Pith Number

pith:REHPMVAZ

pith:2018:REHPMVAZJDQF2NODQRHDZ2KXIE

not attested not anchored not stored refs pending

A systematic study of turbulent heat transfer over rough walls

Bettina Frohnapfel, Matthias Stripf, Pourya Forooghi

arxiv:1806.08555 v1 · 2018-06-22 · 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{REHPMVAZJDQF2NODQRHDZ2KXIE}

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	2026-05-18T00:12:36.833334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

890ef6541948e05d35c3844e3ce9574126c57edd62a18b75a35a35c199b9f0c9

Aliases

arxiv: 1806.08555 · arxiv_version: 1806.08555v1 · doi: 10.48550/arxiv.1806.08555 · pith_short_12: REHPMVAZJDQF · pith_short_16: REHPMVAZJDQF2NOD · pith_short_8: REHPMVAZ

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/REHPMVAZJDQF2NODQRHDZ2KXIE \
  | 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: 890ef6541948e05d35c3844e3ce9574126c57edd62a18b75a35a35c199b9f0c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a4885d3005475369c26864ab33730d736985d73632bd4438d53b29295b7ee8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-06-22T08:49:02Z",
    "title_canon_sha256": "0b68faf8b50c929b0eedfaa8d3fbebd56232c7e315cc55bea99141b205cddb87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08555",
    "kind": "arxiv",
    "version": 1
  }
}