Pith Number

pith:XIDJ3JCJ

pith:2023:XIDJ3JCJVJYD3HOMS22N4FAY4R

not attested not anchored not stored refs pending

Optimal Parameter Configurations for Sequential Optimization of Variational Quantum Eigensolver

Hiroshi C. Watanabe, Kaito Wada, Katsuhiro Endo, Naoki Yamamoto, Rudy Raymond, Yuki Sato

arxiv:2303.07082 v1 · 2023-03-13 · 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{XIDJ3JCJVJYD3HOMS22N4FAY4R}

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	2026-07-05T08:19:34.164214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba069da449aa703d9dcc96b4de1418e4718102423ee18a2cfdf594b680ec59de

Aliases

arxiv: 2303.07082 · arxiv_version: 2303.07082v1 · doi: 10.48550/arxiv.2303.07082 · pith_short_12: XIDJ3JCJVJYD · pith_short_16: XIDJ3JCJVJYD3HOM · pith_short_8: XIDJ3JCJ

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/XIDJ3JCJVJYD3HOMS22N4FAY4R \
  | 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: ba069da449aa703d9dcc96b4de1418e4718102423ee18a2cfdf594b680ec59de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acf474d3c0cdc42f39945d2b6a08d9fd43efab622272fdfdd53ba0bdb64c6991",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-03-13T13:07:27Z",
    "title_canon_sha256": "e033dfca79332fb634c4cd7fce834d9ca7d703af31cfd75b1870547735270fe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.07082",
    "kind": "arxiv",
    "version": 1
  }
}