Pith Number

pith:6YZWUCBT

pith:2026:6YZWUCBTZULOTSHRZRVIPLOE3A

not attested not anchored not stored refs pending

Precision and Privacy in Distributed Quantum Sensing: A Quantum Fisher Information Duality

Farhad Farokhi

arxiv:2605.20765 v1 · 2026-05-20 · quant-ph · cs.CR · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6YZWUCBTZULOTSHRZRVIPLOE3A}

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	2026-05-21T01:04:53.195535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6336a0833cd16e9c8f1cc6a87adc4d807734af4b45f3a34181e47bf6110fb3e

Aliases

arxiv: 2605.20765 · arxiv_version: 2605.20765v1 · doi: 10.48550/arxiv.2605.20765 · pith_short_12: 6YZWUCBTZULO · pith_short_16: 6YZWUCBTZULOTSHR · pith_short_8: 6YZWUCBT

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/6YZWUCBTZULOTSHRZRVIPLOE3A \
  | 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: f6336a0833cd16e9c8f1cc6a87adc4d807734af4b45f3a34181e47bf6110fb3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7be3b4396fb22e655706befe37486424a0d766fd432afead380b4724482b14d7",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-20T06:07:19Z",
    "title_canon_sha256": "8bda8c5ec1ec563cc2fbfb278cfa62cad823300f408d05d63f53484278c87cda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20765",
    "kind": "arxiv",
    "version": 1
  }
}