Pith Number

pith:ARJWTLFL

pith:2024:ARJWTLFLSJVVHWU7V2PNOAZ2ET

not attested not anchored not stored refs pending

Optimal Multiparameter Metrology: The Quantum Compass Solution

Athreya Shankar, Denis V. Vasilyev, Peter Zoller, Raphael Kaubruegger

arxiv:2404.14194 v1 · 2024-04-22 · 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{ARJWTLFLSJVVHWU7V2PNOAZ2ET}

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

Precision Limits of Multiparameter Markovian-Noise Metrology

Receipt and verification

First computed	2026-07-05T08:10:43.501356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

045369acab926b53da9fae9ed7033a24ff02d88d531c9dd132b2640bf50f454e

Aliases

arxiv: 2404.14194 · arxiv_version: 2404.14194v1 · doi: 10.48550/arxiv.2404.14194 · pith_short_12: ARJWTLFLSJVV · pith_short_16: ARJWTLFLSJVVHWU7 · pith_short_8: ARJWTLFL

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/ARJWTLFLSJVVHWU7V2PNOAZ2ET \
  | 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: 045369acab926b53da9fae9ed7033a24ff02d88d531c9dd132b2640bf50f454e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4afc643d01e603f19596c6fb0d24afd76987b2354037a80e059a11d28decc18b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-04-22T14:03:46Z",
    "title_canon_sha256": "f989001d74dded749e0f00f66820943c04f8803ec68c42350ae032a0b58f21ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.14194",
    "kind": "arxiv",
    "version": 1
  }
}