Pith Number

pith:C7IC7OJU

pith:2021:C7IC7OJUKUVKQAKIMS2D7LKHVD

not attested not anchored not stored refs pending

Differentiable quantum computational chemistry with PennyLane

Alain Delgado, Al\'an Aspuru-Guzik, Antal Sz\'ava, Cedric Yen-Yu Lin, Jack Ceroni, Jay Soni, Josh Izaac, Juan Miguel Arrazola, Maria Schuld, Nathan Killoran, Olivia Di Matteo, Robert A. Lang, Rodrigo A. Vargas-Hern\'andez, Romain Moyard, Soran Jahangiri, Teresa Tamayo-Mendoza, Utkarsh Azad, Zeyue Niu

arxiv:2111.09967 v3 · 2021-11-18 · 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{C7IC7OJUKUVKQAKIMS2D7LKHVD}

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

PennyLane: Automatic differentiation of hybrid quantum-classical computations

Receipt and verification

First computed	2026-07-05T05:31:00.419931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17d02fb934552aa8014864b43fad47a8dde70d442664478634ba48ca227986a0

Aliases

arxiv: 2111.09967 · arxiv_version: 2111.09967v3 · doi: 10.48550/arxiv.2111.09967 · pith_short_12: C7IC7OJUKUVK · pith_short_16: C7IC7OJUKUVKQAKI · pith_short_8: C7IC7OJU

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/C7IC7OJUKUVKQAKIMS2D7LKHVD \
  | 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: 17d02fb934552aa8014864b43fad47a8dde70d442664478634ba48ca227986a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7225c0468eb08a9548adb66aba9783fb3126534c1d12d9ccea7a9a4ba1c4aa90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-11-18T23:06:34Z",
    "title_canon_sha256": "81374eff8a39eef4bdc6fea5b4c62f52bb48cbf3da012fb5515e1804506e4f1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09967",
    "kind": "arxiv",
    "version": 3
  }
}