Pith Number

pith:KDTTR5AU

pith:2020:KDTTR5AU44OPWVSRKSAF2RVP3V

not attested not anchored not stored refs pending

Measuring Analytic Gradients of General Quantum Evolution with the Stochastic Parameter Shift Rule

Gavin E. Crooks, Leonardo Banchi

arxiv:2005.10299 v2 · 2020-05-20 · 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{KDTTR5AU44OPWVSRKSAF2RVP3V}

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

Local-Observable-Guided Generative Quantum Circuits for Degenerate Ground Spaces

Receipt and verification

First computed	2026-07-05T02:09:39.890760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50e738f414e71cfb565154805d46afdd4187cd529794f9eaefc3bba2c6c7ae84

Aliases

arxiv: 2005.10299 · arxiv_version: 2005.10299v2 · doi: 10.48550/arxiv.2005.10299 · pith_short_12: KDTTR5AU44OP · pith_short_16: KDTTR5AU44OPWVSR · pith_short_8: KDTTR5AU

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/KDTTR5AU44OPWVSRKSAF2RVP3V \
  | 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: 50e738f414e71cfb565154805d46afdd4187cd529794f9eaefc3bba2c6c7ae84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78c0ea14bf9e346c94dc827e4fdfbbf7ea9def7541654d4e080addf4bec70759",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-05-20T18:24:11Z",
    "title_canon_sha256": "35691c81e8ad94128babf8cc37d33d0fa8abb9fda715ca813868dfc29580c586"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.10299",
    "kind": "arxiv",
    "version": 2
  }
}