Pith Number

pith:FVYIOSJQ

pith:2019:FVYIOSJQZAH4MQAOTMJ5NYOUQH

not attested not anchored not stored refs pending

Variational Quantum Linear Solver

Carlos Bravo-Prieto, Lukasz Cincio, M. Cerezo, Patrick J. Coles, Ryan LaRose, Yigit Subasi

arxiv:1909.05820 v4 · 2019-09-12 · 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{FVYIOSJQZAH4MQAOTMJ5NYOUQH}

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

5 papers in Pith

Projector Quantum Variational Ansatz

Neural Quantum Spectral Operator Learning for Solving Partial Differential Equations

Analog photonic simulator for large-scale transport

Variational Quantum Solutions to the Advection-Diffusion Equation for Applications in Fluid Dynamics

Measurement-Efficient Variational Quantum Linear Solver for Carleman-Linearized Nonlinear Dynamics

Receipt and verification

First computed	2026-07-05T07:15:11.099694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d70874930c80fc6400e9b13d6e1d481cabf946ab4671a4d4941ef6ada6a279f

Aliases

arxiv: 1909.05820 · arxiv_version: 1909.05820v4 · doi: 10.48550/arxiv.1909.05820 · pith_short_12: FVYIOSJQZAH4 · pith_short_16: FVYIOSJQZAH4MQAO · pith_short_8: FVYIOSJQ

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/FVYIOSJQZAH4MQAOTMJ5NYOUQH \
  | 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: 2d70874930c80fc6400e9b13d6e1d481cabf946ab4671a4d4941ef6ada6a279f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfec4756c16fb54cfb9fd5530720886a8afe06583219c6975350f891f62f3b16",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-09-12T17:28:09Z",
    "title_canon_sha256": "e372256ee8d852439ddf6337347e6467f7a30df33d89c92ca438cce7ecb4f15b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.05820",
    "kind": "arxiv",
    "version": 4
  }
}