Pith Number

pith:O3OJ2NT4

pith:2018:O3OJ2NT4LTZBXAIOQZGELQCCOB

not attested not anchored not stored refs pending

Effect of morphology on the large-amplitude flapping dynamics of an inverted flag in a uniform flow

Boyu Fan, Cecilia Huertas-Cerdeira, John E. Sader, Julia Coss\`e, Morteza Gharib

arxiv:1810.13308 v1 · 2018-10-31 · 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{O3OJ2NT4LTZBXAIOQZGELQCCOB}

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	2026-05-17T23:39:57.970788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76dc9d367c5cf21b810e864c45c042706b600769aac3ae5917e87e08bf1ce142

Aliases

arxiv: 1810.13308 · arxiv_version: 1810.13308v1 · doi: 10.48550/arxiv.1810.13308 · pith_short_12: O3OJ2NT4LTZB · pith_short_16: O3OJ2NT4LTZBXAIO · pith_short_8: O3OJ2NT4

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/O3OJ2NT4LTZBXAIOQZGELQCCOB \
  | 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: 76dc9d367c5cf21b810e864c45c042706b600769aac3ae5917e87e08bf1ce142

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3411a320912c9bfc9c017644f22ec2124d5c39387086521d40404f0d8baa63e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-10-31T14:40:03Z",
    "title_canon_sha256": "a0aa9fb01354c7d6ace80c2bd8ca97c4e0a7076e778ef4f339cc4e9b629d3fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.13308",
    "kind": "arxiv",
    "version": 1
  }
}