Pith Number

pith:BH3DV2ML

pith:2021:BH3DV2MLIEYVV4DXSFOZ3QM6KE

not attested not anchored not stored refs pending

Quantum machine learning beyond kernel methods

Hans J. Briegel, Hendrik Poulsen Nautrup, Jonas M. K\"ubler, Lukas J. Fiderer, Sofiene Jerbi, Vedran Dunjko

arxiv:2110.13162 v3 · 2021-10-25 · quant-ph · cs.AI · 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{BH3DV2MLIEYVV4DXSFOZ3QM6KE}

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	2026-07-05T05:37:52.341624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09f63ae98b41315af077915d9dc19e511ecb34b66c01c8321452e7bf77a53701

Aliases

arxiv: 2110.13162 · arxiv_version: 2110.13162v3 · doi: 10.48550/arxiv.2110.13162 · pith_short_12: BH3DV2MLIEYV · pith_short_16: BH3DV2MLIEYVV4DX · pith_short_8: BH3DV2ML

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/BH3DV2MLIEYVV4DXSFOZ3QM6KE \
  | 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: 09f63ae98b41315af077915d9dc19e511ecb34b66c01c8321452e7bf77a53701

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed69637ef9b3d62de062762672e59b44862bf611e033aaea7edf0a7defd4b6fa",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-10-25T18:00:02Z",
    "title_canon_sha256": "b6329e09e3f7522361d2faa22f93fa3037090101d9ecbce84c85781162001de7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.13162",
    "kind": "arxiv",
    "version": 3
  }
}