Pith Number

pith:CE2WZQZB

pith:2021:CE2WZQZBTOLFEYCI4GVOTUPWC3

not attested not anchored not stored refs pending

A semi-agnostic ansatz with variable structure for quantum machine learning

Guillaume Verdon, Lukasz Cincio, M. Bilkis, M. Cerezo, Patrick J. Coles

arxiv:2103.06712 v4 · 2021-03-11 · quant-ph · 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{CE2WZQZBTOLFEYCI4GVOTUPWC3}

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

An Oracle-Free Quantum Algorithm for Nonadiabatic Quantum Molecular Dynamics

Receipt and verification

First computed	2026-07-05T07:55:55.538303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11356cc3219b96526048e1aae9d1f616f5551b750448dba079e82828217ed747

Aliases

arxiv: 2103.06712 · arxiv_version: 2103.06712v4 · doi: 10.48550/arxiv.2103.06712 · pith_short_12: CE2WZQZBTOLF · pith_short_16: CE2WZQZBTOLFEYCI · pith_short_8: CE2WZQZB

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/CE2WZQZBTOLFEYCI4GVOTUPWC3 \
  | 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: 11356cc3219b96526048e1aae9d1f616f5551b750448dba079e82828217ed747

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dbe4230aafbf312e577a5a33af93504e6a380f33074339c4bcad358bb2cb6df",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-03-11T14:58:40Z",
    "title_canon_sha256": "e9908e845669e6a3dba08ea00d66fccec2e9775d58c87278d74304ab18a6f174"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.06712",
    "kind": "arxiv",
    "version": 4
  }
}