Pith Number

pith:X3WXQDOP

pith:2024:X3WXQDOPUQ67AAH3II5VMMKCMV

not attested not anchored not stored refs pending

An Ising Machine Formulation for Design Updates in Topology Optimization of Flow Channels

Fabian Key, Katsuhiro Endo, Marek Behr, Mayu Muramatsu, Shiori Aoki, Shu Tanaka, Yoshiki Matsuda, Yudai Suzuki

arxiv:2411.08405 v1 · 2024-11-13 · cs.CE · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X3WXQDOPUQ67AAH3II5VMMKCMV}

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	2026-07-05T09:34:46.885562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beed780dcfa43df000fb423b563142655873066422de2c6d66425eecd47008c3

Aliases

arxiv: 2411.08405 · arxiv_version: 2411.08405v1 · doi: 10.48550/arxiv.2411.08405 · pith_short_12: X3WXQDOPUQ67 · pith_short_16: X3WXQDOPUQ67AAH3 · pith_short_8: X3WXQDOP

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/X3WXQDOPUQ67AAH3II5VMMKCMV \
  | 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: beed780dcfa43df000fb423b563142655873066422de2c6d66425eecd47008c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6266c130ddebbaf6b6ff1a8aef3ad17db26bf15e78c9711ffc751b10b1fe1739",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2024-11-13T07:46:39Z",
    "title_canon_sha256": "42f5e1a4f36921133937e34473457eb4b69f137ad7f6c54ac962e06cc7d766e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.08405",
    "kind": "arxiv",
    "version": 1
  }
}