Pith Number

pith:7BDYUB4W

pith:2015:7BDYUB4WFVLAZY7AOYB7FAZN4P

not attested not anchored not stored refs pending

Transient eddy current flow metering

Frank Stefani, Jan Forbriger

arxiv:1505.05959 v1 · 2015-05-22 · 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{7BDYUB4WFVLAZY7AOYB7FAZN4P}

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	2026-05-18T01:31:38.904070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8478a07962d560ce3e07603f2832de3ceb5ecf66cfa8d800c506f3c8bc7d106

Aliases

arxiv: 1505.05959 · arxiv_version: 1505.05959v1 · doi: 10.48550/arxiv.1505.05959 · pith_short_12: 7BDYUB4WFVLA · pith_short_16: 7BDYUB4WFVLAZY7A · pith_short_8: 7BDYUB4W

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/7BDYUB4WFVLAZY7AOYB7FAZN4P \
  | 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: f8478a07962d560ce3e07603f2832de3ceb5ecf66cfa8d800c506f3c8bc7d106

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e744541285609323097fdfb63a68675d867e8358b050f249702b668e459ae4cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2015-05-22T06:01:35Z",
    "title_canon_sha256": "297294f1e60b3648db538012f5fba204101046b73ad8f559630bcd22548e98a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05959",
    "kind": "arxiv",
    "version": 1
  }
}