Pith Number

pith:7OTTKIB3

pith:2021:7OTTKIB3VI5BRXUE4L7GIUMIM4

not attested not anchored not stored refs pending

Simulating Time Evolution with Fully Optimized Single-Qubit Gates on Parameterized Quantum Circuits

Eriko Kaminishi, Hiroshi C. Watanabe, Kaito Wada, Michihiko Sugawara, Naoki Yamamoto, Rudy Raymond, Yu-ya Ohnishi

arxiv:2111.05538 v2 · 2021-11-10 · 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{7OTTKIB3VI5BRXUE4L7GIUMIM4}

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	2026-07-05T08:19:32.461350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fba735203baa3a18de84e2fe6451886727e4d040414138bd1419c4785a0b9e6e

Aliases

arxiv: 2111.05538 · arxiv_version: 2111.05538v2 · doi: 10.48550/arxiv.2111.05538 · pith_short_12: 7OTTKIB3VI5B · pith_short_16: 7OTTKIB3VI5BRXUE · pith_short_8: 7OTTKIB3

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/7OTTKIB3VI5BRXUE4L7GIUMIM4 \
  | 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: fba735203baa3a18de84e2fe6451886727e4d040414138bd1419c4785a0b9e6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b9d989913ccf92003cd2f30cdadae32667c375856c82197ba115c1ff5163899",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-11-10T05:46:15Z",
    "title_canon_sha256": "12d64e08e83c2477e79b11bcd38fd279364ce6290eaea679494e43242662b3c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05538",
    "kind": "arxiv",
    "version": 2
  }
}