Pith Number

pith:IPVK43EN

pith:2026:IPVK43EN4XDDGNRG2VW5YH3HXV

not attested not anchored not stored refs pending

Which Superconducting Qubit Model is Good Enough? From Effective Two-Level to Circuit-Based Hamiltonians for Pulse-Level Simulation

Frej Larssen, Ivy Peng, Stefano Markidis

arxiv:2605.23034 v1 · 2026-05-21 · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPVK43EN4XDDGNRG2VW5YH3HXV}

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	2026-05-25T02:01:35.502811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43eaae6c8de5c6333626d56ddc1f67bd49718e736f448a73843e7ded04788573

Aliases

arxiv: 2605.23034 · arxiv_version: 2605.23034v1 · doi: 10.48550/arxiv.2605.23034 · pith_short_12: IPVK43EN4XDD · pith_short_16: IPVK43EN4XDDGNRG · pith_short_8: IPVK43EN

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/IPVK43EN4XDDGNRG2VW5YH3HXV \
  | 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: 43eaae6c8de5c6333626d56ddc1f67bd49718e736f448a73843e7ded04788573

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36e6e247102f007792ba9ec331af357afa939be47282c4d6e42c5f41246a44b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2026-05-21T21:00:05Z",
    "title_canon_sha256": "98b50d7d4f201cbafa5ad1d3385da5a98b8702e68a590803e59f9c807a636666"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23034",
    "kind": "arxiv",
    "version": 1
  }
}