Pith Number

pith:BSULW2IL

pith:2016:BSULW2ILLDX6I3MB6QP4YZ43B2

not attested not anchored not stored refs pending

Drag reduction of a car model by linear genetic programming control

Bernd R. Noack, Eurika Kaiser, Fabien Harambat, Jacques Bor\'ee, Laurent Cordier, Ruiying Li, Thomas Duriez

arxiv:1609.02505 v1 · 2016-09-08 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BSULW2ILLDX6I3MB6QP4YZ43B2}

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	2026-05-18T00:40:28.789333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ca8bb690b58efe46d81f41fcc679b0e919ed7199c494fd3664455f447b9b0ca

Aliases

arxiv: 1609.02505 · arxiv_version: 1609.02505v1 · doi: 10.48550/arxiv.1609.02505 · pith_short_12: BSULW2ILLDX6 · pith_short_16: BSULW2ILLDX6I3MB · pith_short_8: BSULW2IL

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/BSULW2ILLDX6I3MB6QP4YZ43B2 \
  | 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: 0ca8bb690b58efe46d81f41fcc679b0e919ed7199c494fd3664455f447b9b0ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a04ca9b54f111083d0d6ed8b5b60d62e3c66af2b7a58def2e3d0c57ad199f63b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2016-09-08T17:24:00Z",
    "title_canon_sha256": "464d1567488dd41a01029016450510dc4fefbaf2f335d4955302d032f2e4752f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02505",
    "kind": "arxiv",
    "version": 1
  }
}