Pith Number

pith:SJBI2QYY

pith:2019:SJBI2QYYNEZCP5LUGUGODQPMCX

not attested not anchored not stored refs pending

Importance of fluid inertia for the orientation of spheroids settling in turbulent flow

Alain Pumir, Aurore Naso, Bernhard Mehlig, Diego Lopez, Emmanuel Leveque, Kristian Gustavsson, Muhammad Zubair Sheikh

arxiv:1904.07575 v2 · 2019-04-16 · 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{SJBI2QYYNEZCP5LUGUGODQPMCX}

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	2026-07-05T02:12:28.151309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92428d4318693227f574350ce1c1ec15cfbd709a7e85e8fa0f0932f88f65e06d

Aliases

arxiv: 1904.07575 · arxiv_version: 1904.07575v2 · doi: 10.48550/arxiv.1904.07575 · pith_short_12: SJBI2QYYNEZC · pith_short_16: SJBI2QYYNEZCP5LU · pith_short_8: SJBI2QYY

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/SJBI2QYYNEZCP5LUGUGODQPMCX \
  | 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: 92428d4318693227f574350ce1c1ec15cfbd709a7e85e8fa0f0932f88f65e06d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3af22639af4f1fd8ddfd745f85c4f1e0794e1948c89dec54238939d19612cb8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-04-16T10:16:55Z",
    "title_canon_sha256": "071cd8b21bb2f8fc35980562bb9f2973b0e41367dc6126fb4a9ade4c7269cde8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07575",
    "kind": "arxiv",
    "version": 2
  }
}