Pith Number

pith:7XLGFUGL

pith:2026:7XLGFUGLYD7J4WUVXQGD2WK5FK

not attested not anchored not stored refs pending

SAFE Quantum Machine Learning with Variational Quantum Classifiers

Paolo Giudici, Paolo Recchia, Vasily Kolesnikov, Ying Chen

arxiv:2605.16067 v1 · 2026-05-15 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XLGFUGLYD7J4WUVXQGD2WK5FK}

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	2026-05-20T00:01:51.312154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd662d0cbc0fe9e5a95bc0c3d595d2a818140e5a620b66c3462c9a035d27973

Aliases

arxiv: 2605.16067 · arxiv_version: 2605.16067v1 · doi: 10.48550/arxiv.2605.16067 · pith_short_12: 7XLGFUGLYD7J · pith_short_16: 7XLGFUGLYD7J4WUV · pith_short_8: 7XLGFUGL

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/7XLGFUGLYD7J4WUVXQGD2WK5FK \
  | 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: fdd662d0cbc0fe9e5a95bc0c3d595d2a818140e5a620b66c3462c9a035d27973

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "339190da66250f7e0c0ed8465ee8fc1cbe07bdcf3f385fb0a9c9c2b08ac6038b",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-15T15:29:36Z",
    "title_canon_sha256": "7c8bf9204ba01cde113614868f1d8d854ae32a04537b3cc40fa9e6f2bd419759"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16067",
    "kind": "arxiv",
    "version": 1
  }
}