Pith Number

pith:XLU54KAM

pith:2018:XLU54KAM7V6SRIR6VODZSQJ4FH

not attested not anchored not stored refs pending

Buoyant finite-size particles in turbulent duct flow

Fredrik Lundell, Luca Brandt, Sagar Zade, Walter Fornari

arxiv:1811.11716 v1 · 2018-11-28 · 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{XLU54KAM7V6SRIR6VODZSQJ4FH}

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	2026-05-17T23:54:10.367783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bae9de280cfd7d28a23eab8799413c29f341852b91bc2c36f3b9cbee924008e8

Aliases

arxiv: 1811.11716 · arxiv_version: 1811.11716v1 · doi: 10.48550/arxiv.1811.11716 · pith_short_12: XLU54KAM7V6S · pith_short_16: XLU54KAM7V6SRIR6 · pith_short_8: XLU54KAM

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/XLU54KAM7V6SRIR6VODZSQJ4FH \
  | 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: bae9de280cfd7d28a23eab8799413c29f341852b91bc2c36f3b9cbee924008e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b19a6de8c0df3acbf6de5ce256cc7dd5a593ba8f1d7dcd2b22af2da971ad4f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-11-28T18:10:49Z",
    "title_canon_sha256": "ccc811aadceb2e114cb584d882ca0e641785a97baf287396413750cdaaeaf6f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11716",
    "kind": "arxiv",
    "version": 1
  }
}