Pith Number

pith:RZ7WYY5H

pith:2024:RZ7WYY5HHRMGFZBB53WOBTSEGW

not attested not anchored not stored refs pending

Denoising Gradient Descent in Variational Quantum Algorithms

Hagen-Henrik Kowalski, Holger Eble, Lars Simon, Manuel Radons

arxiv:2403.03826 v1 · 2024-03-06 · quant-ph · cs.NA · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RZ7WYY5HHRMGFZBB53WOBTSEGW}

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	2026-07-05T07:53:02.000698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e7f6c63a73c5862e421eeece0ce443595f217bdddfae2be289cac10b80caacf

Aliases

arxiv: 2403.03826 · arxiv_version: 2403.03826v1 · doi: 10.48550/arxiv.2403.03826 · pith_short_12: RZ7WYY5HHRMG · pith_short_16: RZ7WYY5HHRMGFZBB · pith_short_8: RZ7WYY5H

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/RZ7WYY5HHRMGFZBB53WOBTSEGW \
  | 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: 8e7f6c63a73c5862e421eeece0ce443595f217bdddfae2be289cac10b80caacf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df9066073e16f68db0bc58ab7a51a1725c3dd006bda8b7d37dba2504f995abc1",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-03-06T16:15:25Z",
    "title_canon_sha256": "a6afeb1f4e82bc915d7f23356ebfedbb9ab2fcdb4f187165d2b9d7c6e755f6a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.03826",
    "kind": "arxiv",
    "version": 1
  }
}