Pith Number

pith:NOW4ZOJ2

pith:2023:NOW4ZOJ2FFNBBOD2QM74OSZKES

not attested not anchored not stored refs pending

Emulating two qubits with a four-level transmon qudit for variational quantum algorithms

Boris Shteynas, Deep Lall, Giulio Campanaro, Ivan Rungger, James Wills, Mustafa Bakr, Peter Leek, Shuxiang Cao, Simone D. Fasciati, Vivek Chidambaram

arxiv:2303.04796 v2 · 2023-03-08 · 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{NOW4ZOJ2FFNBBOD2QM74OSZKES}

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	2026-07-05T08:00:32.159802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6badccb93a295a10b87a833fc74b2a24b8e1fbf09c1d2d5c6c661cc8f4b42574

Aliases

arxiv: 2303.04796 · arxiv_version: 2303.04796v2 · doi: 10.48550/arxiv.2303.04796 · pith_short_12: NOW4ZOJ2FFNB · pith_short_16: NOW4ZOJ2FFNBBOD2 · pith_short_8: NOW4ZOJ2

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/NOW4ZOJ2FFNBBOD2QM74OSZKES \
  | 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: 6badccb93a295a10b87a833fc74b2a24b8e1fbf09c1d2d5c6c661cc8f4b42574

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "609657919935b0cbc6519b382069ca2cb76a5f3bd2f8b6f23e2674a4c0a3d43b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-03-08T18:45:11Z",
    "title_canon_sha256": "13ca8990c6af3c2a4543f01a4795cf69db73e804dd13866c1300d8242e220e8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.04796",
    "kind": "arxiv",
    "version": 2
  }
}