Pith Number

pith:HQZPLJIP

pith:2025:HQZPLJIPCVSCHPSFCPBK6TGXRT

not attested not anchored not stored refs pending

Enhanced quantum frequency estimation by nonlinear scrambling

Alessandro Ferraro, Matteo G. A. Paris, Sara Dornetti, Victor Montenegro

arxiv:2503.01959 v2 · 2025-03-03 · quant-ph · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQZPLJIPCVSCHPSFCPBK6TGXRT}

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.

Cited by

1 paper in Pith

Probing the Limits of Dispersive Quantum Thermometry with a Nonlinear Mach-Zehnder-Based Quantum Simulator

Receipt and verification

First computed	2026-07-05T11:30:42.065624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c32f5a50f156423be4513c2af4cd78cf501db4befcd47e9b65c0f0af81ea473

Aliases

arxiv: 2503.01959 · arxiv_version: 2503.01959v2 · doi: 10.48550/arxiv.2503.01959 · pith_short_12: HQZPLJIPCVSC · pith_short_16: HQZPLJIPCVSCHPSF · pith_short_8: HQZPLJIP

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/HQZPLJIPCVSCHPSFCPBK6TGXRT \
  | 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: 3c32f5a50f156423be4513c2af4cd78cf501db4befcd47e9b65c0f0af81ea473

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7987eb9dcd72fbb70c0029e3c6d3755fb514a13b41411276804e11fb347964f",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-03-03T19:00:01Z",
    "title_canon_sha256": "cdfe0b0e894f757a5f7d172a9fef9e94d24d8a57f99fb13ca7b107021cece4d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.01959",
    "kind": "arxiv",
    "version": 2
  }
}