Pith Number

pith:BBYWI6OA

pith:2019:BBYWI6OAWXZLN3FTK3CPUKMNA6

not attested not anchored not stored refs pending

Controlling secondary flow in Taylor-Couette turbulence through spanwise-varying roughness

Chao Sun, Daniel Chung, Dennis Bakhuis, Detlef Lohse, Dominic Tai, Pieter Berghout, Pim A. Bullee, Roberto Verzicco, Rodrigo Ezeta, Sander G. Huisman

arxiv:1905.06788 v1 · 2019-05-16 · 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{BBYWI6OAWXZLN3FTK3CPUKMNA6}

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	2026-07-05T00:31:50.114925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08716479c0b5f2b6ecb356c4fa298d078c03f99540ea67d8941d1a3d5d987018

Aliases

arxiv: 1905.06788 · arxiv_version: 1905.06788v1 · doi: 10.48550/arxiv.1905.06788 · pith_short_12: BBYWI6OAWXZL · pith_short_16: BBYWI6OAWXZLN3FT · pith_short_8: BBYWI6OA

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/BBYWI6OAWXZLN3FTK3CPUKMNA6 \
  | 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: 08716479c0b5f2b6ecb356c4fa298d078c03f99540ea67d8941d1a3d5d987018

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16d64b97feb1ebed0135a9ac685632924f8c274a923f7e700d9c9b8772a4ee65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-05-16T14:39:54Z",
    "title_canon_sha256": "d376ef568727412dbb722ef5943bd3ed93b9611808041df2117a816769cfead1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06788",
    "kind": "arxiv",
    "version": 1
  }
}