Pith Number

pith:6JLQOZ57

pith:2025:6JLQOZ57NHXU7OLPT3I5VRBA72

not attested not anchored not stored refs pending

On the similarity of bandwidth-tuned quantum kernels and classical kernels

Jan Schnabel, Marco Roth, Roberto Fl\'orez-Ablan

arxiv:2503.05602 v3 · 2025-03-07 · quant-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6JLQOZ57NHXU7OLPT3I5VRBA72}

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.

Cited by

1 paper in Pith

Is data-efficient learning feasible with quantum models?

Receipt and verification

First computed	2026-07-05T11:44:02.057295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2570767bf69ef4fb96f9ed1dac420febdf64a9d0d53f6468dda098179cb3a74

Aliases

arxiv: 2503.05602 · arxiv_version: 2503.05602v3 · doi: 10.48550/arxiv.2503.05602 · pith_short_12: 6JLQOZ57NHXU · pith_short_16: 6JLQOZ57NHXU7OLP · pith_short_8: 6JLQOZ57

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/6JLQOZ57NHXU7OLPT3I5VRBA72 \
  | 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: f2570767bf69ef4fb96f9ed1dac420febdf64a9d0d53f6468dda098179cb3a74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ee8fd3eb388054ed379961f7df99ff7b883291a0ac6d9c4ec392ca26f2cdf89",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-03-07T17:28:02Z",
    "title_canon_sha256": "9ede9a56ab8865553577abd1fd730848192288310291f2a4c2004f35ac18e992"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.05602",
    "kind": "arxiv",
    "version": 3
  }
}