Pith Number

pith:BXR2KJMA

pith:2024:BXR2KJMAYAJ3WUTTIJNKUMLYLD

not attested not anchored not stored refs pending

Evaluation of block encoding for sparse matrix inversion using QSVT

Leigh Lapworth

arxiv:2402.17529 v1 · 2024-02-27 · 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{BXR2KJMAYAJ3WUTTIJNKUMLYLD}

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

A Quantum Spectral Method for Non-Periodic Boundary Value Problems

Receipt and verification

First computed	2026-07-05T07:49:47.716274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0de3a52580c013bb5273425aaa317858cf49fa5f87daf8a2ad90f26b24f63426

Aliases

arxiv: 2402.17529 · arxiv_version: 2402.17529v1 · doi: 10.48550/arxiv.2402.17529 · pith_short_12: BXR2KJMAYAJ3 · pith_short_16: BXR2KJMAYAJ3WUTT · pith_short_8: BXR2KJMA

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/BXR2KJMAYAJ3WUTTIJNKUMLYLD \
  | 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: 0de3a52580c013bb5273425aaa317858cf49fa5f87daf8a2ad90f26b24f63426

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27f752f57d41ad9d167304313d2a9f4eb126e1fb6925906504ea96f1e524e00f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-02-27T14:13:41Z",
    "title_canon_sha256": "d5e00a675df55346bccaa31e7e14080cfbd58dfb36ebdf87ae14d822f05cd13c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.17529",
    "kind": "arxiv",
    "version": 1
  }
}