Pith Number

pith:MWABRUWQ

pith:2018:MWABRUWQ6BMXON2UREJAKYPW6E

not attested not anchored not stored refs pending

Wake of super-hydrophobic falling spheres: influence of the air layer deformation

Azeddine Kourta, Marco Castagna, Nicolas Mazellier

arxiv:1802.01922 v1 · 2018-02-06 · 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{MWABRUWQ6BMXON2UREJAKYPW6E}

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	2026-05-18T00:09:27.235527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

658018d2d0f05977375489120561f6f130b2117ba83452040ca7c79a37e7b44e

Aliases

arxiv: 1802.01922 · arxiv_version: 1802.01922v1 · doi: 10.48550/arxiv.1802.01922 · pith_short_12: MWABRUWQ6BMX · pith_short_16: MWABRUWQ6BMXON2U · pith_short_8: MWABRUWQ

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/MWABRUWQ6BMXON2UREJAKYPW6E \
  | 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: 658018d2d0f05977375489120561f6f130b2117ba83452040ca7c79a37e7b44e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e45e61fb3ae63d4ba726076d5ded08cc4f93308fe72f55ea8c6396e6d6b8d990",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-02-06T13:02:03Z",
    "title_canon_sha256": "d2a1cccf00750d8ec83fab2920a87595bf759ac9362973e075f04ccbd3110ac7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01922",
    "kind": "arxiv",
    "version": 1
  }
}