Pith Number

pith:7LEXBQBL

pith:2019:7LEXBQBLBREOVAMHTEZ6I3XWVK

not attested not anchored not stored refs pending

A novel subcritical transition to turbulence in Taylor-Couette flow with counter-rotating cylinders

Christopher J. Crowley, Daniel Borrero-Echeverry, Michael C. Krygier, Michael F. Schatz, Roman O. Grigoriev

arxiv:1909.01489 v1 · 2019-09-03 · 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{7LEXBQBLBREOVAMHTEZ6I3XWVK}

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	2026-07-05T00:56:30.846664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fac970c02b0c48ea81879933e46ef6aa8db3e92be8e18b1cc5313b936eed422b

Aliases

arxiv: 1909.01489 · arxiv_version: 1909.01489v1 · doi: 10.48550/arxiv.1909.01489 · pith_short_12: 7LEXBQBLBREO · pith_short_16: 7LEXBQBLBREOVAMH · pith_short_8: 7LEXBQBL

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/7LEXBQBLBREOVAMHTEZ6I3XWVK \
  | 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: fac970c02b0c48ea81879933e46ef6aa8db3e92be8e18b1cc5313b936eed422b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9213ea7c8683e2f78a96f366f0b76861a7f00fd2033dabe304ac39fe22edf43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-09-03T22:54:45Z",
    "title_canon_sha256": "2308a62f28fbe257284934a54db88e2bc4837d868d5b30f60f72ae94f535cbde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01489",
    "kind": "arxiv",
    "version": 1
  }
}