Pith Number

pith:2HCSXUZT

pith:2022:2HCSXUZTS5TVA6KYOS5KZXSRKB

not attested not anchored not stored refs pending

Potential and limitations of quantum extreme learning machines

Alessandro Ferraro, G. Massimo Palma, Ivan Palmisano, Luca Innocenti, Mauro Paternostro, Salvatore Lorenzo

arxiv:2210.00780 v4 · 2022-10-03 · 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{2HCSXUZTS5TVA6KYOS5KZXSRKB}

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

Efficient classical training of model-free quantum photonic reservoir

Receipt and verification

First computed	2026-07-05T06:21:13.664740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1c52bd333976750795874baacde51506cc7c47918d823dee779bc4f067a8a90

Aliases

arxiv: 2210.00780 · arxiv_version: 2210.00780v4 · doi: 10.48550/arxiv.2210.00780 · pith_short_12: 2HCSXUZTS5TV · pith_short_16: 2HCSXUZTS5TVA6KY · pith_short_8: 2HCSXUZT

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/2HCSXUZTS5TVA6KYOS5KZXSRKB \
  | 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: d1c52bd333976750795874baacde51506cc7c47918d823dee779bc4f067a8a90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c7ae65c4a0af0d005fd6a013cfb2b32e99c84c4ef13c2a05ff61eb23f394188",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-10-03T09:32:28Z",
    "title_canon_sha256": "6062c23916778c5862738903f71347932d788df64398ff6dd06ad245097efc2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.00780",
    "kind": "arxiv",
    "version": 4
  }
}