Pith Number

pith:FXE73T2P

pith:2026:FXE73T2PFOOVM6LJHATFUNSOT5

not attested not anchored not stored refs pending

Passive transverse forcing of turbulent boundary-layer flow using sinusoidal surface grooves

Bas W. van Oudheusden, Ferry F. J. Schrijer, Luuk Pelkmans, Max W. Knoop

arxiv:2606.03555 v1 · 2026-06-02 · 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{FXE73T2PFOOVM6LJHATFUNSOT5}

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	2026-06-03T01:06:00.715850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dc9fdcf4f2b9d56796938265a364e9f60c2c223b8270ddf462e7d836d9b247c

Aliases

arxiv: 2606.03555 · arxiv_version: 2606.03555v1 · doi: 10.48550/arxiv.2606.03555 · pith_short_12: FXE73T2PFOOV · pith_short_16: FXE73T2PFOOVM6LJ · pith_short_8: FXE73T2P

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/FXE73T2PFOOVM6LJHATFUNSOT5 \
  | 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: 2dc9fdcf4f2b9d56796938265a364e9f60c2c223b8270ddf462e7d836d9b247c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df0b7230ae562314c57cd509029da7112c7330dbc0dc81f715cba66a82abe4ab",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-06-02T12:18:09Z",
    "title_canon_sha256": "c2f7c1edc7c9b612e1396f1c2fc1ebbbfdcced00e50ff341ec8297726ffa9561"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03555",
    "kind": "arxiv",
    "version": 1
  }
}