Pith Number

pith:BVKDW42J

pith:2018:BVKDW42JPOREJSTZF5QDKQEUFH

not attested not anchored not stored refs pending

Complexity of the laminar-turbulent boundary in pipe flow

Bj\"orn Hof, Nazmi Burak Budanur

arxiv:1802.01918 v2 · 2018-02-06 · physics.flu-dyn · nlin.CD

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVKDW42JPOREJSTZF5QDKQEUFH}

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	2026-05-18T00:14:08.628331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d543b73497ba244ca792f6035409429d68ddc14a5dd219db5ad1347bc90a90b

Aliases

arxiv: 1802.01918 · arxiv_version: 1802.01918v2 · doi: 10.48550/arxiv.1802.01918 · pith_short_12: BVKDW42JPORE · pith_short_16: BVKDW42JPOREJSTZ · pith_short_8: BVKDW42J

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/BVKDW42JPOREJSTZF5QDKQEUFH \
  | 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: 0d543b73497ba244ca792f6035409429d68ddc14a5dd219db5ad1347bc90a90b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6fa3e0580d4c76cebc8e8c51fc7cdb83770355502493271e607ee9ae3ddde32",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-02-06T12:56:00Z",
    "title_canon_sha256": "e558c8c98561e6691a2a89f750132e46502005459b1df245e5d2b2ca58c3fcaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01918",
    "kind": "arxiv",
    "version": 2
  }
}