Pith Number

pith:IQKGU7PA

pith:2025:IQKGU7PAHIVXPWOV3OLUDBLXBQ

not attested not anchored not stored refs pending

Hamiltonian Learning at Heisenberg Limit for Hybrid Quantum Systems

Di Luo, Lixing Zhang, Prineha Narang, Ze-Xun Lin

arxiv:2502.20373 v3 · 2025-02-27 · quant-ph · cs.IT · cs.NA · math.IT · math.NA · physics.atom-ph · physics.comp-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{IQKGU7PAHIVXPWOV3OLUDBLXBQ}

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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

Heisenberg-limited Hamiltonian learning continuous variable systems via engineered dissipation

Receipt and verification

First computed	2026-07-05T10:56:16.010381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44146a7de03a2b77d9d5db974185770c261b1cd2e89860f5bfdda068aaa4ea6b

Aliases

arxiv: 2502.20373 · arxiv_version: 2502.20373v3 · doi: 10.48550/arxiv.2502.20373 · pith_short_12: IQKGU7PAHIVX · pith_short_16: IQKGU7PAHIVXPWOV · pith_short_8: IQKGU7PA

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/IQKGU7PAHIVXPWOV3OLUDBLXBQ \
  | 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: 44146a7de03a2b77d9d5db974185770c261b1cd2e89860f5bfdda068aaa4ea6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd1d96022ff5a483447fd9282a24ccc27ded5054ecf4b806c4042d72670e64f1",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NA",
      "math.IT",
      "math.NA",
      "physics.atom-ph",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-27T18:47:47Z",
    "title_canon_sha256": "00d239055c1bd70010c48c15d8d5599c8a8f9ac6e7003bae92315a36a0dac4f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.20373",
    "kind": "arxiv",
    "version": 3
  }
}