Pith Number

pith:5DAVRL6J

pith:2014:5DAVRL6J53TN4HGTTCYMKHC45C

not attested not anchored not stored refs pending

Tunable coupler for superconducting Xmon qubits: Perturbative nonlinear model

Charles Neill, Emmanuel Donate, John M. Martinis, Michael R. Geller, Pedram Roushan, Yu Chen

arxiv:1405.1915 v1 · 2014-05-08 · quant-ph · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5DAVRL6J53TN4HGTTCYMKHC45C}

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	2026-05-18T01:32:57.841299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8c158afc9eee6de1cd398b0c51c5ce8a00aa3a87c61183cc5f8eaa0ab507598

Aliases

arxiv: 1405.1915 · arxiv_version: 1405.1915v1 · doi: 10.48550/arxiv.1405.1915 · pith_short_12: 5DAVRL6J53TN · pith_short_16: 5DAVRL6J53TN4HGT · pith_short_8: 5DAVRL6J

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/5DAVRL6J53TN4HGTTCYMKHC45C \
  | 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: e8c158afc9eee6de1cd398b0c51c5ce8a00aa3a87c61183cc5f8eaa0ab507598

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f12e07dc32171ba1564b3face6703a7e6a8337f8bc1559fb68a879dd86bc467c",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-08T13:12:51Z",
    "title_canon_sha256": "fc4c06b4b80bb9d5f8c934720c4102646a2481e6ac229772469e94736ce22711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1915",
    "kind": "arxiv",
    "version": 1
  }
}