Pith Number

pith:PEEXCRNA

pith:2025:PEEXCRNAENXZWUSES3P3JONPL4

not attested not anchored not stored refs pending

Estimation of Quantum Fisher Information via Stein's Identity in Variational Quantum Algorithms

Mourad Halla

arxiv:2502.17231 v2 · 2025-02-24 · 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{PEEXCRNAENXZWUSES3P3JONPL4}

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

Bowtie VarQTE: A Resource-Efficient Quantum State Preparation Primitive

Receipt and verification

First computed	2026-07-05T11:40:52.460283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79097145a0236f9b524496dfb4b9af5f084c38b6ea6c7f2d74176594884cff40

Aliases

arxiv: 2502.17231 · arxiv_version: 2502.17231v2 · doi: 10.48550/arxiv.2502.17231 · pith_short_12: PEEXCRNAENXZ · pith_short_16: PEEXCRNAENXZWUSE · pith_short_8: PEEXCRNA

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/PEEXCRNAENXZWUSES3P3JONPL4 \
  | 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: 79097145a0236f9b524496dfb4b9af5f084c38b6ea6c7f2d74176594884cff40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6fb9474529147d8d749a4edb7cde60941e1e73a9b6518606061dc7a67970b97",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-24T15:10:36Z",
    "title_canon_sha256": "0c874721ac58373198709619a1e280adbbb448b90dca9bf6a6f8140a3efd775c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.17231",
    "kind": "arxiv",
    "version": 2
  }
}