Pith Number

pith:IEP6SCN6

pith:2021:IEP6SCN6IBP44JUYWMTLOFARDS

not attested not anchored not stored refs pending

Fluid-beam interaction: Capturing the effect of embedded slender bodies on global fluid flow and vice versa

Alexander Popp, Ivo Steinbrecher, Matthias Mayr, Nora Hagmeyer

arxiv:2104.09844 v3 · 2021-04-20 · cs.CE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IEP6SCN6IBP44JUYWMTLOFARDS}

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	2026-07-05T04:39:16.982895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

411fe909be405fce2698b326b714111ca201432d829752016f25b93ff1e3d41f

Aliases

arxiv: 2104.09844 · arxiv_version: 2104.09844v3 · doi: 10.48550/arxiv.2104.09844 · pith_short_12: IEP6SCN6IBP4 · pith_short_16: IEP6SCN6IBP44JUY · pith_short_8: IEP6SCN6

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/IEP6SCN6IBP44JUYWMTLOFARDS \
  | 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: 411fe909be405fce2698b326b714111ca201432d829752016f25b93ff1e3d41f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7daf602204f6074bf6e73717f8e464589131244ee62af8392120f1b140d053fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2021-04-20T09:14:10Z",
    "title_canon_sha256": "12df84d7e36854cec8b7e59c0e174b7e17d311ff5892ed177ab05ebbe91c9004"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.09844",
    "kind": "arxiv",
    "version": 3
  }
}