Pith Number

pith:WJ2UUJKH

pith:2019:WJ2UUJKHXMHMOFPWSTAW6JXX6Q

not attested not anchored not stored refs pending

Fast high fidelity quantum non-demolition qubit readout via a non-perturbative cross-Kerr coupling

C. Naud, \'E. Dumur, F. Foroughi, J. Delaforce, J. J. Garc\'ia-Ripoll, J. Puertas, K. Bharadwaj, L. Planat, N. Roch, O. Buisson, R. Dassonneville, S. Leger, T. Ramos, V. Milchakov, W. Hasch-Guichard

arxiv:1905.00271 v5 · 2019-05-01 · 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{WJ2UUJKHXMHMOFPWSTAW6JXX6Q}

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	2026-07-05T00:45:05.303695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2754a2547bb0ec715f694c16f26f7f41e93b27d7e73ee781592d7055065defa

Aliases

arxiv: 1905.00271 · arxiv_version: 1905.00271v5 · doi: 10.48550/arxiv.1905.00271 · pith_short_12: WJ2UUJKHXMHM · pith_short_16: WJ2UUJKHXMHMOFPW · pith_short_8: WJ2UUJKH

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/WJ2UUJKHXMHMOFPWSTAW6JXX6Q \
  | 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: b2754a2547bb0ec715f694c16f26f7f41e93b27d7e73ee781592d7055065defa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb615e0fff92e18886a3682c1aaffd18d9bcd81ce184acb10860cd639b40f265",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-01T11:32:43Z",
    "title_canon_sha256": "79327710ed5e9cabbf25be4017a689a5812547c890bb0138f4265c9052120698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00271",
    "kind": "arxiv",
    "version": 5
  }
}