Pith Number

pith:6ER6P3VR

pith:2022:6ER6P3VRIUP76NNSPNPADYUS65

not attested not anchored not stored refs pending

A near-term quantum algorithm for solving linear systems of equations based on the Woodbury identity

Daniel O'Malley, Elijah Pelofske, Jessie M. Henderson, John K. Golden, Robert Lowrie, Sarah Greer, Stephan Eidenbenz, Yigit Subasi

arxiv:2205.00645 v2 · 2022-05-02 · 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{6ER6P3VRIUP76NNSPNPADYUS65}

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	2026-07-05T08:36:40.677878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f123e7eeb1451fff35b27b5e01e292f777f53092d0ab643935d9c9a99b669dbb

Aliases

arxiv: 2205.00645 · arxiv_version: 2205.00645v2 · doi: 10.48550/arxiv.2205.00645 · pith_short_12: 6ER6P3VRIUP7 · pith_short_16: 6ER6P3VRIUP76NNS · pith_short_8: 6ER6P3VR

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/6ER6P3VRIUP76NNSPNPADYUS65 \
  | 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: f123e7eeb1451fff35b27b5e01e292f777f53092d0ab643935d9c9a99b669dbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41af2e7a9698a5453ca7a18b2849c5618bdec71e01c56aebfc3c8f41a07fa31a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-05-02T04:32:01Z",
    "title_canon_sha256": "278c6e8280343a7aec065ea7a1867b14b6f854793eed4b0d9a44050854e149d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.00645",
    "kind": "arxiv",
    "version": 2
  }
}