Pith Number

pith:QCZBP3IR

pith:2014:QCZBP3IR3KO2ZPXFRPUKHWFUBE

not attested not anchored not stored refs pending

Quantum metrology for a general Hamiltonian parameter

Shengshi Pang, Todd A. Brun

arxiv:1407.6091 v5 · 2014-07-23 · 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{QCZBP3IR3KO2ZPXFRPUKHWFUBE}

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

Robust quantum metrology using disordered probes

Receipt and verification

First computed	2026-05-18T01:13:28.907144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80b217ed11da9dacbee58be8a3d8b4092ad7361633362566d28a7059ff5eb520

Aliases

arxiv: 1407.6091 · arxiv_version: 1407.6091v5 · doi: 10.48550/arxiv.1407.6091 · pith_short_12: QCZBP3IR3KO2 · pith_short_16: QCZBP3IR3KO2ZPXF · pith_short_8: QCZBP3IR

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/QCZBP3IR3KO2ZPXFRPUKHWFUBE \
  | 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: 80b217ed11da9dacbee58be8a3d8b4092ad7361633362566d28a7059ff5eb520

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dc0c1ac1c9adb794a6b88209e3c654d23c2a304cc5c4a7b79c55e5e8c0391c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-23T02:25:23Z",
    "title_canon_sha256": "ea8caac90cb74267d503e915c636dd027e47e9f8ea44abb0a977f5ce6021213e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6091",
    "kind": "arxiv",
    "version": 5
  }
}