Pith Number

pith:SDJCQTJ5

pith:2026:SDJCQTJ5QTM5346JR4FHXII37E

not attested not anchored not stored refs pending

Quantum Koopman Algorithms

David Jennings, Guoming Wang, Kamil Korzekwa, Matteo Lostaglio

arxiv:2605.19054 v1 · 2026-05-18 · 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{SDJCQTJ5QTM5346JR4FHXII37E}

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	2026-05-20T01:05:25.068797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90d2284d3d84d9ddf3c98f0a7ba11bf90e4061a8c8b69b7e4ed2696a5c860879

Aliases

arxiv: 2605.19054 · arxiv_version: 2605.19054v1 · doi: 10.48550/arxiv.2605.19054 · pith_short_12: SDJCQTJ5QTM5 · pith_short_16: SDJCQTJ5QTM5346J · pith_short_8: SDJCQTJ5

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/SDJCQTJ5QTM5346JR4FHXII37E \
  | 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: 90d2284d3d84d9ddf3c98f0a7ba11bf90e4061a8c8b69b7e4ed2696a5c860879

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb6071e601d7e35c4f9c96b4c36a81f1e881b371f591d18c86b2d859211d08f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-18T19:18:27Z",
    "title_canon_sha256": "0338b3bf06cf9ac3a60058afcbf577b595f7953449edda717d8afe5df7ba26eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19054",
    "kind": "arxiv",
    "version": 1
  }
}