPH6GFN2F2RMXZNEQOUD

not attested not anchored not stored refs pending

Josephson Traveling Wave Parametric Amplifiers as Non-Classical Light Source for Microwave Quantum Illumination

Angelo Greco, David Vitali, Emanuele Enrico, Fabrizio Illuminati, Luca Fasolo, Patrizia Livreri, Rosario Lo Franco

arxiv:2106.00522 v2 · 2021-06-01 · quant-ph · cond-mat.supr-con

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D2QGQ4UPH6GFN2F2RMXZNEQOUD}

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	2026-07-05T02:47:45.523534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ea068728f3f8c56e8ba8b2f96920ea0def6b8026ae365073b631c18d7f0301e

Aliases

arxiv: 2106.00522 · arxiv_version: 2106.00522v2 · doi: 10.48550/arxiv.2106.00522 · pith_short_12: D2QGQ4UPH6GF · pith_short_16: D2QGQ4UPH6GFN2F2 · pith_short_8: D2QGQ4UP

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/D2QGQ4UPH6GFN2F2RMXZNEQOUD \
  | 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: 1ea068728f3f8c56e8ba8b2f96920ea0def6b8026ae365073b631c18d7f0301e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd535aafad215196a51b89e8f8c93f9a64c9b7039cd2f903d1b67d46b99ebca3",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-06-01T14:34:10Z",
    "title_canon_sha256": "d534bbfe39af83dd6a53e43a6fbb4eee92605e7a25e008db0a00f91c7d71939e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.00522",
    "kind": "arxiv",
    "version": 2
  }
}