Pith Number

pith:WS2DJM4T

pith:2026:WS2DJM4TDOT2FGOUZDHUQP52YQ

not attested not anchored not stored refs pending

Robust Airfoil Design Optimization via a Bilevel Model-Based Methodology

Alpaslan Kurt, Dilara Buk, Figen Oztoprak, Gorkem Demir, Onur Son, Yusuf Yazicioglu

arxiv:2607.29161 v1 · 2026-07-31 · 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{WS2DJM4TDOT2FGOUZDHUQP52YQ}

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	2026-08-03T01:20:27.248471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4b434b3931ba7a299d4c8cf483fbac43ed972c6caf2121b8e459eb0cd736cf5

Aliases

arxiv: 2607.29161 · arxiv_version: 2607.29161v1 · doi: 10.48550/arxiv.2607.29161 · pith_short_12: WS2DJM4TDOT2 · pith_short_16: WS2DJM4TDOT2FGOU · pith_short_8: WS2DJM4T

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/WS2DJM4TDOT2FGOUZDHUQP52YQ \
  | 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: b4b434b3931ba7a299d4c8cf483fbac43ed972c6caf2121b8e459eb0cd736cf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6d4346383bbaafe87d8fe37f49cfd7f52e8f88a69f8783c68f1a2eb4c4d7e73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-07-31T08:40:47Z",
    "title_canon_sha256": "fac0dc52c2dcf843802c2047f70ad2d17d2c831a10e83fd04509e526dde6c1cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29161",
    "kind": "arxiv",
    "version": 1
  }
}