Pith Number

pith:6FZPI2DY

pith:2023:6FZPI2DYO5JFUXOQKDOZGNDVFJ

not attested not anchored not stored refs pending

Interpolating Parametrized Quantum Circuits using Blackbox Queries

Hagen-Henrik Kowalski, Holger Eble, Lars Simon, Manuel Radons

arxiv:2310.04396 v4 · 2023-10-06 · quant-ph · cs.NA · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6FZPI2DYO5JFUXOQKDOZGNDVFJ}

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	2026-07-05T08:42:30.514532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f172f4687877525a5dd050dd9334752a423a7b0670339b349e02c0dc8470a114

Aliases

arxiv: 2310.04396 · arxiv_version: 2310.04396v4 · doi: 10.48550/arxiv.2310.04396 · pith_short_12: 6FZPI2DYO5JF · pith_short_16: 6FZPI2DYO5JFUXOQ · pith_short_8: 6FZPI2DY

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/6FZPI2DYO5JFUXOQKDOZGNDVFJ \
  | 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: f172f4687877525a5dd050dd9334752a423a7b0670339b349e02c0dc8470a114

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ba052cd3b0f234a1629d1aad381a1cb44a01903ca8d85ed818f069eda512044",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-10-06T17:42:11Z",
    "title_canon_sha256": "10d99bb7aa24d61ea9a8f8d1a36be420035f80ceeea3c5d0f168d47fa864599d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.04396",
    "kind": "arxiv",
    "version": 4
  }
}