Pith Number

pith:4HJVYGXL

pith:2025:4HJVYGXLR45U6ZNY6REMY5DPEU

not attested not anchored not stored refs pending

An Introduction to Variational Quantum Eigensolver Applied to Chemistry

Caio M. Porto, Celso J. Villas-Boas, Guilherme S. T. Moraes, Matheus da S. Fonseca, Nelson H. Morgon, Nicol\'as A. C. Carpio, Ren\'e A. Nome

arxiv:2505.04768 v2 · 2025-05-07 · quant-ph · physics.chem-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{4HJVYGXLR45U6ZNY6REMY5DPEU}

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

2 papers in Pith

$\sigma$-VQE: Excited-state preparation of quantum many-body scars with shallow circuits

Loss-aware state space geometry for quantum variational algorithms

Receipt and verification

First computed	2026-07-05T11:19:06.998491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1d35c1aeb8f3b4f65b8f448cc746f25026b1f3ee1944a012ea175a160ee369b

Aliases

arxiv: 2505.04768 · arxiv_version: 2505.04768v2 · doi: 10.48550/arxiv.2505.04768 · pith_short_12: 4HJVYGXLR45U · pith_short_16: 4HJVYGXLR45U6ZNY · pith_short_8: 4HJVYGXL

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/4HJVYGXLR45U6ZNY6REMY5DPEU \
  | 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: e1d35c1aeb8f3b4f65b8f448cc746f25026b1f3ee1944a012ea175a160ee369b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac236e8ff43ee181a329a1f01c8100a4287731adbd0795c310f6b5eee22bafda",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-05-07T19:46:15Z",
    "title_canon_sha256": "d4dc31d922a4f1ee41d79f5bd8be275c44a1996aa3fca280245701c7d34ab1d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04768",
    "kind": "arxiv",
    "version": 2
  }
}