Pith Number

pith:LFPIR4EG

pith:2025:LFPIR4EG7D4BF4MFAH7J72VTOX

not attested not anchored not stored refs pending

Matrix inversion polynomials for the quantum singular value transformation

Adnaan Walayat, Andrew Patterson, Bjorn K. Berntson, Christoph S\"underhauf, Zal\'an N\'emeth

arxiv:2507.15537 v1 · 2025-07-21 · 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{LFPIR4EG7D4BF4MFAH7J72VTOX}

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

3 papers in Pith

Nonisothermal global-pressure exactness in fractured multiphase flow with aperture feedback

Cobble: Compiling Block Encodings for Quantum Computational Linear Algebra

Constrained Optimal Polynomials for Quantum Linear System Solvers

Receipt and verification

First computed	2026-07-05T11:40:38.851244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

595e88f086f8f812f18501fe9feab375c6e2bdc027cdd694bd95c313648e1e9f

Aliases

arxiv: 2507.15537 · arxiv_version: 2507.15537v1 · doi: 10.48550/arxiv.2507.15537 · pith_short_12: LFPIR4EG7D4B · pith_short_16: LFPIR4EG7D4BF4MF · pith_short_8: LFPIR4EG

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/LFPIR4EG7D4BF4MFAH7J72VTOX \
  | 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: 595e88f086f8f812f18501fe9feab375c6e2bdc027cdd694bd95c313648e1e9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f06a110da303d81999fd8c799868b4ea5e193c2b5c65ee8b3c1eda97be2dba13",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-07-21T12:04:56Z",
    "title_canon_sha256": "d095fe43a83d6b258e26fc6682a70bae57b733ed8b753e8d7469f9a203d4e31f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.15537",
    "kind": "arxiv",
    "version": 1
  }
}