Pith Number

pith:U5ZFMHFL

pith:2015:U5ZFMHFLLHW3JQARZKH2DAZT6V

not attested not anchored not stored refs pending

Optimal smoothing length scale for actuator line models of wind turbine blades

Charles Meneveau, Luis A. Martinez-Tossas, Matthew J. Churchfield

arxiv:1511.04117 v2 · 2015-11-12 · 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{U5ZFMHFLLHW3JQARZKH2DAZT6V}

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	2026-05-18T01:15:14.774192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a772561cab59edb4c011ca8fa18333f5646ede15d07c6a66aec0f0bead764a06

Aliases

arxiv: 1511.04117 · arxiv_version: 1511.04117v2 · doi: 10.48550/arxiv.1511.04117 · pith_short_12: U5ZFMHFLLHW3 · pith_short_16: U5ZFMHFLLHW3JQAR · pith_short_8: U5ZFMHFL

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/U5ZFMHFLLHW3JQARZKH2DAZT6V \
  | 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: a772561cab59edb4c011ca8fa18333f5646ede15d07c6a66aec0f0bead764a06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "212d7189311caf74580d62303139d7ae9231689564b509c666bccfb3664eb8bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2015-11-12T22:46:56Z",
    "title_canon_sha256": "7282db0c101fc175b5737318638d9014856bb9ea34a552f17ccf4e10532f07e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04117",
    "kind": "arxiv",
    "version": 2
  }
}