Pith Number

pith:EWBVQ7TO

pith:2017:EWBVQ7TOOWR5FA6S7YGK35C4LA

not attested not anchored not stored refs pending

The critical point of the transition to turbulence in pipe flow

Bj\"orn Hof, Vasudevan Mukund

arxiv:1709.06372 v1 · 2017-09-19 · 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{EWBVQ7TOOWR5FA6S7YGK35C4LA}

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	2026-05-18T00:23:33.316924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2583587e6e75a3d283d2fe0cadf45c581424236b17d21a942310b553a797464d

Aliases

arxiv: 1709.06372 · arxiv_version: 1709.06372v1 · doi: 10.48550/arxiv.1709.06372 · pith_short_12: EWBVQ7TOOWR5 · pith_short_16: EWBVQ7TOOWR5FA6S · pith_short_8: EWBVQ7TO

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/EWBVQ7TOOWR5FA6S7YGK35C4LA \
  | 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: 2583587e6e75a3d283d2fe0cadf45c581424236b17d21a942310b553a797464d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a66ac495a947643ff0cd59488cdaadd8fc5991f7e1ddc488306e85d7a357a7c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2017-09-19T12:21:43Z",
    "title_canon_sha256": "fd1b9a3a6967a6ab3f056d48b3ae9de0918be89a88a1cedc8188c35a41092f23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06372",
    "kind": "arxiv",
    "version": 1
  }
}