Pith Number

pith:7N5O23LT

pith:2019:7N5O23LT556YYZODOWQ52IEGRZ

not attested not anchored not stored refs pending

Scaling of the Puffing Strouhal Number for Buoyant Jets

Aniruddha Upadhye, Caelan Lapointe, Gregory B. Rieker, Jason D. Christopher, Mark Strobel, Nicholas T. Wimer, Peter E. Hamlington, Siddharth P. Nigam, Torrey R.S. Hayden

arxiv:1904.01580 v1 · 2019-04-02 · 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{7N5O23LT556YYZODOWQ52IEGRZ}

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	2026-07-05T01:12:18.859671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb7aed6d73ef7d8c65c375a1dd20868e4542279bf885367edd79d63bd489d12e

Aliases

arxiv: 1904.01580 · arxiv_version: 1904.01580v1 · doi: 10.48550/arxiv.1904.01580 · pith_short_12: 7N5O23LT556Y · pith_short_16: 7N5O23LT556YYZOD · pith_short_8: 7N5O23LT

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/7N5O23LT556YYZODOWQ52IEGRZ \
  | 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: fb7aed6d73ef7d8c65c375a1dd20868e4542279bf885367edd79d63bd489d12e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9280fa799eba222e67343a624d8a93e8ea66ec269a8060f99abac1b3ab330b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-04-02T15:25:21Z",
    "title_canon_sha256": "6438df0bd238c39ce39941210fd00279c200d06df34888b52c061487ef1d2bdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01580",
    "kind": "arxiv",
    "version": 1
  }
}