Pith Number

pith:GMX5HFZ2

pith:2018:GMX5HFZ2LJC35XKTIYVBEBQMP2

not attested not anchored not stored refs pending

Direct numerical simulations of Taylor--Couette turbulence: the effect of sand grain roughness

Daniel Chung, Detlef Lohse, Pieter Berghout, Richard J.A.M. Stevens, Roberto Verzicco, Xiaojue Zhu

arxiv:1812.02265 v1 · 2018-12-05 · 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{GMX5HFZ2LJC35XKTIYVBEBQMP2}

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	2026-07-05T02:07:43.044849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

332fd3973a5a45bedd53462a12060c7e84715e4c68f702c0a279e71f898c4ef6

Aliases

arxiv: 1812.02265 · arxiv_version: 1812.02265v1 · doi: 10.48550/arxiv.1812.02265 · pith_short_12: GMX5HFZ2LJC3 · pith_short_16: GMX5HFZ2LJC35XKT · pith_short_8: GMX5HFZ2

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/GMX5HFZ2LJC35XKTIYVBEBQMP2 \
  | 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: 332fd3973a5a45bedd53462a12060c7e84715e4c68f702c0a279e71f898c4ef6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fee29bee0ebb630bcfbdb682175cdb76b67038443d9459f480fc2b56a4a7b117",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-12-05T23:14:12Z",
    "title_canon_sha256": "5d719b98638b8998ee6ac91fb0c673719ea6cb0d0e6a7c5d02435e370bdd0a6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02265",
    "kind": "arxiv",
    "version": 1
  }
}