Pith Number

pith:KO6DA55Z

pith:2026:KO6DA55Z763XW2JJHDG5TOM5RN

not attested not anchored not stored refs pending

Implicit Differentiation for Measurement-Efficient Bilevel Quantum-Classical Optimization

Claudia Linnhoff-Popien, Federico Harjes Ruiloba, Jonas Stein, Markus Baumann, Maximilian Zorn, Tobias Rohe

arxiv:2608.07717 v1 · 2026-08-07 · 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{KO6DA55Z763XW2JJHDG5TOM5RN}

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	2026-08-11T00:15:46.360394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53bc3077b9ffb77b692938cdd9b99d8b75085dfe37915cb8dee36da2ea433f36

Aliases

arxiv: 2608.07717 · arxiv_version: 2608.07717v1 · doi: 10.48550/arxiv.2608.07717 · pith_short_12: KO6DA55Z763X · pith_short_16: KO6DA55Z763XW2JJ · pith_short_8: KO6DA55Z

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/KO6DA55Z763XW2JJHDG5TOM5RN \
  | 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: 53bc3077b9ffb77b692938cdd9b99d8b75085dfe37915cb8dee36da2ea433f36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dfcd568d70a383c4e858ad552769586797af173de613d8c43af178765c28ba1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-07T19:03:43Z",
    "title_canon_sha256": "78b41aedc575cb6e2da1069393f0bb8a39a6314844f5179c98b6a75abd6bfdb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.07717",
    "kind": "arxiv",
    "version": 1
  }
}